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/mga/mgaspan.c | 126 ++++++------------------------------- 1 file changed, 18 insertions(+), 108 deletions(-) (limited to 'src/mesa/drivers/dri/mga/mgaspan.c') 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); } } -- cgit v1.2.3