From 687918b794d12a0ff5d395b8cf87880dbe8012bf Mon Sep 17 00:00:00 2001 From: Brian Paul Date: Sat, 3 Sep 2005 16:43:02 +0000 Subject: SetBuffer, renderbuffer changes --- src/mesa/drivers/dri/ffb/ffb_span.c | 2 +- src/mesa/drivers/dri/ffb/ffb_state.c | 17 +-- src/mesa/drivers/dri/ffb/ffb_xmesa.c | 10 +- src/mesa/drivers/dri/i810/i810context.c | 7 +- src/mesa/drivers/dri/i810/i810context.h | 2 - src/mesa/drivers/dri/i810/i810screen.c | 3 + src/mesa/drivers/dri/i810/i810span.c | 76 ++----------- src/mesa/drivers/dri/i810/i810state.c | 9 -- src/mesa/drivers/dri/mach64/mach64_screen.c | 11 +- src/mesa/drivers/dri/mach64/mach64_span.c | 93 +++------------- src/mesa/drivers/dri/mach64/mach64_state.c | 5 - src/mesa/drivers/dri/mga/mgaspan.c | 126 +++------------------ src/mesa/drivers/dri/mga/mgastate.c | 5 - src/mesa/drivers/dri/r128/r128_context.h | 5 +- src/mesa/drivers/dri/r128/r128_ioctl.c | 15 +-- src/mesa/drivers/dri/r128/r128_lock.c | 24 +--- src/mesa/drivers/dri/r128/r128_screen.c | 10 +- src/mesa/drivers/dri/r128/r128_span.c | 84 +++----------- src/mesa/drivers/dri/r128/r128_state.c | 32 ++---- src/mesa/drivers/dri/r128/r128_state.h | 2 - src/mesa/drivers/dri/s3v/s3v_context.h | 1 - src/mesa/drivers/dri/s3v/s3v_span.c | 158 +++++---------------------- src/mesa/drivers/dri/s3v/s3v_xmesa.c | 1 + src/mesa/drivers/dri/savage/savage_xmesa.c | 35 ++++-- src/mesa/drivers/dri/savage/savagecontext.h | 9 -- src/mesa/drivers/dri/savage/savageioctl.c | 6 +- src/mesa/drivers/dri/savage/savagespan.c | 119 +++++--------------- src/mesa/drivers/dri/savage/savagestate.c | 7 -- src/mesa/drivers/dri/sis/sis_context.h | 1 - src/mesa/drivers/dri/sis/sis_screen.c | 11 +- src/mesa/drivers/dri/sis/sis_span.c | 68 ++---------- src/mesa/drivers/dri/sis/sis_state.c | 13 +-- src/mesa/drivers/dri/tdfx/tdfx_span.c | 27 +---- src/mesa/drivers/dri/tdfx/tdfx_state.c | 5 - src/mesa/drivers/dri/unichrome/via_context.c | 107 ++++++++++++++++-- src/mesa/drivers/dri/unichrome/via_context.h | 19 ++-- src/mesa/drivers/dri/unichrome/via_fb.c | 4 +- src/mesa/drivers/dri/unichrome/via_fb.h | 4 +- src/mesa/drivers/dri/unichrome/via_ioctl.c | 26 ++--- src/mesa/drivers/dri/unichrome/via_screen.c | 23 ++-- src/mesa/drivers/dri/unichrome/via_span.c | 152 ++++++-------------------- src/mesa/drivers/dri/unichrome/via_span.h | 4 +- src/mesa/drivers/dri/unichrome/via_state.c | 9 +- 43 files changed, 380 insertions(+), 967 deletions(-) (limited to 'src/mesa/drivers') diff --git a/src/mesa/drivers/dri/ffb/ffb_span.c b/src/mesa/drivers/dri/ffb/ffb_span.c index f4698c64e4a..a23f4c66f0a 100644 --- a/src/mesa/drivers/dri/ffb/ffb_span.c +++ b/src/mesa/drivers/dri/ffb/ffb_span.c @@ -114,7 +114,7 @@ do { GLuint p = *(GLuint *)(buf + ((__x)<<2) + ((__y)<<13)); \ #define TAG(x) ffb##x##_888 -#include +#include "spantmp.h" /** * Plug in the Get/Put routines for the given driRenderbuffer. diff --git a/src/mesa/drivers/dri/ffb/ffb_state.c b/src/mesa/drivers/dri/ffb/ffb_state.c index 86df5b4bcac..95ff820e104 100644 --- a/src/mesa/drivers/dri/ffb/ffb_state.c +++ b/src/mesa/drivers/dri/ffb/ffb_state.c @@ -510,6 +510,13 @@ static void ffbDDReadBuffer(GLcontext *ctx, GLenum buffer) /* * Specifies buffer for sw fallbacks (spans) */ +#if 000 +/* XXX + * This function is obsolete. It's not clear how this really effected + * span reading/writing above. The span functions should use the + * incoming driRenderbuffer (gl_renderbuffer) pointer to determine how + * to read from the specified bufer. + */ static void ffbDDSetBuffer(GLcontext *ctx, GLframebuffer *colorBuffer, GLuint bufferBit) { @@ -546,6 +553,8 @@ static void ffbDDSetBuffer(GLcontext *ctx, GLframebuffer *colorBuffer, FFB_MAKE_DIRTY(fmesa, FFB_STATE_FBC, 1); } } +#endif + static void ffbDDClearColor(GLcontext *ctx, const GLfloat color[4]) { @@ -1091,14 +1100,6 @@ void ffbDDInitStateFuncs(GLcontext *ctx) ctx->Driver.ClearIndex = 0; ctx->Driver.IndexMask = 0; */ - - { - struct swrast_device_driver *swdd = - _swrast_GetDeviceDriverReference(ctx); - swdd->SetBuffer = ffbDDSetBuffer; - } - - } void ffbDDInitContextHwState(GLcontext *ctx) diff --git a/src/mesa/drivers/dri/ffb/ffb_xmesa.c b/src/mesa/drivers/dri/ffb/ffb_xmesa.c index 530c5373a9d..29aab4acba7 100644 --- a/src/mesa/drivers/dri/ffb/ffb_xmesa.c +++ b/src/mesa/drivers/dri/ffb/ffb_xmesa.c @@ -339,14 +339,6 @@ ffbCreateBuffer(__DRIscreenPrivate *driScrnPriv, } else { GLboolean swStencil = (mesaVis->stencilBits > 0 && mesaVis->depthBits != 24); -#if 0 - driDrawPriv->driverPrivate = (void *) - _mesa_create_framebuffer(mesaVis, - GL_FALSE, /* software depth buffer? */ - mesaVis->stencilBits > 0, - mesaVis->accumRedBits > 0, - mesaVis->alphaBits > 0); -#else struct gl_framebuffer *fb = _mesa_create_framebuffer(mesaVis); { @@ -385,7 +377,7 @@ ffbCreateBuffer(__DRIscreenPrivate *driScrnPriv, GL_FALSE, /* alpha */ GL_FALSE /* aux */); driDrawPriv->driverPrivate = (void *) fb; -#endif + return (driDrawPriv->driverPrivate != NULL); } } diff --git a/src/mesa/drivers/dri/i810/i810context.c b/src/mesa/drivers/dri/i810/i810context.c index fd80e7675c4..d3445706a48 100644 --- a/src/mesa/drivers/dri/i810/i810context.c +++ b/src/mesa/drivers/dri/i810/i810context.c @@ -60,6 +60,7 @@ SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. #include "i810vb.h" #include "i810ioctl.h" +#include "drirenderbuffer.h" #include "utils.h" #define need_GL_ARB_multisample @@ -489,15 +490,13 @@ i810UpdatePageFlipping( i810ContextPtr imesa ) if ( imesa->sarea->pf_current_page == 1 ) front ^= 1; + + driFlipRenderbuffers(ctx->WinSysDrawBuffer, front); if (front) { imesa->BufferSetup[I810_DESTREG_DI1] = imesa->i810Screen->fbOffset | imesa->i810Screen->backPitchBits; - imesa->drawMap = (char *)imesa->driScreen->pFB; - imesa->readMap = (char *)imesa->driScreen->pFB; } else { imesa->BufferSetup[I810_DESTREG_DI1] = imesa->i810Screen->backOffset | imesa->i810Screen->backPitchBits; - imesa->drawMap = imesa->i810Screen->back.map; - imesa->readMap = imesa->i810Screen->back.map; } imesa->dirty |= I810_UPLOAD_BUFFERS; diff --git a/src/mesa/drivers/dri/i810/i810context.h b/src/mesa/drivers/dri/i810/i810context.h index a2202e148f9..b83500bbd0c 100644 --- a/src/mesa/drivers/dri/i810/i810context.h +++ b/src/mesa/drivers/dri/i810/i810context.h @@ -152,8 +152,6 @@ struct i810_context_t { /* These refer to the current draw (front vs. back) buffer: */ - char *drawMap; /* draw buffer address in virtual mem */ - char *readMap; int drawX; /* origin of drawable in draw buffer */ int drawY; GLuint numClipRects; /* cliprects for that buffer */ diff --git a/src/mesa/drivers/dri/i810/i810screen.c b/src/mesa/drivers/dri/i810/i810screen.c index 991c7cb2316..af8e0cc08ab 100644 --- a/src/mesa/drivers/dri/i810/i810screen.c +++ b/src/mesa/drivers/dri/i810/i810screen.c @@ -362,6 +362,7 @@ i810CreateBuffer( __DRIscreenPrivate *driScrnPriv, /*screen->frontOffset*/0, screen->backPitch); i810SetSpanFunctions(frontRb, mesaVis); _mesa_add_renderbuffer(fb, BUFFER_FRONT_LEFT, &frontRb->Base); + frontRb->Base.Data = driScrnPriv->pFB; } if (mesaVis->doubleBufferMode) { @@ -370,6 +371,7 @@ i810CreateBuffer( __DRIscreenPrivate *driScrnPriv, screen->backOffset, screen->backPitch); i810SetSpanFunctions(backRb, mesaVis); _mesa_add_renderbuffer(fb, BUFFER_BACK_LEFT, &backRb->Base); + backRb->Base.Data = (GLubyte *) screen->back.map; } if (mesaVis->depthBits == 16) { @@ -378,6 +380,7 @@ i810CreateBuffer( __DRIscreenPrivate *driScrnPriv, screen->depthOffset, screen->backPitch); i810SetSpanFunctions(depthRb, mesaVis); _mesa_add_renderbuffer(fb, BUFFER_DEPTH, &depthRb->Base); + depthRb->Base.Data = (GLubyte *) screen->depth.map; } _mesa_add_soft_renderbuffers(fb, diff --git a/src/mesa/drivers/dri/i810/i810span.c b/src/mesa/drivers/dri/i810/i810span.c index 1a976048c89..ac901066648 100644 --- a/src/mesa/drivers/dri/i810/i810span.c +++ b/src/mesa/drivers/dri/i810/i810span.c @@ -16,25 +16,23 @@ #define LOCAL_VARS \ i810ContextPtr imesa = I810_CONTEXT(ctx); \ __DRIdrawablePrivate *dPriv = imesa->driDrawable; \ - i810ScreenPrivate *i810Screen = imesa->i810Screen; \ - GLuint pitch = i810Screen->backPitch; \ + driRenderbuffer *drb = (driRenderbuffer *) rb; \ + GLuint pitch = drb->pitch; \ GLuint height = dPriv->h; \ GLushort p; \ - char *buf = (char *)(imesa->drawMap + \ + char *buf = (char *)(drb->flippedData + \ dPriv->x * 2 + \ dPriv->y * pitch); \ - char *read_buf = (char *)(imesa->readMap + \ - dPriv->x * 2 + \ - dPriv->y * pitch); \ + char *read_buf = buf; \ (void) read_buf; (void) buf; (void) p #define LOCAL_DEPTH_VARS \ i810ContextPtr imesa = I810_CONTEXT(ctx); \ __DRIdrawablePrivate *dPriv = imesa->driDrawable; \ - i810ScreenPrivate *i810Screen = imesa->i810Screen; \ - GLuint pitch = i810Screen->backPitch; \ + driRenderbuffer *drb = (driRenderbuffer *) rb; \ + GLuint pitch = drb->pitch; \ GLuint height = dPriv->h; \ - char *buf = (char *)(i810Screen->depth.map + \ + char *buf = (char *)(drb->Base.Data + \ dPriv->x * 2 + \ dPriv->y * pitch) @@ -76,41 +74,10 @@ do { \ #define READ_DEPTH( d, _x, _y ) \ d = *(GLushort *)(buf + (_x)*2 + (_y)*pitch); -#define TAG(x) i810##x##_16 +#define TAG(x) i810##x##_z16 #include "depthtmp.h" -/* - * This function is called to specify which buffer to read and write - * for software rasterization (swrast) fallbacks. This doesn't necessarily - * correspond to glDrawBuffer() or glReadBuffer() calls. - */ -static void i810SetBuffer(GLcontext *ctx, GLframebuffer *buffer, - GLuint bufferBit ) -{ - i810ContextPtr imesa = I810_CONTEXT(ctx); - (void) buffer; - - switch(bufferBit) { - case BUFFER_BIT_FRONT_LEFT: - if ( imesa->sarea->pf_current_page == 1) - imesa->readMap = imesa->i810Screen->back.map; - else - imesa->readMap = (char*)imesa->driScreen->pFB; - break; - case BUFFER_BIT_BACK_LEFT: - if ( imesa->sarea->pf_current_page == 1) - imesa->readMap = (char*)imesa->driScreen->pFB; - else - imesa->readMap = imesa->i810Screen->back.map; - break; - default: - ASSERT(0); - break; - } - imesa->drawMap = imesa->readMap; -} - /* Move locking out to get reasonable span performance. */ void i810SpanRenderStart( GLcontext *ctx ) @@ -131,26 +98,6 @@ void i810SpanRenderFinish( GLcontext *ctx ) void i810InitSpanFuncs( GLcontext *ctx ) { struct swrast_device_driver *swdd = _swrast_GetDeviceDriverReference(ctx); - - swdd->SetBuffer = i810SetBuffer; - -#if 0 - swdd->WriteRGBASpan = i810WriteRGBASpan_565; - swdd->WriteRGBSpan = i810WriteRGBSpan_565; - swdd->WriteMonoRGBASpan = i810WriteMonoRGBASpan_565; - swdd->WriteRGBAPixels = i810WriteRGBAPixels_565; - swdd->WriteMonoRGBAPixels = i810WriteMonoRGBAPixels_565; - swdd->ReadRGBASpan = i810ReadRGBASpan_565; - swdd->ReadRGBAPixels = i810ReadRGBAPixels_565; -#endif - -#if 0 - swdd->ReadDepthSpan = i810ReadDepthSpan_16; - swdd->WriteDepthSpan = i810WriteDepthSpan_16; - swdd->ReadDepthPixels = i810ReadDepthPixels_16; - swdd->WriteDepthPixels = i810WriteDepthPixels_16; -#endif - swdd->SpanRenderStart = i810SpanRenderStart; swdd->SpanRenderFinish = i810SpanRenderFinish; } @@ -174,12 +121,7 @@ i810SetSpanFunctions(driRenderbuffer *drb, const GLvisual *vis) drb->Base.PutMonoValues = i810WriteMonoRGBAPixels_565; } else if (drb->Base.InternalFormat == GL_DEPTH_COMPONENT16) { - drb->Base.GetRow = i810ReadDepthSpan_16; - drb->Base.GetValues = i810ReadDepthPixels_16; - drb->Base.PutRow = i810WriteDepthSpan_16; - drb->Base.PutMonoRow = i810WriteMonoDepthSpan_16; - drb->Base.PutValues = i810WriteDepthPixels_16; - drb->Base.PutMonoValues = NULL; + i810InitDepthPointers_z16(&drb->Base); } else if (drb->Base.InternalFormat == GL_DEPTH_COMPONENT24) { /* should never get here */ diff --git a/src/mesa/drivers/dri/i810/i810state.c b/src/mesa/drivers/dri/i810/i810state.c index c4662e89580..4a811a0d032 100644 --- a/src/mesa/drivers/dri/i810/i810state.c +++ b/src/mesa/drivers/dri/i810/i810state.c @@ -329,11 +329,6 @@ void i810DrawBuffer(GLcontext *ctx, GLenum mode ) imesa->i810Screen->backPitchBits); i810XMesaSetBackClipRects( imesa ); } - - /* We want to update the s/w rast state too so that r200SetBuffer() - * gets called. - */ - _swrast_DrawBuffer(ctx, mode); } @@ -939,14 +934,10 @@ void i810InitState( GLcontext *ctx ) if (imesa->glCtx->Visual.doubleBufferMode && imesa->sarea->pf_current_page == 0) { /* use back buffer by default */ - imesa->drawMap = i810Screen->back.map; - imesa->readMap = i810Screen->back.map; imesa->BufferSetup[I810_DESTREG_DI1] = (i810Screen->backOffset | i810Screen->backPitchBits); } else { /* use front buffer by default */ - imesa->drawMap = (char *)imesa->driScreen->pFB; - imesa->readMap = (char *)imesa->driScreen->pFB; imesa->BufferSetup[I810_DESTREG_DI1] = (i810Screen->fbOffset | i810Screen->backPitchBits); } diff --git a/src/mesa/drivers/dri/mach64/mach64_screen.c b/src/mesa/drivers/dri/mach64/mach64_screen.c index bcdaea166d0..62b1bc2ba52 100644 --- a/src/mesa/drivers/dri/mach64/mach64_screen.c +++ b/src/mesa/drivers/dri/mach64/mach64_screen.c @@ -372,14 +372,6 @@ mach64CreateBuffer( __DRIscreenPrivate *driScrnPriv, return GL_FALSE; /* not implemented */ } else { -#if 0 - driDrawPriv->driverPrivate = (void *) - _mesa_create_framebuffer( mesaVis, - GL_FALSE, /* software depth buffer? */ - mesaVis->stencilBits > 0, - mesaVis->accumRedBits > 0, - mesaVis->alphaBits > 0 ); -#else struct gl_framebuffer *fb = _mesa_create_framebuffer(mesaVis); { @@ -406,6 +398,7 @@ mach64CreateBuffer( __DRIscreenPrivate *driScrnPriv, _mesa_add_renderbuffer(fb, BUFFER_DEPTH, &depthRb->Base); } else if (mesaVis->depthBits == 24) { + /* XXX I don't think 24-bit Z is supported - so this isn't used */ driRenderbuffer *depthRb = driNewRenderbuffer(GL_DEPTH_COMPONENT24, screen->cpp, screen->depthOffset, screen->depthPitch); @@ -421,7 +414,7 @@ mach64CreateBuffer( __DRIscreenPrivate *driScrnPriv, GL_FALSE, /* alpha */ GL_FALSE /* aux */); driDrawPriv->driverPrivate = (void *) fb; -#endif + return (driDrawPriv->driverPrivate != NULL); } } diff --git a/src/mesa/drivers/dri/mach64/mach64_span.c b/src/mesa/drivers/dri/mach64/mach64_span.c index 0ac0eeaa604..dc9f27caeec 100644 --- a/src/mesa/drivers/dri/mach64/mach64_span.c +++ b/src/mesa/drivers/dri/mach64/mach64_span.c @@ -38,35 +38,26 @@ #define DBG 0 +#define GET_PTR(X,Y) (sPriv->pFB + drb->offset \ + + ((dPriv->y + (Y)) * drb->pitch + (dPriv->x + (X))) * drb->cpp) + #define LOCAL_VARS \ mach64ContextPtr mmesa = MACH64_CONTEXT(ctx); \ - mach64ScreenRec *mach64Screen = mmesa->mach64Screen; \ - __DRIscreenPrivate *driScreen = mmesa->driScreen; \ + __DRIscreenPrivate *sPriv = mmesa->driScreen; \ __DRIdrawablePrivate *dPriv = mmesa->driDrawable; \ - GLuint pitch = mmesa->drawPitch * mach64Screen->cpp; \ + driRenderbuffer *drb = (driRenderbuffer *) rb; \ GLuint height = dPriv->h; \ - char *buf = (char *)(driScreen->pFB + \ - mmesa->drawOffset + \ - (dPriv->x * mach64Screen->cpp) + \ - (dPriv->y * pitch)); \ - char *read_buf = (char *)(driScreen->pFB + \ - mmesa->readOffset + \ - (dPriv->x * mach64Screen->cpp) + \ - (dPriv->y * pitch)); \ GLushort p; \ - (void) read_buf; (void) buf; (void) p + (void) p; #define LOCAL_DEPTH_VARS \ mach64ContextPtr mmesa = MACH64_CONTEXT(ctx); \ - mach64ScreenRec *mach64Screen = mmesa->mach64Screen; \ __DRIdrawablePrivate *dPriv = mmesa->driDrawable; \ __DRIscreenPrivate *driScreen = mmesa->driScreen; \ - GLuint pitch = mach64Screen->depthPitch * 2; \ + driRenderbuffer *drb = (driRenderbuffer *) rb; \ GLuint height = dPriv->h; \ - char *buf = (char *)(driScreen->pFB + \ - mach64Screen->depthOffset + \ - dPriv->x * 2 + \ - dPriv->y * pitch) + char *buf = (char *)(driScreen->pFB + drb->offset + \ + (dPriv->x + dPriv->y * drb->pitch) * 2) #define LOCAL_STENCIL_VARS LOCAL_DEPTH_VARS @@ -104,6 +95,8 @@ #define TAG(x) mach64##x##_RGB565 #define TAG2(x,y) mach64##x##_RGB565##y +#define GET_SRC_PTR(X,Y) GET_PTR(X,Y) +#define GET_DST_PTR(X,Y) GET_SRC_PTR(X,Y) #include "spantmp2.h" @@ -116,6 +109,8 @@ #define TAG(x) mach64##x##_ARGB8888 #define TAG2(x,y) mach64##x##_ARGB8888##y +#define GET_SRC_PTR(X,Y) GET_PTR(X,Y) +#define GET_DST_PTR(X,Y) GET_SRC_PTR(X,Y) #include "spantmp2.h" @@ -126,44 +121,15 @@ /* 16 bit depthbuffer functions. */ #define WRITE_DEPTH( _x, _y, d ) \ - *(GLushort *)(buf + (_x)*2 + (_y)*pitch) = d; + *(GLushort *)(buf + ((_x) + (_y) * drb->pitch) * 2) = d; #define READ_DEPTH( d, _x, _y ) \ - d = *(GLushort *)(buf + (_x)*2 + (_y)*pitch); + d = *(GLushort *)(buf + ((_x) + (_y) * drb->pitch) * 2); -#define TAG(x) mach64##x##_16 +#define TAG(x) mach64##x##_z16 #include "depthtmp.h" -/* - * This function is called to specify which buffer to read and write - * for software rasterization (swrast) fallbacks. This doesn't necessarily - * correspond to glDrawBuffer() or glReadBuffer() calls. - */ -static void mach64DDSetBuffer( GLcontext *ctx, - GLframebuffer *colorBuffer, - GLuint bufferBit ) -{ - mach64ContextPtr mmesa = MACH64_CONTEXT(ctx); - - switch ( bufferBit ) { - case BUFFER_BIT_FRONT_LEFT: - if (MACH64_DEBUG & DEBUG_VERBOSE_MSG) - fprintf(stderr,"%s: BUFFER_BIT_FRONT_LEFT\n", __FUNCTION__); - mmesa->drawOffset = mmesa->readOffset = mmesa->mach64Screen->frontOffset; - mmesa->drawPitch = mmesa->readPitch = mmesa->mach64Screen->frontPitch; - break; - case BUFFER_BIT_BACK_LEFT: - if (MACH64_DEBUG & DEBUG_VERBOSE_MSG) - fprintf(stderr,"%s: BUFFER_BIT_BACK_LEFT\n", __FUNCTION__); - mmesa->drawOffset = mmesa->readOffset = mmesa->mach64Screen->backOffset; - mmesa->drawPitch = mmesa->readPitch = mmesa->mach64Screen->backPitch; - break; - default: - break; - } -} - static void mach64SpanRenderStart( GLcontext *ctx ) { mach64ContextPtr mmesa = MACH64_CONTEXT(ctx); @@ -181,8 +147,6 @@ static void mach64SpanRenderFinish( GLcontext *ctx ) void mach64DDInitSpanFuncs( GLcontext *ctx ) { struct swrast_device_driver *swdd = _swrast_GetDeviceDriverReference(ctx); - - swdd->SetBuffer = mach64DDSetBuffer; swdd->SpanRenderStart = mach64SpanRenderStart; swdd->SpanRenderFinish = mach64SpanRenderFinish; } @@ -203,29 +167,6 @@ mach64SetSpanFunctions(driRenderbuffer *drb, const GLvisual *vis) } } else if (drb->Base.InternalFormat == GL_DEPTH_COMPONENT16) { - drb->Base.GetRow = mach64ReadDepthSpan_16; - drb->Base.GetValues = mach64ReadDepthPixels_16; - drb->Base.PutRow = mach64WriteDepthSpan_16; - drb->Base.PutMonoRow = mach64WriteMonoDepthSpan_16; - drb->Base.PutValues = mach64WriteDepthPixels_16; - drb->Base.PutMonoValues = NULL; - } - else if (drb->Base.InternalFormat == GL_DEPTH_COMPONENT24) { - /* never */ - drb->Base.GetRow = NULL; - drb->Base.GetValues = NULL; - drb->Base.PutRow = NULL; - drb->Base.PutMonoRow = NULL; - drb->Base.PutValues = NULL; - drb->Base.PutMonoValues = NULL; - } - else if (drb->Base.InternalFormat == GL_STENCIL_INDEX8_EXT) { - /* never */ - drb->Base.GetRow = NULL; - drb->Base.GetValues = NULL; - drb->Base.PutRow = NULL; - drb->Base.PutMonoRow = NULL; - drb->Base.PutValues = NULL; - drb->Base.PutMonoValues = NULL; + mach64InitDepthPointers_z16(&drb->Base); } } diff --git a/src/mesa/drivers/dri/mach64/mach64_state.c b/src/mesa/drivers/dri/mach64/mach64_state.c index d9b5725a638..1eb4b6e73c2 100644 --- a/src/mesa/drivers/dri/mach64/mach64_state.c +++ b/src/mesa/drivers/dri/mach64/mach64_state.c @@ -753,11 +753,6 @@ static void mach64DDDrawBuffer( GLcontext *ctx, GLenum mode ) break; } - /* We want to update the s/w rast state too so that mach64SetBuffer() - * gets called. - */ - _swrast_DrawBuffer(ctx, mode); - mmesa->setup.dst_off_pitch = (((mmesa->drawPitch/8) << 22) | (mmesa->drawOffset >> 3)); diff --git a/src/mesa/drivers/dri/mga/mgaspan.c b/src/mesa/drivers/dri/mga/mgaspan.c index c62b1c875a2..494d1a36b60 100644 --- a/src/mesa/drivers/dri/mga/mgaspan.c +++ b/src/mesa/drivers/dri/mga/mgaspan.c @@ -24,7 +24,6 @@ * Authors: * Keith Whitwell */ -/* $XFree86: xc/lib/GL/mesa/src/drv/mga/mgaspan.c,v 1.11 2002/10/30 12:51:36 alanh Exp $ */ #include "mtypes.h" #include "mgadd.h" @@ -36,20 +35,17 @@ #define DBG 0 #define LOCAL_VARS \ - mgaContextPtr mmesa = MGA_CONTEXT(ctx); \ + mgaContextPtr mmesa = MGA_CONTEXT(ctx); \ __DRIdrawablePrivate *dPriv = mmesa->mesa_drawable; \ - mgaScreenPrivate *mgaScreen = mmesa->mgaScreen; \ __DRIscreenPrivate *sPriv = mmesa->driScreen; \ - GLuint pitch = mgaScreen->frontPitch; \ + driRenderbuffer *drb = (driRenderbuffer *) rb; \ + GLuint pitch = drb->pitch; \ GLuint height = dPriv->h; \ - char *read_buf = (char *)(sPriv->pFB + \ - mmesa->readOffset + \ - dPriv->x * mgaScreen->cpp + \ - dPriv->y * pitch); \ char *buf = (char *)(sPriv->pFB + \ - mmesa->drawOffset + \ - dPriv->x * mgaScreen->cpp + \ + drb->offset + \ + dPriv->x * drb->cpp + \ dPriv->y * pitch); \ + char *read_buf = buf; \ GLuint p; \ (void) read_buf; (void) buf; (void) p @@ -58,13 +54,13 @@ #define LOCAL_DEPTH_VARS \ mgaContextPtr mmesa = MGA_CONTEXT(ctx); \ __DRIdrawablePrivate *dPriv = mmesa->mesa_drawable; \ - mgaScreenPrivate *mgaScreen = mmesa->mgaScreen; \ __DRIscreenPrivate *sPriv = mmesa->driScreen; \ - GLuint pitch = mgaScreen->frontPitch; \ + driRenderbuffer *drb = (driRenderbuffer *) rb; \ + GLuint pitch = drb->pitch; \ GLuint height = dPriv->h; \ char *buf = (char *)(sPriv->pFB + \ - mgaScreen->depthOffset + \ - dPriv->x * mgaScreen->cpp + \ + drb->offset + \ + dPriv->x * drb->cpp + \ dPriv->y * pitch) #define LOCAL_STENCIL_VARS LOCAL_DEPTH_VARS @@ -118,7 +114,7 @@ #define READ_DEPTH( d, _x, _y ) \ d = *(GLushort *)(buf + (_x)*2 + (_y)*pitch); -#define TAG(x) mga##x##_16 +#define TAG(x) mga##x##_z16 #include "depthtmp.h" @@ -132,7 +128,7 @@ #define READ_DEPTH( d, _x, _y ) \ d = *(GLuint *)(buf + (_x)*4 + (_y)*pitch); -#define TAG(x) mga##x##_32 +#define TAG(x) mga##x##_z32 #include "depthtmp.h" @@ -150,7 +146,7 @@ d = (*(GLuint *)(buf + (_x)*4 + (_y)*pitch) & ~0xff) >> 8; \ } -#define TAG(x) mga##x##_24_8 +#define TAG(x) mga##x##_z24_s8 #include "depthtmp.h" #define WRITE_STENCIL( _x, _y, d ) { \ @@ -163,38 +159,10 @@ #define READ_STENCIL( d, _x, _y ) \ d = *(GLuint *)(buf + _x*4 + _y*pitch) & 0xff; -#define TAG(x) mga##x##_24_8 +#define TAG(x) mga##x##_z24_s8 #include "stenciltmp.h" - -/* - * This function is called to specify which buffer to read and write - * for software rasterization (swrast) fallbacks. This doesn't necessarily - * correspond to glDrawBuffer() or glReadBuffer() calls. - */ -static void mgaDDSetBuffer(GLcontext *ctx, GLframebuffer *buffer, - GLuint bufferBit) -{ - mgaContextPtr mmesa = MGA_CONTEXT(ctx); - unsigned int offset; - - assert((bufferBit == BUFFER_BIT_FRONT_LEFT) || (bufferBit == BUFFER_BIT_BACK_LEFT)); - - offset = (bufferBit == BUFFER_BIT_FRONT_LEFT) - ? mmesa->mgaScreen->frontOffset - : mmesa->mgaScreen->backOffset; - - mmesa->drawOffset = offset; - mmesa->readOffset = offset; - - assert( (buffer == mmesa->driDrawable->driverPrivate) - || (buffer == mmesa->driReadable->driverPrivate) ); - - mmesa->mesa_drawable = (buffer == mmesa->driDrawable->driverPrivate) - ? mmesa->driDrawable : mmesa->driReadable; -} - void mgaSpanRenderStart( GLcontext *ctx ) { mgaContextPtr mmesa = MGA_CONTEXT(ctx); @@ -219,45 +187,7 @@ void mgaSpanRenderFinish( GLcontext *ctx ) */ void mgaDDInitSpanFuncs( GLcontext *ctx ) { - mgaContextPtr mmesa = MGA_CONTEXT(ctx); struct swrast_device_driver *swdd = _swrast_GetDeviceDriverReference(ctx); - - swdd->SetBuffer = mgaDDSetBuffer; - - switch (mmesa->mgaScreen->cpp) { - case 2: -#if 0 - mgaInitPointers_565( swdd ); - swdd->ReadDepthSpan = mgaReadDepthSpan_16; - swdd->WriteDepthSpan = mgaWriteDepthSpan_16; - swdd->ReadDepthPixels = mgaReadDepthPixels_16; - swdd->WriteDepthPixels = mgaWriteDepthPixels_16; -#endif - break; - - case 4: -#if 0 - mgaInitPointers_8888( swdd ); - - if (!mmesa->hw_stencil) { - swdd->ReadDepthSpan = mgaReadDepthSpan_32; - swdd->WriteDepthSpan = mgaWriteDepthSpan_32; - swdd->ReadDepthPixels = mgaReadDepthPixels_32; - swdd->WriteDepthPixels = mgaWriteDepthPixels_32; - } else { - swdd->ReadDepthSpan = mgaReadDepthSpan_24_8; - swdd->WriteDepthSpan = mgaWriteDepthSpan_24_8; - swdd->ReadDepthPixels = mgaReadDepthPixels_24_8; - swdd->WriteDepthPixels = mgaWriteDepthPixels_24_8; - - swdd->ReadStencilSpan = mgaReadStencilSpan_24_8; - swdd->WriteStencilSpan = mgaWriteStencilSpan_24_8; - swdd->ReadStencilPixels = mgaReadStencilPixels_24_8; - swdd->WriteStencilPixels = mgaWriteStencilPixels_24_8; - } -#endif - break; - } swdd->SpanRenderStart = mgaSpanRenderStart; swdd->SpanRenderFinish = mgaSpanRenderFinish; } @@ -278,35 +208,15 @@ mgaSetSpanFunctions(driRenderbuffer *drb, const GLvisual *vis) } } else if (drb->Base.InternalFormat == GL_DEPTH_COMPONENT16) { - drb->Base.GetRow = mgaReadDepthSpan_16; - drb->Base.GetValues = mgaReadDepthPixels_16; - drb->Base.PutRow = mgaWriteDepthSpan_16; - drb->Base.PutMonoRow = mgaWriteMonoDepthSpan_16; - drb->Base.PutValues = mgaWriteDepthPixels_16; - drb->Base.PutMonoValues = NULL; + mgaInitDepthPointers_z16(&drb->Base); } else if (drb->Base.InternalFormat == GL_DEPTH_COMPONENT24) { - drb->Base.GetRow = mgaReadDepthSpan_24_8; - drb->Base.GetValues = mgaReadDepthPixels_24_8; - drb->Base.PutRow = mgaWriteDepthSpan_24_8; - drb->Base.PutMonoRow = mgaWriteMonoDepthSpan_24_8; - drb->Base.PutValues = mgaWriteDepthPixels_24_8; - drb->Base.PutMonoValues = NULL; + mgaInitDepthPointers_z24_s8(&drb->Base); } else if (drb->Base.InternalFormat == GL_DEPTH_COMPONENT32) { - drb->Base.GetRow = mgaReadDepthSpan_32; - drb->Base.GetValues = mgaReadDepthPixels_32; - drb->Base.PutRow = mgaWriteDepthSpan_32; - drb->Base.PutMonoRow = mgaWriteMonoDepthSpan_32; - drb->Base.PutValues = mgaWriteDepthPixels_32; - drb->Base.PutMonoValues = NULL; + mgaInitDepthPointers_z32(&drb->Base); } else if (drb->Base.InternalFormat == GL_STENCIL_INDEX8_EXT) { - drb->Base.GetRow = mgaReadStencilSpan_24_8; - drb->Base.GetValues = mgaReadStencilPixels_24_8; - drb->Base.PutRow = mgaWriteStencilSpan_24_8; - drb->Base.PutMonoRow = mgaWriteMonoStencilSpan_24_8; - drb->Base.PutValues = mgaWriteStencilPixels_24_8; - drb->Base.PutMonoValues = NULL; + mgaInitStencilPointers_z24_s8(&drb->Base); } } diff --git a/src/mesa/drivers/dri/mga/mgastate.c b/src/mesa/drivers/dri/mga/mgastate.c index 72d5c9fb082..7ba3cdb776c 100644 --- a/src/mesa/drivers/dri/mga/mgastate.c +++ b/src/mesa/drivers/dri/mga/mgastate.c @@ -845,11 +845,6 @@ static void mgaDDDrawBuffer(GLcontext *ctx, GLenum mode ) FALLBACK( ctx, MGA_FALLBACK_DRAW_BUFFER, GL_TRUE ); return; } - - /* We want to update the s/w rast state too so that r200SetBuffer() - * gets called. - */ - _swrast_DrawBuffer(ctx, mode); } diff --git a/src/mesa/drivers/dri/r128/r128_context.h b/src/mesa/drivers/dri/r128/r128_context.h index e91257f7fc8..b3552ac7639 100644 --- a/src/mesa/drivers/dri/r128/r128_context.h +++ b/src/mesa/drivers/dri/r128/r128_context.h @@ -177,11 +177,8 @@ struct r128_context { */ GLuint doPageFlip; - /* Drawable, cliprect and scissor information + /* Cliprect and scissor information */ - GLint drawOffset, drawPitch; - GLint readOffset, readPitch; - GLuint numClipRects; /* Cliprects for the draw buffer */ drm_clip_rect_t *pClipRects; diff --git a/src/mesa/drivers/dri/r128/r128_ioctl.c b/src/mesa/drivers/dri/r128/r128_ioctl.c index fc017329ca2..150d62577ed 100644 --- a/src/mesa/drivers/dri/r128/r128_ioctl.c +++ b/src/mesa/drivers/dri/r128/r128_ioctl.c @@ -44,6 +44,7 @@ USE OR OTHER DEALINGS IN THE SOFTWARE. #include "vblank.h" #include "mmio.h" +#include "drirenderbuffer.h" #define R128_TIMEOUT 2048 #define R128_IDLE_RETRY 32 @@ -373,16 +374,12 @@ void r128PageFlip( const __DRIdrawablePrivate *dPriv ) exit( 1 ); } - if ( rmesa->sarea->pfCurrentPage == 1 ) { - rmesa->drawOffset = rmesa->r128Screen->frontOffset; - rmesa->drawPitch = rmesa->r128Screen->frontPitch; - } else { - rmesa->drawOffset = rmesa->r128Screen->backOffset; - rmesa->drawPitch = rmesa->r128Screen->backPitch; - } + /* Get ready for drawing next frame. Update the renderbuffers' + * flippedOffset/Pitch fields so we draw into the right place. + */ + driFlipRenderbuffers(rmesa->glCtx->WinSysDrawBuffer, + rmesa->sarea->pfCurrentPage); - rmesa->setup.dst_pitch_offset_c = (((rmesa->drawPitch/8) << 21) | - (rmesa->drawOffset >> 5)); rmesa->new_state |= R128_NEW_WINDOW; /* FIXME: Do we need this anymore? */ diff --git a/src/mesa/drivers/dri/r128/r128_lock.c b/src/mesa/drivers/dri/r128/r128_lock.c index ea4ccfb2ec9..ff11eb68480 100644 --- a/src/mesa/drivers/dri/r128/r128_lock.c +++ b/src/mesa/drivers/dri/r128/r128_lock.c @@ -37,6 +37,9 @@ USE OR OTHER DEALINGS IN THE SOFTWARE. #include "r128_tex.h" #include "r128_state.h" +#include "drirenderbuffer.h" + + #if DEBUG_LOCKING char *prevLockFile = NULL; int prevLockLine = 0; @@ -48,28 +51,11 @@ int prevLockLine = 0; static void r128UpdatePageFlipping( r128ContextPtr rmesa ) { - int use_back; - rmesa->doPageFlip = rmesa->sarea->pfAllowPageFlip; - - use_back = (rmesa->glCtx->DrawBuffer->_ColorDrawBufferMask[0] == BUFFER_BIT_BACK_LEFT); - use_back ^= (rmesa->sarea->pfCurrentPage == 1); - - if ( R128_DEBUG & DEBUG_VERBOSE_API ) - fprintf(stderr, "%s allow %d current %d\n", __FUNCTION__, - rmesa->doPageFlip, - rmesa->sarea->pfCurrentPage ); - - if ( use_back ) { - rmesa->drawOffset = rmesa->r128Screen->backOffset; - rmesa->drawPitch = rmesa->r128Screen->backPitch; - } else { - rmesa->drawOffset = rmesa->r128Screen->frontOffset; - rmesa->drawPitch = rmesa->r128Screen->frontPitch; + if (!rmesa->doPageFlip) { + driFlipRenderbuffers(rmesa->glCtx->WinSysDrawBuffer, GL_FALSE); } - rmesa->setup.dst_pitch_offset_c = (((rmesa->drawPitch/8) << 21) | - (rmesa->drawOffset >> 5)); rmesa->new_state |= R128_NEW_WINDOW; } diff --git a/src/mesa/drivers/dri/r128/r128_screen.c b/src/mesa/drivers/dri/r128/r128_screen.c index c6c598cc3b8..442eb6b9ecf 100644 --- a/src/mesa/drivers/dri/r128/r128_screen.c +++ b/src/mesa/drivers/dri/r128/r128_screen.c @@ -271,14 +271,6 @@ r128CreateBuffer( __DRIscreenPrivate *driScrnPriv, return GL_FALSE; /* not implemented */ } else { -#if 0 - driDrawPriv->driverPrivate = (void *) - _mesa_create_framebuffer( mesaVis, - GL_FALSE, /* software depth buffer? */ - mesaVis->stencilBits > 0, - mesaVis->accumRedBits > 0, - mesaVis->alphaBits > 0 ); -#else struct gl_framebuffer *fb = _mesa_create_framebuffer(mesaVis); { @@ -320,7 +312,7 @@ r128CreateBuffer( __DRIscreenPrivate *driScrnPriv, GL_FALSE, /* alpha */ GL_FALSE /* aux */); driDrawPriv->driverPrivate = (void *) fb; -#endif + return (driDrawPriv->driverPrivate != NULL); } } diff --git a/src/mesa/drivers/dri/r128/r128_span.c b/src/mesa/drivers/dri/r128/r128_span.c index fd4722b3b36..e64282b8a75 100644 --- a/src/mesa/drivers/dri/r128/r128_span.c +++ b/src/mesa/drivers/dri/r128/r128_span.c @@ -44,26 +44,20 @@ USE OR OTHER DEALINGS IN THE SOFTWARE. #define DBG 0 +#define GET_PTR(X,Y) (sPriv->pFB + drb->flippedOffset \ + + ((dPriv->y + (Y)) * drb->flippedPitch + (dPriv->x + (X))) * drb->cpp) + #define HAVE_HW_DEPTH_SPANS 1 #define HAVE_HW_DEPTH_PIXELS 1 #define LOCAL_VARS \ r128ContextPtr rmesa = R128_CONTEXT(ctx); \ - r128ScreenPtr r128scrn = rmesa->r128Screen; \ __DRIscreenPrivate *sPriv = rmesa->driScreen; \ __DRIdrawablePrivate *dPriv = rmesa->driDrawable; \ - GLuint pitch = r128scrn->frontPitch * r128scrn->cpp; \ + driRenderbuffer *drb = (driRenderbuffer *) rb; \ GLuint height = dPriv->h; \ - char *buf = (char *)(sPriv->pFB + \ - rmesa->drawOffset + \ - (dPriv->x * r128scrn->cpp) + \ - (dPriv->y * pitch)); \ - char *read_buf = (char *)(sPriv->pFB + \ - rmesa->readOffset + \ - (dPriv->x * r128scrn->cpp) + \ - (dPriv->y * pitch)); \ GLuint p; \ - (void) read_buf; (void) buf; (void) p + (void) p; #define LOCAL_DEPTH_VARS \ r128ContextPtr rmesa = R128_CONTEXT(ctx); \ @@ -94,6 +88,8 @@ USE OR OTHER DEALINGS IN THE SOFTWARE. #define TAG(x) r128##x##_RGB565 #define TAG2(x,y) r128##x##_RGB565##y +#define GET_SRC_PTR(X,Y) GET_PTR(X,Y) +#define GET_DST_PTR(X,Y) GET_PTR(X,Y) #include "spantmp2.h" @@ -104,6 +100,8 @@ USE OR OTHER DEALINGS IN THE SOFTWARE. #define TAG(x) r128##x##_ARGB8888 #define TAG2(x,y) r128##x##_ARGB8888##y +#define GET_SRC_PTR(X,Y) GET_PTR(X,Y) +#define GET_DST_PTR(X,Y) GET_PTR(X,Y) #include "spantmp2.h" @@ -181,7 +179,7 @@ do { \ } \ } while (0) -#define TAG(x) r128##x##_16 +#define TAG(x) r128##x##_z16 #include "depthtmp.h" @@ -254,7 +252,7 @@ do { \ } \ } while (0) -#define TAG(x) r128##x##_24_8 +#define TAG(x) r128##x##_z24_s8 #include "depthtmp.h" @@ -266,41 +264,6 @@ do { \ /* FIXME: Add support for hardware stencil buffers. */ -/* - * This function is called to specify which buffer to read and write - * for software rasterization (swrast) fallbacks. This doesn't necessarily - * correspond to glDrawBuffer() or glReadBuffer() calls. - */ -static void r128DDSetBuffer( GLcontext *ctx, - GLframebuffer *colorBuffer, - GLuint bufferBit ) -{ - r128ContextPtr rmesa = R128_CONTEXT(ctx); - - switch ( bufferBit ) { - case BUFFER_BIT_FRONT_LEFT: - if ( rmesa->sarea->pfCurrentPage == 1 ) { - rmesa->drawOffset = rmesa->readOffset = rmesa->r128Screen->backOffset; - rmesa->drawPitch = rmesa->readPitch = rmesa->r128Screen->backPitch; - } else { - rmesa->drawOffset = rmesa->readOffset = rmesa->r128Screen->frontOffset; - rmesa->drawPitch = rmesa->readPitch = rmesa->r128Screen->frontPitch; - } - break; - case BUFFER_BIT_BACK_LEFT: - if ( rmesa->sarea->pfCurrentPage == 1 ) { - rmesa->drawOffset = rmesa->readOffset = rmesa->r128Screen->frontOffset; - rmesa->drawPitch = rmesa->readPitch = rmesa->r128Screen->frontPitch; - } else { - rmesa->drawOffset = rmesa->readOffset = rmesa->r128Screen->backOffset; - rmesa->drawPitch = rmesa->readPitch = rmesa->r128Screen->backPitch; - } - break; - default: - break; - } -} - void r128SpanRenderStart( GLcontext *ctx ) { r128ContextPtr rmesa = R128_CONTEXT(ctx); @@ -318,10 +281,7 @@ void r128SpanRenderFinish( GLcontext *ctx ) void r128DDInitSpanFuncs( GLcontext *ctx ) { - r128ContextPtr rmesa = R128_CONTEXT(ctx); struct swrast_device_driver *swdd = _swrast_GetDeviceDriverReference(ctx); - - swdd->SetBuffer = r128DDSetBuffer; swdd->SpanRenderStart = r128SpanRenderStart; swdd->SpanRenderFinish = r128SpanRenderFinish; } @@ -342,27 +302,9 @@ r128SetSpanFunctions(driRenderbuffer *drb, const GLvisual *vis) } } else if (drb->Base.InternalFormat == GL_DEPTH_COMPONENT16) { - drb->Base.GetRow = r128ReadDepthSpan_16; - drb->Base.GetValues = r128ReadDepthPixels_16; - drb->Base.PutRow = r128WriteDepthSpan_16; - drb->Base.PutMonoRow = r128WriteMonoDepthSpan_16; - drb->Base.PutValues = r128WriteDepthPixels_16; - drb->Base.PutMonoValues = NULL; + r128InitDepthPointers_z16(&drb->Base); } else if (drb->Base.InternalFormat == GL_DEPTH_COMPONENT24) { - drb->Base.GetRow = r128ReadDepthSpan_24_8; - drb->Base.GetValues = r128ReadDepthPixels_24_8; - drb->Base.PutRow = r128WriteDepthSpan_24_8; - drb->Base.PutMonoRow = r128WriteMonoDepthSpan_24_8; - drb->Base.PutValues = r128WriteDepthPixels_24_8; - drb->Base.PutMonoValues = NULL; - } - else if (drb->Base.InternalFormat == GL_STENCIL_INDEX8_EXT) { - drb->Base.GetRow = NULL; - drb->Base.GetValues = NULL; - drb->Base.PutRow = NULL; - drb->Base.PutMonoRow = NULL; - drb->Base.PutValues = NULL; - drb->Base.PutMonoValues = NULL; + r128InitDepthPointers_z24_s8(&drb->Base); } } diff --git a/src/mesa/drivers/dri/r128/r128_state.c b/src/mesa/drivers/dri/r128/r128_state.c index 29f490da89d..a1cb6aafeb2 100644 --- a/src/mesa/drivers/dri/r128/r128_state.c +++ b/src/mesa/drivers/dri/r128/r128_state.c @@ -51,6 +51,8 @@ USE OR OTHER DEALINGS IN THE SOFTWARE. #include "tnl/t_pipeline.h" +#include "drirenderbuffer.h" + /* ============================================================= * Alpha blending @@ -628,23 +630,29 @@ static void r128DDShadeModel( GLcontext *ctx, GLenum mode ) * Window position */ -void r128UpdateWindow( GLcontext *ctx ) +static void r128UpdateWindow( GLcontext *ctx ) { r128ContextPtr rmesa = R128_CONTEXT(ctx); int x = rmesa->driDrawable->x; int y = rmesa->driDrawable->y; + struct gl_renderbuffer *rb = ctx->DrawBuffer->_ColorDrawBuffers[0][0]; + driRenderbuffer *drb = (driRenderbuffer *) rb; rmesa->setup.window_xy_offset = ((y << R128_WINDOW_Y_SHIFT) | (x << R128_WINDOW_X_SHIFT)); + rmesa->setup.dst_pitch_offset_c = (((drb->flippedPitch/8) << 21) | + (drb->flippedOffset >> 5)); + + rmesa->dirty |= R128_UPLOAD_CONTEXT | R128_UPLOAD_WINDOW; } + /* ============================================================= * Viewport */ - static void r128CalcViewport( GLcontext *ctx ) { r128ContextPtr rmesa = R128_CONTEXT(ctx); @@ -729,13 +737,6 @@ static void r128DDDrawBuffer( GLcontext *ctx, GLenum mode ) break; } - /* We want to update the s/w rast state too so that r128DDSetBuffer() - * gets called. - */ - _swrast_DrawBuffer(ctx, mode); - - rmesa->setup.dst_pitch_offset_c = (((rmesa->drawPitch/8) << 21) | - (rmesa->drawOffset >> 5)); rmesa->new_state |= R128_NEW_WINDOW; } @@ -1094,19 +1095,8 @@ void r128DDInitState( r128ContextPtr rmesa ) rmesa->Fallback = 0; - if ( rmesa->glCtx->Visual.doubleBufferMode && rmesa->sarea->pfCurrentPage == 0 ) { - rmesa->drawOffset = rmesa->readOffset = rmesa->r128Screen->backOffset; - rmesa->drawPitch = rmesa->readPitch = rmesa->r128Screen->backPitch; - } else { - rmesa->drawOffset = rmesa->readOffset = rmesa->r128Screen->frontOffset; - rmesa->drawPitch = rmesa->readPitch = rmesa->r128Screen->frontPitch; - } - - /* Harware state: + /* Hardware state: */ - rmesa->setup.dst_pitch_offset_c = (((rmesa->drawPitch/8) << 21) | - (rmesa->drawOffset >> 5)); - rmesa->setup.dp_gui_master_cntl_c = (R128_GMC_DST_PITCH_OFFSET_CNTL | R128_GMC_DST_CLIPPING | R128_GMC_BRUSH_SOLID_COLOR | diff --git a/src/mesa/drivers/dri/r128/r128_state.h b/src/mesa/drivers/dri/r128/r128_state.h index ac33853b167..6f0a6a65573 100644 --- a/src/mesa/drivers/dri/r128/r128_state.h +++ b/src/mesa/drivers/dri/r128/r128_state.h @@ -44,8 +44,6 @@ extern void r128DDInitStateFuncs( GLcontext *ctx ); extern void r128DDUpdateState( GLcontext *ctx ); extern void r128DDUpdateHWState( GLcontext *ctx ); -extern void r128UpdateWindow( GLcontext *ctx ); - extern void r128EmitHwStateLocked( r128ContextPtr rmesa ); #endif diff --git a/src/mesa/drivers/dri/s3v/s3v_context.h b/src/mesa/drivers/dri/s3v/s3v_context.h index b94fee6a8ee..4b409fbf374 100644 --- a/src/mesa/drivers/dri/s3v/s3v_context.h +++ b/src/mesa/drivers/dri/s3v/s3v_context.h @@ -162,7 +162,6 @@ void s3vEmitHwState( s3vContextPtr vmesa ); void s3vGetLock( s3vContextPtr vmesa, GLuint flags ); void s3vInitExtensions( GLcontext *ctx ); void s3vInitDriverFuncs( GLcontext *ctx ); -void s3vInitSpanFuncs( GLcontext *ctx ); void s3vSetSpanFunctions(driRenderbuffer *rb, const GLvisual *vis); void s3vInitState( s3vContextPtr vmesa ); void s3vInitHW( s3vContextPtr vmesa ); diff --git a/src/mesa/drivers/dri/s3v/s3v_span.c b/src/mesa/drivers/dri/s3v/s3v_span.c index 49135a9c3ff..b8ebd5f30ec 100644 --- a/src/mesa/drivers/dri/s3v/s3v_span.c +++ b/src/mesa/drivers/dri/s3v/s3v_span.c @@ -11,36 +11,29 @@ #define DBG 0 #define LOCAL_VARS \ - s3vContextPtr vmesa = S3V_CONTEXT(ctx); \ - s3vScreenPtr s3vscrn = vmesa->s3vScreen; \ - __DRIscreenPrivate *sPriv = vmesa->driScreen; \ - __DRIdrawablePrivate *dPriv = vmesa->driDrawable; \ - GLuint pitch = ( (vmesa->Flags & S3V_BACK_BUFFER) ? \ - ((dPriv->w+31)&~31) * s3vscrn->cpp \ - : sPriv->fbWidth * s3vscrn->cpp); \ - GLuint height = dPriv->h; \ - char *buf = ( (vmesa->Flags & S3V_BACK_BUFFER) ? \ - (char *)(sPriv->pFB + vmesa->drawOffset) \ - : (char *)(sPriv->pFB + vmesa->drawOffset \ - + dPriv->x * s3vscrn->cpp + dPriv->y * pitch) ); \ - char *read_buf = ( (vmesa->Flags & S3V_BACK_BUFFER) ? \ - (char *)(sPriv->pFB + vmesa->drawOffset) \ - : (char *)(sPriv->pFB + vmesa->drawOffset \ - + dPriv->x * s3vscrn->cpp + dPriv->y * pitch) ); \ + s3vContextPtr vmesa = S3V_CONTEXT(ctx); \ + __DRIscreenPrivate *sPriv = vmesa->driScreen; \ + __DRIdrawablePrivate *dPriv = vmesa->driDrawable; \ + driRenderbuffer *drb = (driRenderbuffer *) rb; \ + GLuint cpp = drb->cpp; \ + GLuint pitch = ( (drb->backBuffer) ? \ + ((dPriv->w+31)&~31) * cpp \ + : sPriv->fbWidth * cpp); \ + GLuint height = dPriv->h; \ + char *buf = (char *)(sPriv->pFB + drb->offset \ + + (drb->backBuffer ? 0 : dPriv->x * cpp + dPriv->y * pitch));\ + char *read_buf = buf; \ GLuint p; \ (void) read_buf; (void) buf; (void) p; (void) pitch /* FIXME! Depth/Stencil read/writes don't work ! */ -#define LOCAL_DEPTH_VARS \ - s3vScreenPtr s3vscrn = vmesa->s3vScreen; \ - __DRIdrawablePrivate *dPriv = vmesa->driDrawable; \ - __DRIscreenPrivate *sPriv = vmesa->driScreen; \ - GLuint pitch = s3vscrn->depthPitch; \ - GLuint height = dPriv->h; \ - char *buf = (char *)(sPriv->pFB + \ - s3vscrn->depthOffset); /* + \ - dPriv->x * s3vscrn->cpp + \ - dPriv->y * pitch)*/ \ +#define LOCAL_DEPTH_VARS \ + __DRIdrawablePrivate *dPriv = vmesa->driDrawable; \ + __DRIscreenPrivate *sPriv = vmesa->driScreen; \ + driRenderbuffer *drb = (driRenderbuffer *) rb; \ + GLuint pitch = drb->pitch; \ + GLuint height = dPriv->h; \ + char *buf = (char *)(sPriv->pFB + drb->offset); \ (void) pitch #define LOCAL_STENCIL_VARS LOCAL_DEPTH_VARS @@ -81,8 +74,8 @@ do { \ *(GLushort *)(buf + _x*2 + _y*pitch) = ((((int)r & 0xf8) << 7) | \ (((int)g & 0xf8) << 2) | \ (((int)b & 0xf8) >> 3)); \ - DEBUG(("buf=0x%x drawOffset=0x%x dPriv->x=%i s3vscrn->cpp=%i dPriv->y=%i pitch=%i\n", \ - sPriv->pFB, vmesa->drawOffset, dPriv->x, s3vscrn->cpp, dPriv->y, pitch)); \ + DEBUG(("buf=0x%x drawOffset=0x%x dPriv->x=%i drb->cpp=%i dPriv->y=%i pitch=%i\n", \ + sPriv->pFB, vmesa->drawOffset, dPriv->x, drb->cpp, dPriv->y, pitch)); \ DEBUG(("dPriv->w = %i\n", dPriv->w)); \ } while(0) @@ -142,7 +135,7 @@ do { \ #define READ_DEPTH( d, _x, _y ) \ d = *(GLushort *)(buf + _x*2 + _y*dPriv->w*2); -#define TAG(x) s3v##x##_16 +#define TAG(x) s3v##x##_z16 #include "depthtmp.h" @@ -194,92 +187,6 @@ do { \ #endif -static void s3vSetBuffer( GLcontext *ctx, GLframebuffer *colorBuffer, - GLuint bufferBit ) -{ - s3vContextPtr vmesa = S3V_CONTEXT(ctx); - - switch ( bufferBit ) { - case BUFFER_BIT_FRONT_LEFT: - vmesa->drawOffset = vmesa->readOffset = 0; - break; - case BUFFER_BIT_BACK_LEFT: - vmesa->drawOffset = vmesa->readOffset = vmesa->driScreen->fbHeight * - vmesa->driScreen->fbWidth * - vmesa->s3vScreen->cpp; - break; - } -} - - -void s3vInitSpanFuncs( GLcontext *ctx ) -{ - s3vContextPtr vmesa = S3V_CONTEXT(ctx); - struct swrast_device_driver *swdd = _swrast_GetDeviceDriverReference(ctx); - - swdd->SetBuffer = s3vSetBuffer; - -#if 0 - switch ( vmesa->s3vScreen->cpp ) { - case 2: - swdd->WriteRGBASpan = s3vWriteRGBASpan_RGB555; - swdd->WriteRGBSpan = s3vWriteRGBSpan_RGB555; - swdd->WriteMonoRGBASpan = s3vWriteMonoRGBASpan_RGB555; - swdd->WriteRGBAPixels = s3vWriteRGBAPixels_RGB555; - swdd->WriteMonoRGBAPixels = s3vWriteMonoRGBAPixels_RGB555; - swdd->ReadRGBASpan = s3vReadRGBASpan_RGB555; - swdd->ReadRGBAPixels = s3vReadRGBAPixels_RGB555; - break; - - case 4: - swdd->WriteRGBASpan = s3vWriteRGBASpan_ARGB8888; - swdd->WriteRGBSpan = s3vWriteRGBSpan_ARGB8888; - swdd->WriteMonoRGBASpan = s3vWriteMonoRGBASpan_ARGB8888; - swdd->WriteRGBAPixels = s3vWriteRGBAPixels_ARGB8888; - swdd->WriteMonoRGBAPixels = s3vWriteMonoRGBAPixels_ARGB8888; -#if 1 - swdd->ReadRGBASpan = s3vReadRGBASpan_ARGB8888; -#else - swdd->ReadRGBASpan = s3vReadRGBASpan8888; -#endif - swdd->ReadRGBAPixels = s3vReadRGBAPixels_ARGB8888; - break; - - default: - break; - } -#endif - - switch ( vmesa->glCtx->Visual.depthBits ) { - case 15: - case 16: -#if 0 - swdd->ReadDepthSpan = s3vReadDepthSpan_16; - swdd->WriteDepthSpan = s3vWriteDepthSpan_16; - swdd->ReadDepthPixels = s3vReadDepthPixels_16; - swdd->WriteDepthPixels = s3vWriteDepthPixels_16; -#endif - break; - -#if 0 - case 24: - swdd->ReadDepthSpan = s3vReadDepthSpan_24_8; - swdd->WriteDepthSpan = s3vWriteDepthSpan_24_8; - swdd->ReadDepthPixels = s3vReadDepthPixels_24_8; - swdd->WriteDepthPixels = s3vWriteDepthPixels_24_8; - - swdd->ReadStencilSpan = s3vReadStencilSpan_24_8; - swdd->WriteStencilSpan = s3vWriteStencilSpan_24_8; - swdd->ReadStencilPixels = s3vReadStencilPixels_24_8; - swdd->WriteStencilPixels = s3vWriteStencilPixels_24_8; - break; -#endif - - default: - break; - } -} - /** * Plug in the Get/Put routines for the given driRenderbuffer. @@ -308,27 +215,12 @@ s3vSetSpanFunctions(driRenderbuffer *drb, const GLvisual *vis) } } else if (drb->Base.InternalFormat == GL_DEPTH_COMPONENT16) { - drb->Base.GetRow = s3vReadDepthSpan_16; - drb->Base.GetValues = s3vReadDepthPixels_16; - drb->Base.PutRow = s3vWriteDepthSpan_16; - drb->Base.PutMonoRow = s3vWriteMonoDepthSpan_16; - drb->Base.PutValues = s3vWriteDepthPixels_16; - drb->Base.PutMonoValues = NULL; + s3vInitDepthPointers_z16(&drb->Base); } else if (drb->Base.InternalFormat == GL_DEPTH_COMPONENT24) { - drb->Base.GetRow = NULL; - drb->Base.GetValues = NULL; - drb->Base.PutRow = NULL; - drb->Base.PutMonoRow = NULL; - drb->Base.PutValues = NULL; - drb->Base.PutMonoValues = NULL; + /* not done yet */ } else if (drb->Base.InternalFormat == GL_STENCIL_INDEX8_EXT) { - drb->Base.GetRow = NULL; - drb->Base.GetValues = NULL; - drb->Base.PutRow = NULL; - drb->Base.PutMonoRow = NULL; - drb->Base.PutValues = NULL; - drb->Base.PutMonoValues = NULL; + /* not done yet */ } } diff --git a/src/mesa/drivers/dri/s3v/s3v_xmesa.c b/src/mesa/drivers/dri/s3v/s3v_xmesa.c index 4cdda1b5871..603c4168b50 100644 --- a/src/mesa/drivers/dri/s3v/s3v_xmesa.c +++ b/src/mesa/drivers/dri/s3v/s3v_xmesa.c @@ -90,6 +90,7 @@ s3vCreateBuffer( __DRIscreenPrivate *driScrnPriv, screen->backOffset, screen->backPitch); s3vSetSpanFunctions(backRb, mesaVis); _mesa_add_renderbuffer(fb, BUFFER_BACK_LEFT, &backRb->Base); + backRb->backBuffer = GL_TRUE; } if (mesaVis->depthBits == 16) { diff --git a/src/mesa/drivers/dri/savage/savage_xmesa.c b/src/mesa/drivers/dri/savage/savage_xmesa.c index 12cf78535ad..477564cad3b 100644 --- a/src/mesa/drivers/dri/savage/savage_xmesa.c +++ b/src/mesa/drivers/dri/savage/savage_xmesa.c @@ -634,6 +634,8 @@ savageCreateBuffer( __DRIscreenPrivate *driScrnPriv, screen->frontOffset, screen->aperturePitch); savageSetSpanFunctions(frontRb, mesaVis, float_depth); _mesa_add_renderbuffer(fb, BUFFER_FRONT_LEFT, &frontRb->Base); + frontRb->Base.Data = frontRb->flippedData + = (GLubyte *) screen->aperture.map + 0x01000000 * TARGET_FRONT; } if (mesaVis->doubleBufferMode) { @@ -642,26 +644,32 @@ savageCreateBuffer( __DRIscreenPrivate *driScrnPriv, screen->backOffset, screen->aperturePitch); savageSetSpanFunctions(backRb, mesaVis, float_depth); _mesa_add_renderbuffer(fb, BUFFER_BACK_LEFT, &backRb->Base); + backRb->Base.Data = backRb->flippedData + = (GLubyte *) screen->aperture.map + 0x01000000 * TARGET_BACK; } if (mesaVis->depthBits == 16) { driRenderbuffer *depthRb - = driNewRenderbuffer(GL_DEPTH_COMPONENT16, screen->cpp, + = driNewRenderbuffer(GL_DEPTH_COMPONENT16, screen->zpp, screen->depthOffset, screen->aperturePitch); savageSetSpanFunctions(depthRb, mesaVis, float_depth); _mesa_add_renderbuffer(fb, BUFFER_DEPTH, &depthRb->Base); + depthRb->Base.Data = depthRb->flippedData + = (GLubyte *) screen->aperture.map + 0x01000000 * TARGET_DEPTH; } else if (mesaVis->depthBits == 24) { driRenderbuffer *depthRb - = driNewRenderbuffer(GL_DEPTH_COMPONENT24, screen->cpp, + = driNewRenderbuffer(GL_DEPTH_COMPONENT24, screen->zpp, screen->depthOffset, screen->aperturePitch); savageSetSpanFunctions(depthRb, mesaVis, float_depth); _mesa_add_renderbuffer(fb, BUFFER_DEPTH, &depthRb->Base); + depthRb->Base.Data = depthRb->flippedData + = (GLubyte *) screen->aperture.map + 0x01000000 * TARGET_DEPTH; } if (mesaVis->stencilBits > 0 && !swStencil) { driRenderbuffer *stencilRb - = driNewRenderbuffer(GL_STENCIL_INDEX8_EXT, screen->cpp, + = driNewRenderbuffer(GL_STENCIL_INDEX8_EXT, screen->zpp, screen->depthOffset, screen->aperturePitch); savageSetSpanFunctions(stencilRb, mesaVis, float_depth); _mesa_add_renderbuffer(fb, BUFFER_STENCIL, &stencilRb->Base); @@ -805,16 +813,25 @@ savageMakeCurrent(__DRIcontextPrivate *driContextPriv, __DRIdrawablePrivate *driReadPriv) { if (driContextPriv) { - savageContextPtr imesa = (savageContextPtr) driContextPriv->driverPrivate; - + savageContextPtr imesa + = (savageContextPtr) driContextPriv->driverPrivate; + struct gl_framebuffer *drawBuffer + = (GLframebuffer *) driDrawPriv->driverPrivate; + struct gl_framebuffer *readBuffer + = (GLframebuffer *) driReadPriv->driverPrivate; + driRenderbuffer *frontRb = (driRenderbuffer *) + drawBuffer->Attachment[BUFFER_FRONT_LEFT].Renderbuffer; + driRenderbuffer *backRb = (driRenderbuffer *) + drawBuffer->Attachment[BUFFER_BACK_LEFT].Renderbuffer; + + assert(frontRb->Base.Data); + assert(backRb->Base.Data); + imesa->driReadable = driReadPriv; imesa->driDrawable = driDrawPriv; - imesa->mesa_drawable = driDrawPriv; imesa->dirty = ~0; - _mesa_make_current(imesa->glCtx, - (GLframebuffer *) driDrawPriv->driverPrivate, - (GLframebuffer *) driReadPriv->driverPrivate); + _mesa_make_current(imesa->glCtx, drawBuffer, readBuffer); savageXMesaWindowMoved( imesa ); } diff --git a/src/mesa/drivers/dri/savage/savagecontext.h b/src/mesa/drivers/dri/savage/savagecontext.h index 4c095996851..c4573b0da41 100644 --- a/src/mesa/drivers/dri/savage/savagecontext.h +++ b/src/mesa/drivers/dri/savage/savagecontext.h @@ -236,8 +236,6 @@ struct savage_context_t { /* These refer to the current draw (front vs. back) buffer: */ - GLubyte *drawMap; /* draw buffer address in virtual mem */ - GLubyte *readMap; int drawX; /* origin of drawable in draw buffer */ int drawY; GLuint numClipRects; /* cliprects for that buffer */ @@ -277,13 +275,6 @@ struct savage_context_t { __DRIdrawablePrivate *driDrawable; __DRIdrawablePrivate *driReadable; - /** - * Drawable used by Mesa for software fallbacks for reading and - * writing. It is set by Mesa's \c SetBuffer callback, and will always be - * either \c mga_context_t::driDrawable or \c mga_context_t::driReadable. - */ - __DRIdrawablePrivate *mesa_drawable; - __DRIscreenPrivate *driScreen; savageScreenPrivate *savageScreen; drm_savage_sarea_t *sarea; diff --git a/src/mesa/drivers/dri/savage/savageioctl.c b/src/mesa/drivers/dri/savage/savageioctl.c index 30d008e1be8..1906c78cc34 100644 --- a/src/mesa/drivers/dri/savage/savageioctl.c +++ b/src/mesa/drivers/dri/savage/savageioctl.c @@ -254,9 +254,9 @@ static void savage_BCI_swap(savageContextPtr imesa) else imesa->toggle = TARGET_BACK; - imesa->drawMap = (char *)imesa->apertureBase[imesa->toggle]; - imesa->readMap = (char *)imesa->apertureBase[imesa->toggle]; - + driFlipRenderbuffers(imesa->glCtx->DrawBuffer, + imesa->toggle != TARGET_FRONT); + imesa->regs.s4.destCtrl.ni.offset = imesa->savageScreen->backOffset>>11; imesa->dirty |= SAVAGE_UPLOAD_GLOBAL; bciptr = SAVAGE_GET_BCI_POINTER(imesa,3); diff --git a/src/mesa/drivers/dri/savage/savagespan.c b/src/mesa/drivers/dri/savage/savagespan.c index 2158391c103..6396332794f 100644 --- a/src/mesa/drivers/dri/savage/savagespan.c +++ b/src/mesa/drivers/dri/savage/savagespan.c @@ -32,30 +32,26 @@ #define DBG 0 -#define LOCAL_VARS \ - savageContextPtr imesa = SAVAGE_CONTEXT(ctx); \ - __DRIdrawablePrivate *dPriv = imesa->mesa_drawable; \ - savageScreenPrivate *savageScreen = imesa->savageScreen; \ - GLuint cpp = savageScreen->cpp; \ - GLuint pitch = imesa->aperturePitch; \ - GLuint height = dPriv->h; \ - GLubyte *buf = map + \ - dPriv->x * cpp + \ - dPriv->y * pitch; \ - GLubyte *read_buf = buf; \ - GLuint p; \ +#define LOCAL_VARS \ + savageContextPtr imesa = SAVAGE_CONTEXT(ctx); \ + __DRIdrawablePrivate *dPriv = imesa->driDrawable; \ + driRenderbuffer *drb = (driRenderbuffer *) rb; \ + GLuint cpp = drb->cpp; \ + GLuint pitch = drb->pitch; \ + GLuint height = dPriv->h; \ + GLubyte *buf = drb->Base.Data + dPriv->x * cpp + dPriv->y * pitch; \ + GLubyte *read_buf = buf; \ + GLuint p; \ (void) p; (void) read_buf; -#define LOCAL_DEPTH_VARS \ - savageContextPtr imesa = SAVAGE_CONTEXT(ctx); \ - __DRIdrawablePrivate *dPriv = imesa->mesa_drawable; \ - savageScreenPrivate *savageScreen = imesa->savageScreen; \ - GLuint zpp = savageScreen->zpp; \ - GLuint pitch = imesa->aperturePitch; \ - GLuint height = dPriv->h; \ - GLubyte *buf = imesa->apertureBase[TARGET_DEPTH] + \ - dPriv->x * zpp + \ - dPriv->y * pitch +#define LOCAL_DEPTH_VARS \ + savageContextPtr imesa = SAVAGE_CONTEXT(ctx); \ + __DRIdrawablePrivate *dPriv = imesa->driDrawable; \ + driRenderbuffer *drb = (driRenderbuffer *) rb; \ + GLuint zpp = drb->cpp; \ + GLuint pitch = drb->pitch; \ + GLuint height = dPriv->h; \ + GLubyte *buf = drb->Base.Data + dPriv->x * zpp + dPriv->y * pitch; #define LOCAL_STENCIL_VARS LOCAL_DEPTH_VARS @@ -65,13 +61,9 @@ #define HW_UNLOCK() -#define HW_WRITE_LOCK() \ - savageContextPtr imesa = SAVAGE_CONTEXT(ctx); \ - GLubyte *map = imesa->drawMap; +#define HW_WRITE_LOCK() -#define HW_READ_LOCK() \ - savageContextPtr imesa = SAVAGE_CONTEXT(ctx); \ - GLubyte *map = imesa->readMap; +#define HW_READ_LOCK() /* 16 bit, 565 rgb color spanline and pixel functions @@ -110,7 +102,7 @@ #define READ_DEPTH( d, _x, _y ) \ d = 0xFFFF - *(GLushort *)(buf + ((_x)<<1) + (_y)*pitch) -#define TAG(x) savage##x##_16 +#define TAG(x) savage##x##_z16 #include "depthtmp.h" @@ -127,7 +119,7 @@ savageDecodeFloat16( *(GLushort *)(buf + ((_x)<<1) + (_y)*pitch) ) * \ 65535.0 -#define TAG(x) savage##x##_16f +#define TAG(x) savage##x##_z16f #include "depthtmp.h" @@ -146,7 +138,7 @@ #define READ_DEPTH( d, _x, _y ) \ d = 0x00FFFFFF - (*(GLuint *)(buf + ((_x)<<2) + (_y)*pitch) & 0x00FFFFFF) -#define TAG(x) savage##x##_8_24 +#define TAG(x) savage##x##_s8_z24 #include "depthtmp.h" @@ -166,7 +158,7 @@ *(GLuint *)(buf + ((_x)<<2) + (_y)*pitch) & 0x00FFFFFF) \ * 16777215.0 -#define TAG(x) savage##x##_8_24f +#define TAG(x) savage##x##_s8_z24f #include "depthtmp.h" @@ -180,36 +172,10 @@ #define READ_STENCIL( d, _x, _y ) \ d = (GLstencil)((*(GLuint *)(buf + ((_x)<<2) + (_y)*pitch) & 0xFF000000) >> 24) -#define TAG(x) savage##x##_8_24 +#define TAG(x) savage##x##_s8_z24 #include "stenciltmp.h" -/* - * This function is called to specify which buffer to read and write - * for software rasterization (swrast) fallbacks. This doesn't necessarily - * correspond to glDrawBuffer() or glReadBuffer() calls. - */ -static void savageDDSetBuffer(GLcontext *ctx, GLframebuffer *buffer, - GLuint bufferBit) -{ - savageContextPtr imesa = SAVAGE_CONTEXT(ctx); - GLubyte *map; - - assert((bufferBit == BUFFER_BIT_FRONT_LEFT) || (bufferBit == BUFFER_BIT_BACK_LEFT)); - - map = (bufferBit == BUFFER_BIT_FRONT_LEFT) - ? imesa->apertureBase[TARGET_FRONT] - : imesa->apertureBase[TARGET_BACK]; - - imesa->drawMap = map; - imesa->readMap = map; - - assert( (buffer == imesa->driDrawable->driverPrivate) - || (buffer == imesa->driReadable->driverPrivate) ); - - imesa->mesa_drawable = (buffer == imesa->driDrawable->driverPrivate) - ? imesa->driDrawable : imesa->driReadable; -} /* * Wrappers around _swrast_Copy/Draw/ReadPixels that make sure all @@ -267,8 +233,6 @@ static void savageSpanRenderStart( GLcontext *ctx ) void savageDDInitSpanFuncs( GLcontext *ctx ) { struct swrast_device_driver *swdd = _swrast_GetDeviceDriverReference(ctx); - - swdd->SetBuffer = savageDDSetBuffer; swdd->SpanRenderStart = savageSpanRenderStart; /* Pixel path fallbacks. @@ -299,44 +263,21 @@ savageSetSpanFunctions(driRenderbuffer *drb, const GLvisual *vis, } else if (drb->Base.InternalFormat == GL_DEPTH_COMPONENT16) { if (float_depth) { - drb->Base.GetRow = savageReadDepthSpan_16f; - drb->Base.GetValues = savageReadDepthPixels_16f; - drb->Base.PutRow = savageWriteDepthSpan_16f; - drb->Base.PutMonoRow = savageWriteMonoDepthSpan_16f; - drb->Base.PutValues = savageWriteDepthPixels_16f; + savageInitDepthPointers_z16f(&drb->Base); } else { - drb->Base.GetRow = savageReadDepthSpan_16; - drb->Base.GetValues = savageReadDepthPixels_16; - drb->Base.PutRow = savageWriteDepthSpan_16; - drb->Base.PutMonoRow = savageWriteMonoDepthSpan_16; - drb->Base.PutValues = savageWriteDepthPixels_16; + savageInitDepthPointers_z16(&drb->Base); } - drb->Base.PutMonoValues = NULL; } else if (drb->Base.InternalFormat == GL_DEPTH_COMPONENT24) { if (float_depth) { - drb->Base.GetRow = savageReadDepthSpan_8_24f; - drb->Base.GetValues = savageReadDepthPixels_8_24f; - drb->Base.PutRow = savageWriteDepthSpan_8_24f; - drb->Base.PutMonoRow = savageWriteMonoDepthSpan_8_24f; - drb->Base.PutValues = savageWriteDepthPixels_8_24f; + savageInitDepthPointers_s8_z24f(&drb->Base); } else { - drb->Base.GetRow = savageReadDepthSpan_8_24; - drb->Base.GetValues = savageReadDepthPixels_8_24; - drb->Base.PutRow = savageWriteDepthSpan_8_24; - drb->Base.PutMonoRow = savageWriteMonoDepthSpan_8_24; - drb->Base.PutValues = savageWriteDepthPixels_8_24; + savageInitDepthPointers_s8_z24(&drb->Base); } - drb->Base.PutMonoValues = NULL; } else if (drb->Base.InternalFormat == GL_STENCIL_INDEX8_EXT) { - drb->Base.GetRow = savageReadStencilSpan_8_24; - drb->Base.GetValues = savageReadStencilPixels_8_24; - drb->Base.PutRow = savageWriteStencilSpan_8_24; - drb->Base.PutMonoRow = savageWriteMonoStencilSpan_8_24; - drb->Base.PutValues = savageWriteStencilPixels_8_24; - drb->Base.PutMonoValues = NULL; + savageInitStencilPointers_s8_z24(&drb->Base); } } diff --git a/src/mesa/drivers/dri/savage/savagestate.c b/src/mesa/drivers/dri/savage/savagestate.c index 996d5b91717..4affe8799b9 100644 --- a/src/mesa/drivers/dri/savage/savagestate.c +++ b/src/mesa/drivers/dri/savage/savagestate.c @@ -665,11 +665,6 @@ static void savageDDDrawBuffer(GLcontext *ctx, GLenum mode ) return; } - /* We want to update the s/w rast state too so that r200SetBuffer() (?) - * gets called. - */ - _swrast_DrawBuffer(ctx, mode); - if (destCtrl != imesa->regs.s4.destCtrl.ui) imesa->dirty |= SAVAGE_UPLOAD_GLOBAL; } @@ -1663,8 +1658,6 @@ void savageDDInitState( savageContextPtr imesa ) { imesa->regs.s4.destCtrl.ni.dstWidthInTile = (imesa->savageScreen->width+31)>>5; } - imesa->drawMap = imesa->apertureBase[imesa->toggle]; - imesa->readMap = imesa->apertureBase[imesa->toggle]; imesa->NotFirstFrame = GL_FALSE; imesa->regs.s4.zBufOffset.ni.offset=imesa->savageScreen->depthOffset>>11; diff --git a/src/mesa/drivers/dri/sis/sis_context.h b/src/mesa/drivers/dri/sis/sis_context.h index 36754022215..fee8f6ead11 100644 --- a/src/mesa/drivers/dri/sis/sis_context.h +++ b/src/mesa/drivers/dri/sis/sis_context.h @@ -345,7 +345,6 @@ struct sis_context /* Drawable, cliprect and scissor information */ GLint drawOffset, drawPitch; - GLint readOffset, readPitch; /* Mirrors of some DRI state */ diff --git a/src/mesa/drivers/dri/sis/sis_screen.c b/src/mesa/drivers/dri/sis/sis_screen.c index 8815d0e8326..dcbf62640b8 100644 --- a/src/mesa/drivers/dri/sis/sis_screen.c +++ b/src/mesa/drivers/dri/sis/sis_screen.c @@ -209,14 +209,7 @@ sisCreateBuffer( __DRIscreenPrivate *driScrnPriv, if (isPixmap) return GL_FALSE; /* not implemented */ -#if 0 - driDrawPriv->driverPrivate = (void *)_mesa_create_framebuffer( - mesaVis, - GL_FALSE, /* software depth buffer? */ - mesaVis->stencilBits > 0, - mesaVis->accumRedBits > 0, - mesaVis->alphaBits > 0 ); /* XXX */ -#else + { struct gl_framebuffer *fb = _mesa_create_framebuffer(mesaVis); /* XXX double-check the Offset/Pitch parameters! */ @@ -275,7 +268,7 @@ sisCreateBuffer( __DRIscreenPrivate *driScrnPriv, GL_FALSE, /* alpha */ GL_FALSE /* aux */); driDrawPriv->driverPrivate = (void *) fb; -#endif + } return (driDrawPriv->driverPrivate != NULL); } diff --git a/src/mesa/drivers/dri/sis/sis_span.c b/src/mesa/drivers/dri/sis/sis_span.c index f0cf771d616..5e3d7b9e4e8 100644 --- a/src/mesa/drivers/dri/sis/sis_span.c +++ b/src/mesa/drivers/dri/sis/sis_span.c @@ -44,9 +44,10 @@ USE OR OTHER DEALINGS IN THE SOFTWARE. #define LOCAL_VARS \ sisContextPtr smesa = SIS_CONTEXT(ctx); \ __DRIdrawablePrivate *dPriv = smesa->driDrawable; \ - GLuint pitch = smesa->drawPitch; \ - char *buf = (char *)(smesa->FbBase + smesa->drawOffset); \ - char *read_buf = (char *)(smesa->FbBase + smesa->readOffset); \ + driRenderbuffer *drb = (driRenderbuffer *) rb; \ + GLuint pitch = drb->pitch; \ + char *buf = (char *)(smesa->FbBase + drb->offset); \ + char *read_buf = buf; \ GLuint p; \ (void) read_buf; (void) buf; (void) p @@ -89,7 +90,7 @@ USE OR OTHER DEALINGS IN THE SOFTWARE. #define READ_DEPTH( d, _x, _y ) \ d = *(GLushort *)(buf + (_x)*2 + (_y)*smesa->depthPitch); -#define TAG(x) sis##x##_16 +#define TAG(x) sis##x##_z16 #include "depthtmp.h" @@ -101,7 +102,7 @@ USE OR OTHER DEALINGS IN THE SOFTWARE. #define READ_DEPTH( d, _x, _y ) \ d = *(GLuint *)(buf + (_x)*4 + (_y)*smesa->depthPitch); -#define TAG(x) sis##x##_32 +#define TAG(x) sis##x##_z32 #include "depthtmp.h" @@ -118,7 +119,7 @@ USE OR OTHER DEALINGS IN THE SOFTWARE. d = *(GLuint *)(buf + (_x)*4 + (_y)*smesa->depthPitch) & 0x00ffffff; \ } -#define TAG(x) sis##x##_24_8 +#define TAG(x) sis##x##_z24_s8 #include "depthtmp.h" #define WRITE_STENCIL( _x, _y, d ) { \ @@ -131,33 +132,10 @@ USE OR OTHER DEALINGS IN THE SOFTWARE. #define READ_STENCIL( d, _x, _y ) \ d = (*(GLuint *)(buf + (_x)*4 + (_y)*smesa->depthPitch) & 0xff000000) >> 24; -#define TAG(x) sis##x##_24_8 +#define TAG(x) sis##x##_z24_s8 #include "stenciltmp.h" -/* - * This function is called to specify which buffer to read and write - * for software rasterization (swrast) fallbacks. This doesn't necessarily - * correspond to glDrawBuffer() or glReadBuffer() calls. - */ -static void sisDDSetBuffer( GLcontext *ctx, - GLframebuffer *colorBuffer, - GLuint bufferBit ) -{ - sisContextPtr smesa = SIS_CONTEXT(ctx); - switch ( bufferBit ) { - case BUFFER_BIT_FRONT_LEFT: - smesa->drawOffset = smesa->readOffset = smesa->frontOffset; - smesa->drawPitch = smesa->readPitch = smesa->frontPitch; - break; - case BUFFER_BIT_BACK_LEFT: - smesa->drawOffset = smesa->readOffset = smesa->backOffset; - smesa->drawPitch = smesa->readPitch = smesa->backPitch; - break; - default: - break; - } -} void sisSpanRenderStart( GLcontext *ctx ) { @@ -180,8 +158,6 @@ void sisDDInitSpanFuncs( GLcontext *ctx ) { struct swrast_device_driver *swdd = _swrast_GetDeviceDriverReference(ctx); - - swdd->SetBuffer = sisDDSetBuffer; swdd->SpanRenderStart = sisSpanRenderStart; swdd->SpanRenderFinish = sisSpanRenderFinish; } @@ -203,35 +179,15 @@ sisSetSpanFunctions(driRenderbuffer *drb, const GLvisual *vis) } } else if (drb->Base.InternalFormat == GL_DEPTH_COMPONENT16) { - drb->Base.GetRow = sisReadDepthSpan_16; - drb->Base.GetValues = sisReadDepthPixels_16; - drb->Base.PutRow = sisWriteDepthSpan_16; - drb->Base.PutMonoRow = sisWriteMonoDepthSpan_16; - drb->Base.PutValues = sisWriteDepthPixels_16; - drb->Base.PutMonoValues = NULL; + sisInitDepthPointers_z16(&drb->Base); } else if (drb->Base.InternalFormat == GL_DEPTH_COMPONENT24) { - drb->Base.GetRow = sisReadDepthSpan_24_8; - drb->Base.GetValues = sisReadDepthPixels_24_8; - drb->Base.PutRow = sisWriteDepthSpan_24_8; - drb->Base.PutMonoRow = sisWriteMonoDepthSpan_24_8; - drb->Base.PutValues = sisWriteDepthPixels_24_8; - drb->Base.PutMonoValues = NULL; + sisInitDepthPointers_z24_s8(&drb->Base); } else if (drb->Base.InternalFormat == GL_DEPTH_COMPONENT32) { - drb->Base.GetRow = sisReadDepthSpan_32; - drb->Base.GetValues = sisReadDepthPixels_32; - drb->Base.PutRow = sisWriteDepthSpan_32; - drb->Base.PutMonoRow = sisWriteMonoDepthSpan_32; - drb->Base.PutValues = sisWriteDepthPixels_32; - drb->Base.PutMonoValues = NULL; + sisInitDepthPointers_z32(&drb->Base); } else if (drb->Base.InternalFormat == GL_STENCIL_INDEX8_EXT) { - drb->Base.GetRow = sisReadStencilSpan_24_8; - drb->Base.GetValues = sisReadStencilPixels_24_8; - drb->Base.PutRow = sisWriteStencilSpan_24_8; - drb->Base.PutMonoRow = sisWriteMonoStencilSpan_24_8; - drb->Base.PutValues = sisWriteStencilPixels_24_8; - drb->Base.PutMonoValues = NULL; + sisInitStencilPointers_z24_s8(&drb->Base); } } diff --git a/src/mesa/drivers/dri/sis/sis_state.c b/src/mesa/drivers/dri/sis/sis_state.c index db58e9090bc..50c45b63ed5 100644 --- a/src/mesa/drivers/dri/sis/sis_state.c +++ b/src/mesa/drivers/dri/sis/sis_state.c @@ -522,17 +522,21 @@ sisDDLogicOpCode( GLcontext *ctx, GLenum opcode ) void sisDDDrawBuffer( GLcontext *ctx, GLenum mode ) { sisContextPtr smesa = SIS_CONTEXT(ctx); - __GLSiSHardware *prev = &smesa->prev; __GLSiSHardware *current = &smesa->current; + int pitch; /* * _DrawDestMask is easier to cope with than . */ switch ( ctx->DrawBuffer->_ColorDrawBufferMask[0] ) { case BUFFER_BIT_FRONT_LEFT: + FALLBACK( smesa, SIS_FALLBACK_DRAW_BUFFER, GL_FALSE ); + pitch = smesa->frontPitch; + break; case BUFFER_BIT_BACK_LEFT: FALLBACK( smesa, SIS_FALLBACK_DRAW_BUFFER, GL_FALSE ); + pitch = smesa->backPitch; break; default: /* GL_NONE or GL_FRONT_AND_BACK or stereo left&right, etc */ @@ -540,14 +544,9 @@ void sisDDDrawBuffer( GLcontext *ctx, GLenum mode ) return; } - /* We want to update the s/w rast state too so that sisDDSetBuffer() - * gets called. - */ - _swrast_DrawBuffer(ctx, mode); - current->hwOffsetDest = (smesa->drawOffset) >> 1; current->hwDstSet &= ~MASK_DstBufferPitch; - current->hwDstSet |= smesa->drawPitch >> 2; + current->hwDstSet |= pitch >> 2; if (current->hwDstSet != prev->hwDstSet) { prev->hwDstSet = current->hwDstSet; diff --git a/src/mesa/drivers/dri/tdfx/tdfx_span.c b/src/mesa/drivers/dri/tdfx/tdfx_span.c index b00b7ad8dba..142beb404fc 100644 --- a/src/mesa/drivers/dri/tdfx/tdfx_span.c +++ b/src/mesa/drivers/dri/tdfx/tdfx_span.c @@ -49,9 +49,10 @@ #define LOCAL_VARS \ __DRIdrawablePrivate *dPriv = fxMesa->driDrawable; \ tdfxScreenPrivate *fxPriv = fxMesa->fxScreen; \ - GLuint pitch = (fxMesa->glCtx->Color.DrawBuffer[0] == GL_FRONT) \ - ? (fxMesa->screen_width * BYTESPERPIXEL) : \ - (info.strideInBytes); \ + GLboolean isFront = (ctx->DrawBuffer->_ColorDrawBufferMask[0] \ + == BUFFER_BIT_FRONT_LEFT); \ + GLuint pitch = isFront ? (fxMesa->screen_width * BYTESPERPIXEL) \ + : info.strideInBytes; \ GLuint height = fxMesa->height; \ char *buf = (char *)((char *)info.lfbPtr + \ dPriv->x * fxPriv->cpp + \ @@ -1334,25 +1335,6 @@ static void tdfxSpanRenderFinish( GLcontext *ctx ) UNLOCK_HARDWARE(fxMesa); } -/* Set the buffer used for reading */ -static void tdfxDDSetBuffer( GLcontext *ctx, - GLframebuffer *buffer, GLuint bufferBit ) -{ - tdfxContextPtr fxMesa = TDFX_CONTEXT(ctx); - (void) buffer; - - switch ( bufferBit ) { - case BUFFER_BIT_FRONT_LEFT: - fxMesa->DrawBuffer = fxMesa->ReadBuffer = GR_BUFFER_FRONTBUFFER; - break; - case BUFFER_BIT_BACK_LEFT: - fxMesa->DrawBuffer = fxMesa->ReadBuffer = GR_BUFFER_BACKBUFFER; - break; - default: - break; - } -} - /**********************************************************************/ /* Initialize swrast device driver */ /**********************************************************************/ @@ -1360,7 +1342,6 @@ static void tdfxDDSetBuffer( GLcontext *ctx, void tdfxDDInitSpanFuncs( GLcontext *ctx ) { struct swrast_device_driver *swdd = _swrast_GetDeviceDriverReference( ctx ); - swdd->SetBuffer = tdfxDDSetBuffer; swdd->SpanRenderStart = tdfxSpanRenderStart; swdd->SpanRenderFinish = tdfxSpanRenderFinish; } diff --git a/src/mesa/drivers/dri/tdfx/tdfx_state.c b/src/mesa/drivers/dri/tdfx/tdfx_state.c index 85d99bb05e7..73dad6e086a 100644 --- a/src/mesa/drivers/dri/tdfx/tdfx_state.c +++ b/src/mesa/drivers/dri/tdfx/tdfx_state.c @@ -1055,11 +1055,6 @@ static void tdfxDDDrawBuffer( GLcontext *ctx, GLenum mode ) FALLBACK( fxMesa, TDFX_FALLBACK_DRAW_BUFFER, GL_TRUE ); break; } - - /* We want to update the s/w rast state too so that tdfxDDSetBuffer() - * gets called. - */ - _swrast_DrawBuffer(ctx, mode); } diff --git a/src/mesa/drivers/dri/unichrome/via_context.c b/src/mesa/drivers/dri/unichrome/via_context.c index abcdcd70a5e..0dd787e9897 100644 --- a/src/mesa/drivers/dri/unichrome/via_context.c +++ b/src/mesa/drivers/dri/unichrome/via_context.c @@ -37,6 +37,7 @@ #include "simple_list.h" #include "extensions.h" #include "framebuffer.h" +#include "renderbuffer.h" #include "swrast/swrast.h" #include "swrast_setup/swrast_setup.h" @@ -127,6 +128,53 @@ buffer_align( unsigned width ) } +static void +nop_delete_renderbuffer(struct gl_renderbuffer *rb) +{ + /* Don't free() since we're contained in via_context struct. */ +} + + +static void +viaInitRenderbuffer(struct gl_renderbuffer *rb, GLenum format) +{ + const GLuint name = 0; + + _mesa_init_renderbuffer(rb, name); + + /* Make sure we're using a null-valued GetPointer routine */ + assert(rb->GetPointer(NULL, rb, 0, 0) == NULL); + + rb->InternalFormat = format; + + if (format == GL_RGBA) { + /* Color */ + rb->_BaseFormat = GL_RGBA; + rb->DataType = GL_UNSIGNED_BYTE; + } + else if (format == GL_DEPTH_COMPONENT16) { + /* Depth */ + rb->_BaseFormat = GL_DEPTH_COMPONENT; + /* we always Get/Put 32-bit Z values */ + rb->DataType = GL_UNSIGNED_INT; + } + else if (format == GL_DEPTH_COMPONENT24) { + /* Depth */ + rb->_BaseFormat = GL_DEPTH_COMPONENT; + /* we always Get/Put 32-bit Z values */ + rb->DataType = GL_UNSIGNED_INT; + } + else { + /* Stencil */ + ASSERT(format == GL_STENCIL_INDEX8); + rb->_BaseFormat = GL_STENCIL_INDEX; + rb->DataType = GL_UNSIGNED_BYTE; + } + + rb->Delete = nop_delete_renderbuffer; +} + + /** * Calculate the framebuffer parameters for all buffers (front, back, depth, * and stencil) associated with the specified context. @@ -138,20 +186,47 @@ buffer_align( unsigned width ) * \sa AllocateBuffer */ static GLboolean -calculate_buffer_parameters( struct via_context *vmesa ) +calculate_buffer_parameters( struct via_context *vmesa, + struct gl_framebuffer *fb ) { const unsigned shift = vmesa->viaScreen->bitsPerPixel / 16; const unsigned extra = 32; unsigned w; unsigned h; + /* Normally, the renderbuffer would be added to the framebuffer just once + * when the framebuffer was created. The VIA driver is a bit funny + * though in that the front/back/depth renderbuffers are in the per-context + * state! + * That should be fixed someday. + */ + _mesa_add_renderbuffer(fb, BUFFER_FRONT_LEFT, &vmesa->front.Base); + _mesa_add_renderbuffer(fb, BUFFER_BACK_LEFT, &vmesa->back.Base); + _mesa_add_renderbuffer(fb, BUFFER_DEPTH, &vmesa->depth.Base); + _mesa_add_renderbuffer(fb, BUFFER_STENCIL, &vmesa->stencil.Base); + + if (!vmesa->front.Base.InternalFormat) { + /* do one-time init for the renderbuffers */ + viaInitRenderbuffer(&vmesa->front.Base, GL_RGBA); + viaInitRenderbuffer(&vmesa->back.Base, GL_RGBA); + if (vmesa->glCtx->Visual.depthBits > 0) { + viaInitRenderbuffer(&vmesa->depth.Base, + (vmesa->glCtx->Visual.depthBits == 16 + ? GL_DEPTH_COMPONENT16 : GL_DEPTH_COMPONENT24)); + } + if (vmesa->glCtx->Visual.stencilBits > 0) { + viaInitRenderbuffer(&vmesa->stencil.Base, GL_STENCIL_INDEX8_EXT); + } + } + + /* Allocate front-buffer */ if (vmesa->drawType == GLX_PBUFFER_BIT) { w = vmesa->driDrawable->w; h = vmesa->driDrawable->h; vmesa->front.bpp = vmesa->viaScreen->bitsPerPixel; - vmesa->front.pitch = buffer_align( w ) << shift; + vmesa->front.pitch = buffer_align( w ) << shift; /* bytes, not pixels */ vmesa->front.size = vmesa->front.pitch * h; if (vmesa->front.map) @@ -164,7 +239,7 @@ calculate_buffer_parameters( struct via_context *vmesa ) h = vmesa->viaScreen->height; vmesa->front.bpp = vmesa->viaScreen->bitsPerPixel; - vmesa->front.pitch = buffer_align( w ) << shift; + vmesa->front.pitch = buffer_align( w ) << shift; /* bytes, not pixels */ vmesa->front.size = vmesa->front.pitch * h; if (getenv("ALTERNATE_SCREEN")) vmesa->front.offset = vmesa->front.size; @@ -215,6 +290,17 @@ calculate_buffer_parameters( struct via_context *vmesa ) (void) memset( & vmesa->depth, 0, sizeof( vmesa->depth ) ); } + /* stencil buffer is same as depth buffer */ + vmesa->stencil.handle = vmesa->depth.handle; + vmesa->stencil.size = vmesa->depth.size; + vmesa->stencil.offset = vmesa->depth.offset; + vmesa->stencil.index = vmesa->depth.index; + vmesa->stencil.pitch = vmesa->depth.pitch; + vmesa->stencil.bpp = vmesa->depth.bpp; + vmesa->stencil.map = vmesa->depth.map; + vmesa->stencil.orig = vmesa->depth.orig; + vmesa->stencil.origMap = vmesa->depth.origMap; + if( vmesa->viaScreen->width == vmesa->driDrawable->w && vmesa->viaScreen->height == vmesa->driDrawable->h ) { vmesa->doPageFlip = vmesa->allowPageFlip; @@ -238,7 +324,7 @@ void viaReAllocateBuffers(GLcontext *ctx, GLframebuffer *drawbuffer, _mesa_resize_framebuffer(ctx, drawbuffer, width, height); #endif - calculate_buffer_parameters( vmesa ); + calculate_buffer_parameters( vmesa, drawbuffer ); } static void viaBufferSize(GLframebuffer *buffer, GLuint *width, GLuint *height) @@ -646,7 +732,7 @@ void viaXMesaWindowMoved(struct via_context *vmesa) if (vmesa->drawW != dPriv->w || vmesa->drawH != dPriv->h) - calculate_buffer_parameters( vmesa ); + calculate_buffer_parameters( vmesa, vmesa->glCtx->DrawBuffer ); vmesa->drawXoff = (GLuint)(((dPriv->x * bytePerPixel) & 0x1f) / bytePerPixel); @@ -692,19 +778,20 @@ viaMakeCurrent(__DRIcontextPrivate *driContextPriv, struct via_context *vmesa = (struct via_context *)driContextPriv->driverPrivate; GLcontext *ctx = vmesa->glCtx; + struct gl_framebuffer *drawBuffer, *readBuffer; + + drawBuffer = (GLframebuffer *)driDrawPriv->driverPrivate; + readBuffer = (GLframebuffer *)driReadPriv->driverPrivate; if ( vmesa->driDrawable != driDrawPriv ) { driDrawableInitVBlank( driDrawPriv, vmesa->vblank_flags ); vmesa->driDrawable = driDrawPriv; - if ( ! calculate_buffer_parameters( vmesa ) ) { + if ( ! calculate_buffer_parameters( vmesa, drawBuffer ) ) { return GL_FALSE; } } - _mesa_make_current(vmesa->glCtx, - (GLframebuffer *)driDrawPriv->driverPrivate, - (GLframebuffer *)driReadPriv->driverPrivate); - + _mesa_make_current(vmesa->glCtx, drawBuffer, readBuffer); ctx->Driver.DrawBuffer( ctx, ctx->Color.DrawBuffer[0] ); diff --git a/src/mesa/drivers/dri/unichrome/via_context.h b/src/mesa/drivers/dri/unichrome/via_context.h index a4b1afc02bb..4ee56515b9c 100644 --- a/src/mesa/drivers/dri/unichrome/via_context.h +++ b/src/mesa/drivers/dri/unichrome/via_context.h @@ -82,7 +82,11 @@ typedef void (*via_tri_func)(struct via_context *, viaVertex *, viaVertex *, typedef void (*via_line_func)(struct via_context *, viaVertex *, viaVertex *); typedef void (*via_point_func)(struct via_context *, viaVertex *); -struct via_buffer { +/** + * Derived from gl_renderbuffer. + */ +struct via_renderbuffer { + struct gl_renderbuffer Base; /* must be first! */ drm_handle_t handle; drmSize size; GLuint offset; @@ -144,10 +148,12 @@ struct via_context { GLcontext *glCtx; GLcontext *shareCtx; - struct via_buffer front; - struct via_buffer back; - struct via_buffer depth; - struct via_buffer breadcrumb; + /* XXX These don't belong here. They should be per-drawable state. */ + struct via_renderbuffer front; + struct via_renderbuffer back; + struct via_renderbuffer depth; + struct via_renderbuffer stencil; /* mirrors depth */ + struct via_renderbuffer breadcrumb; GLboolean hasBack; GLboolean hasDepth; @@ -264,8 +270,7 @@ struct via_context { */ GLboolean doPageFlip; - struct via_buffer *drawBuffer; - struct via_buffer *readBuffer; + struct via_renderbuffer *drawBuffer; int drawX; /* origin of drawable in draw buffer */ int drawY; diff --git a/src/mesa/drivers/dri/unichrome/via_fb.c b/src/mesa/drivers/dri/unichrome/via_fb.c index e07c200b321..9ac98d1445c 100644 --- a/src/mesa/drivers/dri/unichrome/via_fb.c +++ b/src/mesa/drivers/dri/unichrome/via_fb.c @@ -33,7 +33,7 @@ #include GLboolean -via_alloc_draw_buffer(struct via_context *vmesa, struct via_buffer *buf) +via_alloc_draw_buffer(struct via_context *vmesa, struct via_renderbuffer *buf) { drm_via_mem_t mem; mem.context = vmesa->hHWContext; @@ -53,7 +53,7 @@ via_alloc_draw_buffer(struct via_context *vmesa, struct via_buffer *buf) } void -via_free_draw_buffer(struct via_context *vmesa, struct via_buffer *buf) +via_free_draw_buffer(struct via_context *vmesa, struct via_renderbuffer *buf) { drm_via_mem_t mem; diff --git a/src/mesa/drivers/dri/unichrome/via_fb.h b/src/mesa/drivers/dri/unichrome/via_fb.h index 7ee153f474f..2d329ac2a7d 100644 --- a/src/mesa/drivers/dri/unichrome/via_fb.h +++ b/src/mesa/drivers/dri/unichrome/via_fb.h @@ -27,7 +27,7 @@ #include "via_context.h" -extern GLboolean via_alloc_draw_buffer(struct via_context *vmesa, struct via_buffer *buf); +extern GLboolean via_alloc_draw_buffer(struct via_context *vmesa, struct via_renderbuffer *buf); extern GLboolean via_alloc_dma_buffer(struct via_context *vmesa); struct via_tex_buffer * @@ -35,7 +35,7 @@ via_alloc_texture(struct via_context *vmesa, GLuint size, GLuint memType); -extern void via_free_draw_buffer(struct via_context *vmesa, struct via_buffer *buf); +extern void via_free_draw_buffer(struct via_context *vmesa, struct via_renderbuffer *buf); extern void via_free_dma_buffer(struct via_context *vmesa); extern void via_free_texture(struct via_context *vmesa, struct via_tex_buffer *t); void via_release_pending_textures( struct via_context *vmesa ); diff --git a/src/mesa/drivers/dri/unichrome/via_ioctl.c b/src/mesa/drivers/dri/unichrome/via_ioctl.c index 435fd20f778..db178c134d0 100644 --- a/src/mesa/drivers/dri/unichrome/via_ioctl.c +++ b/src/mesa/drivers/dri/unichrome/via_ioctl.c @@ -172,7 +172,7 @@ static void viaBlit(struct via_context *vmesa, GLuint bpp, } static void viaFillBuffer(struct via_context *vmesa, - struct via_buffer *buffer, + struct via_renderbuffer *buffer, drm_clip_rect_t *pbox, int nboxes, GLuint pixel, @@ -339,8 +339,8 @@ static void viaDoSwapBuffers(struct via_context *vmesa, GLuint nbox) { GLuint bytePerPixel = vmesa->viaScreen->bitsPerPixel >> 3; - struct via_buffer *front = &vmesa->front; - struct via_buffer *back = &vmesa->back; + struct via_renderbuffer *front = &vmesa->front; + struct via_renderbuffer *back = &vmesa->back; GLuint i; for (i = 0; i < nbox; i++, b++) { @@ -366,7 +366,7 @@ static void viaDoSwapBuffers(struct via_context *vmesa, static void viaEmitBreadcrumbLocked( struct via_context *vmesa ) { - struct via_buffer *buffer = &vmesa->breadcrumb; + struct via_renderbuffer *buffer = &vmesa->breadcrumb; GLuint value = vmesa->lastBreadcrumbWrite + 1; if (VIA_DEBUG & DEBUG_IOCTL) @@ -562,10 +562,10 @@ void viaResetPageFlippingLocked(struct via_context *vmesa) viaDoPageFlipLocked( vmesa, 0 ); if (vmesa->front.offset != 0) { - struct via_buffer buffer_tmp; - memcpy(&buffer_tmp, &vmesa->back, sizeof(struct via_buffer)); - memcpy(&vmesa->back, &vmesa->front, sizeof(struct via_buffer)); - memcpy(&vmesa->front, &buffer_tmp, sizeof(struct via_buffer)); + struct via_renderbuffer buffer_tmp; + memcpy(&buffer_tmp, &vmesa->back, sizeof(struct via_renderbuffer)); + memcpy(&vmesa->back, &vmesa->front, sizeof(struct via_renderbuffer)); + memcpy(&vmesa->front, &buffer_tmp, sizeof(struct via_renderbuffer)); } assert(vmesa->front.offset == 0); @@ -623,7 +623,7 @@ void viaPageFlip(const __DRIdrawablePrivate *dPriv) { struct via_context *vmesa = (struct via_context *)dPriv->driContextPriv->driverPrivate; - struct via_buffer buffer_tmp; + struct via_renderbuffer buffer_tmp; VIA_FLUSH_DMA(vmesa); if (vmesa->vblank_flags == VBLANK_FLAG_SYNC && @@ -645,9 +645,9 @@ void viaPageFlip(const __DRIdrawablePrivate *dPriv) /* KW: FIXME: When buffers are freed, could free frontbuffer by * accident: */ - memcpy(&buffer_tmp, &vmesa->back, sizeof(struct via_buffer)); - memcpy(&vmesa->back, &vmesa->front, sizeof(struct via_buffer)); - memcpy(&vmesa->front, &buffer_tmp, sizeof(struct via_buffer)); + memcpy(&buffer_tmp, &vmesa->back, sizeof(struct via_renderbuffer)); + memcpy(&vmesa->back, &vmesa->front, sizeof(struct via_renderbuffer)); + memcpy(&vmesa->front, &buffer_tmp, sizeof(struct via_renderbuffer)); } @@ -724,7 +724,7 @@ static int fire_buffer(struct via_context *vmesa) static void via_emit_cliprect(struct via_context *vmesa, drm_clip_rect_t *b) { - struct via_buffer *buffer = vmesa->drawBuffer; + struct via_renderbuffer *buffer = vmesa->drawBuffer; GLuint *vb = (GLuint *)(vmesa->dma + vmesa->dmaCliprectAddr); GLuint format = (vmesa->viaScreen->bitsPerPixel == 0x20 diff --git a/src/mesa/drivers/dri/unichrome/via_screen.c b/src/mesa/drivers/dri/unichrome/via_screen.c index 1b2e22ef299..ddd360cc240 100644 --- a/src/mesa/drivers/dri/unichrome/via_screen.c +++ b/src/mesa/drivers/dri/unichrome/via_screen.c @@ -214,7 +214,7 @@ viaCreateBuffer(__DRIscreenPrivate *driScrnPriv, GLboolean swStencil = (mesaVis->stencilBits > 0 && mesaVis->depthBits != 24); - + GLboolean swAccum = mesaVis->accumRedBits > 0; if (isPixmap) { /* KW: This needs work, disabled for now: @@ -232,16 +232,14 @@ viaCreateBuffer(__DRIscreenPrivate *driScrnPriv, return GL_FALSE; } else { -#if 0 - driDrawPriv->driverPrivate = (void *) - _mesa_create_framebuffer(mesaVis, - GL_FALSE, /* software depth buffer? */ - swStencil, - mesaVis->accumRedBits > 0, - GL_FALSE /* s/w alpha planes */); -#else struct gl_framebuffer *fb = _mesa_create_framebuffer(mesaVis); + /* The front color, back color and depth renderbuffers are + * set up later in calculate_buffer_parameters(). + * Only create/connect software-based buffers here. + */ + +#if 000 /* XXX check/fix the offset/pitch parameters! */ { driRenderbuffer *frontRb @@ -288,17 +286,18 @@ viaCreateBuffer(__DRIscreenPrivate *driScrnPriv, viaSetSpanFunctions(stencilRb, mesaVis); _mesa_add_renderbuffer(fb, BUFFER_STENCIL, &stencilRb->Base); } +#endif _mesa_add_soft_renderbuffers(fb, GL_FALSE, /* color */ GL_FALSE, /* depth */ swStencil, - mesaVis->accumRedBits > 0, + swAccum, GL_FALSE, /* alpha */ GL_FALSE /* aux */); driDrawPriv->driverPrivate = (void *) fb; -#endif - return (driDrawPriv->driverPrivate != NULL); + + return (driDrawPriv->driverPrivate != NULL); } } diff --git a/src/mesa/drivers/dri/unichrome/via_span.c b/src/mesa/drivers/dri/unichrome/via_span.c index 16a1aa8b367..5bffade9408 100644 --- a/src/mesa/drivers/dri/unichrome/via_span.c +++ b/src/mesa/drivers/dri/unichrome/via_span.c @@ -43,13 +43,12 @@ #define LOCAL_VARS \ struct via_context *vmesa = VIA_CONTEXT(ctx); \ __DRIdrawablePrivate *dPriv = vmesa->driDrawable; \ - GLuint draw_pitch = vmesa->drawBuffer->pitch; \ - GLuint read_pitch = vmesa->readBuffer->pitch; \ + struct via_renderbuffer *vrb = (struct via_renderbuffer *) rb; \ + GLuint pitch = vrb->pitch; \ GLuint height = dPriv->h; \ GLint p = 0; \ - char *buf = (char *)(vmesa->drawBuffer->origMap + vmesa->drawXoff * vmesa->viaScreen->bytesPerPixel); \ - char *read_buf = (char *)(vmesa->readBuffer->origMap + vmesa->drawXoff * vmesa->viaScreen->bytesPerPixel); \ - (void) (read_pitch && draw_pitch && buf && read_buf && p); + char *buf = (char *)(vrb->origMap + vmesa->drawXoff * vrb->bpp); \ + (void) p; /* ================================================================ * Color buffer @@ -57,8 +56,8 @@ /* 16 bit, RGB565 color spanline and pixel functions */ -#define GET_SRC_PTR(_x, _y) (read_buf + (_x) * 2 + (_y) * read_pitch) -#define GET_DST_PTR(_x, _y) ( buf + (_x) * 2 + (_y) * draw_pitch) +#define GET_SRC_PTR(_x, _y) (buf + (_x) * 2 + (_y) * pitch) +#define GET_DST_PTR(_x, _y) GET_SRC_PTR(_x, _y); #define SPANTMP_PIXEL_FMT GL_RGB #define SPANTMP_PIXEL_TYPE GL_UNSIGNED_SHORT_5_6_5 @@ -69,8 +68,8 @@ /* 32 bit, ARGB8888 color spanline and pixel functions */ -#define GET_SRC_PTR(_x, _y) (read_buf + (_x) * 4 + (_y) * read_pitch) -#define GET_DST_PTR(_x, _y) ( buf + (_x) * 4 + (_y) * draw_pitch) +#define GET_SRC_PTR(_x, _y) (buf + (_x) * 4 + (_y) * pitch) +#define GET_DST_PTR(_x, _y) GET_SRC_PTR(_x, _y); #define SPANTMP_PIXEL_FMT GL_BGRA #define SPANTMP_PIXEL_TYPE GL_UNSIGNED_INT_8_8_8_8_REV @@ -81,12 +80,13 @@ /* 16 bit depthbuffer functions. */ -#define LOCAL_DEPTH_VARS \ - struct via_context *vmesa = VIA_CONTEXT(ctx); \ - __DRIdrawablePrivate *dPriv = vmesa->driDrawable; \ - GLuint depth_pitch = vmesa->depth.pitch; \ - GLuint height = dPriv->h; \ - char *buf = (char *)(vmesa->depth.map + (vmesa->drawXoff * vmesa->depth.bpp/8)) +#define LOCAL_DEPTH_VARS \ + struct via_context *vmesa = VIA_CONTEXT(ctx); \ + __DRIdrawablePrivate *dPriv = vmesa->driDrawable; \ + struct via_renderbuffer *vrb = (struct via_renderbuffer *) rb; \ + GLuint depth_pitch = vrb->pitch; \ + GLuint height = dPriv->h; \ + char *buf = (char *)(vrb->map + (vmesa->drawXoff * vrb->bpp/8)) #define LOCAL_STENCIL_VARS LOCAL_DEPTH_VARS @@ -97,7 +97,7 @@ #define READ_DEPTH(d, _x, _y) \ d = *(volatile GLushort *)(buf + (_x) * 2 + (_y) * depth_pitch); -#define TAG(x) via##x##_16 +#define TAG(x) via##x##_z16 #include "depthtmp.h" /* 32 bit depthbuffer functions. @@ -108,7 +108,7 @@ #define READ_DEPTH(d, _x, _y) \ d = *(volatile GLuint *)(buf + (_x) * 4 + (_y) * depth_pitch); -#define TAG(x) via##x##_32 +#define TAG(x) via##x##_z32 #include "depthtmp.h" @@ -126,7 +126,7 @@ d = (*(GLuint *)(buf + (_x)*4 + (_y)*depth_pitch)) >> 8; -#define TAG(x) via##x##_24_8 +#define TAG(x) via##x##_z24_s8 #include "depthtmp.h" #define WRITE_STENCIL( _x, _y, d ) { \ @@ -139,26 +139,11 @@ #define READ_STENCIL( d, _x, _y ) \ d = *(GLuint *)(buf + (_x)*4 + (_y)*depth_pitch) & 0xff; -#define TAG(x) via##x##_24_8 +#define TAG(x) via##x##_z24_s8 #include "stenciltmp.h" -static void viaSetBuffer(GLcontext *ctx, GLframebuffer *colorBuffer, - GLuint bufferBit) -{ - struct via_context *vmesa = VIA_CONTEXT(ctx); - - if (bufferBit == BUFFER_BIT_FRONT_LEFT) { - vmesa->drawBuffer = vmesa->readBuffer = &vmesa->front; - } - else if (bufferBit == BUFFER_BIT_BACK_LEFT) { - vmesa->drawBuffer = vmesa->readBuffer = &vmesa->back; - } - else { - ASSERT(0); - } -} /* Move locking out to get reasonable span performance. */ @@ -178,64 +163,9 @@ void viaSpanRenderFinish( GLcontext *ctx ) void viaInitSpanFuncs(GLcontext *ctx) { -#if 0 - struct via_context *vmesa = VIA_CONTEXT(ctx); -#endif struct swrast_device_driver *swdd = _swrast_GetDeviceDriverReference(ctx); - - swdd->SetBuffer = viaSetBuffer; -#if 0 - if (vmesa->viaScreen->bitsPerPixel == 16) { - viaInitPointers_565( swdd ); - } - else if (vmesa->viaScreen->bitsPerPixel == 32) { - viaInitPointers_8888( swdd ); - } - else { - assert(0); - } -#endif -#if 0 - if (vmesa->glCtx->Visual.depthBits == 16) { - swdd->ReadDepthSpan = viaReadDepthSpan_16; - swdd->WriteDepthSpan = viaWriteDepthSpan_16; - swdd->WriteMonoDepthSpan = viaWriteMonoDepthSpan_16; - swdd->ReadDepthPixels = viaReadDepthPixels_16; - swdd->WriteDepthPixels = viaWriteDepthPixels_16; - } - else if (vmesa->glCtx->Visual.depthBits == 24) { - swdd->ReadDepthSpan = viaReadDepthSpan_24_8; - swdd->WriteDepthSpan = viaWriteDepthSpan_24_8; - swdd->WriteMonoDepthSpan = viaWriteMonoDepthSpan_24_8; - swdd->ReadDepthPixels = viaReadDepthPixels_24_8; - swdd->WriteDepthPixels = viaWriteDepthPixels_24_8; - - swdd->WriteStencilSpan = viaWriteStencilSpan_24_8; - swdd->ReadStencilSpan = viaReadStencilSpan_24_8; - swdd->WriteStencilPixels = viaWriteStencilPixels_24_8; - swdd->ReadStencilPixels = viaReadStencilPixels_24_8; - } - else if (vmesa->glCtx->Visual.depthBits == 32) { - swdd->ReadDepthSpan = viaReadDepthSpan_32; - swdd->WriteDepthSpan = viaWriteDepthSpan_32; - swdd->WriteMonoDepthSpan = viaWriteMonoDepthSpan_32; - swdd->ReadDepthPixels = viaReadDepthPixels_32; - swdd->WriteDepthPixels = viaWriteDepthPixels_32; - } -#endif - swdd->SpanRenderStart = viaSpanRenderStart; swdd->SpanRenderFinish = viaSpanRenderFinish; - -#if 0 - swdd->WriteCI8Span = NULL; - swdd->WriteCI32Span = NULL; - swdd->WriteMonoCISpan = NULL; - swdd->WriteCI32Pixels = NULL; - swdd->WriteMonoCIPixels = NULL; - swdd->ReadCI32Span = NULL; - swdd->ReadCI32Pixels = NULL; -#endif } @@ -244,46 +174,26 @@ void viaInitSpanFuncs(GLcontext *ctx) * Plug in the Get/Put routines for the given driRenderbuffer. */ void -viaSetSpanFunctions(driRenderbuffer *drb, const GLvisual *vis) +viaSetSpanFunctions(struct via_renderbuffer *vrb, const GLvisual *vis) { - if (drb->Base.InternalFormat == GL_RGBA) { + if (vrb->Base.InternalFormat == GL_RGBA) { if (vis->redBits == 5 && vis->greenBits == 6 && vis->blueBits == 5) { - viaInitPointers_565(&drb->Base); + viaInitPointers_565(&vrb->Base); } else { - viaInitPointers_8888(&drb->Base); + viaInitPointers_8888(&vrb->Base); } } - else if (drb->Base.InternalFormat == GL_DEPTH_COMPONENT16) { - drb->Base.GetRow = viaReadDepthSpan_16; - drb->Base.GetValues = viaReadDepthPixels_16; - drb->Base.PutRow = viaWriteDepthSpan_16; - drb->Base.PutMonoRow = viaWriteMonoDepthSpan_16; - drb->Base.PutValues = viaWriteDepthPixels_16; - drb->Base.PutMonoValues = NULL; + else if (vrb->Base.InternalFormat == GL_DEPTH_COMPONENT16) { + viaInitDepthPointers_z16(&vrb->Base); } - else if (drb->Base.InternalFormat == GL_DEPTH_COMPONENT24) { - drb->Base.GetRow = viaReadDepthSpan_24_8; - drb->Base.GetValues = viaReadDepthPixels_24_8; - drb->Base.PutRow = viaWriteDepthSpan_24_8; - drb->Base.PutMonoRow = viaWriteMonoDepthSpan_24_8; - drb->Base.PutValues = viaWriteDepthPixels_24_8; - drb->Base.PutMonoValues = NULL; + else if (vrb->Base.InternalFormat == GL_DEPTH_COMPONENT24) { + viaInitDepthPointers_z24_s8(&vrb->Base); } - else if (drb->Base.InternalFormat == GL_DEPTH_COMPONENT32) { - drb->Base.GetRow = viaReadDepthSpan_32; - drb->Base.GetValues = viaReadDepthPixels_32; - drb->Base.PutRow = viaWriteDepthSpan_32; - drb->Base.PutMonoRow = viaWriteMonoDepthSpan_32; - drb->Base.PutValues = viaWriteDepthPixels_32; - drb->Base.PutMonoValues = NULL; + else if (vrb->Base.InternalFormat == GL_DEPTH_COMPONENT32) { + viaInitDepthPointers_z32(&vrb->Base); } - else if (drb->Base.InternalFormat == GL_STENCIL_INDEX8_EXT) { - drb->Base.GetRow = viaReadStencilSpan_24_8; - drb->Base.GetValues = viaReadStencilPixels_24_8; - drb->Base.PutRow = viaWriteStencilSpan_24_8; - drb->Base.PutMonoRow = viaWriteMonoStencilSpan_24_8; - drb->Base.PutValues = viaWriteStencilPixels_24_8; - drb->Base.PutMonoValues = NULL; + else if (vrb->Base.InternalFormat == GL_STENCIL_INDEX8_EXT) { + viaInitStencilPointers_z24_s8(&vrb->Base); } } diff --git a/src/mesa/drivers/dri/unichrome/via_span.h b/src/mesa/drivers/dri/unichrome/via_span.h index c3bd24b0e78..3dca0d56619 100644 --- a/src/mesa/drivers/dri/unichrome/via_span.h +++ b/src/mesa/drivers/dri/unichrome/via_span.h @@ -25,13 +25,11 @@ #ifndef _VIA_SPAN_H #define _VIA_SPAN_H -#include "drirenderbuffer.h" - extern void viaInitSpanFuncs(GLcontext *ctx); extern void viaSpanRenderStart( GLcontext *ctx ); extern void viaSpanRenderFinish( GLcontext *ctx ); extern void -viaSetSpanFunctions(driRenderbuffer *rb, const GLvisual *vis); +viaSetSpanFunctions(struct via_renderbuffer *vrb, const GLvisual *vis); #endif diff --git a/src/mesa/drivers/dri/unichrome/via_state.c b/src/mesa/drivers/dri/unichrome/via_state.c index 4037d14fff9..324c72b46ab 100644 --- a/src/mesa/drivers/dri/unichrome/via_state.c +++ b/src/mesa/drivers/dri/unichrome/via_state.c @@ -659,12 +659,12 @@ static void viaDrawBuffer(GLcontext *ctx, GLenum mode) switch ( ctx->DrawBuffer->_ColorDrawBufferMask[0] ) { case BUFFER_BIT_FRONT_LEFT: VIA_FLUSH_DMA(vmesa); - vmesa->drawBuffer = vmesa->readBuffer = &vmesa->front; + vmesa->drawBuffer = &vmesa->front; FALLBACK(vmesa, VIA_FALLBACK_DRAW_BUFFER, GL_FALSE); break; case BUFFER_BIT_BACK_LEFT: VIA_FLUSH_DMA(vmesa); - vmesa->drawBuffer = vmesa->readBuffer = &vmesa->back; + vmesa->drawBuffer = &vmesa->back; FALLBACK(vmesa, VIA_FALLBACK_DRAW_BUFFER, GL_FALSE); break; default: @@ -674,11 +674,6 @@ static void viaDrawBuffer(GLcontext *ctx, GLenum mode) viaXMesaWindowMoved(vmesa); - - /* We want to update the s/w rast state too so that viaSetBuffer() - * gets called. - */ - _swrast_DrawBuffer(ctx, mode); } static void viaClearColor(GLcontext *ctx, const GLfloat color[4]) -- cgit v1.2.3