diff options
author | Keith Whitwell <[email protected]> | 2004-12-30 16:13:35 +0000 |
---|---|---|
committer | Keith Whitwell <[email protected]> | 2004-12-30 16:13:35 +0000 |
commit | 8be4747fd642aef719f9ee55a42f05fe69a043eb (patch) | |
tree | 3ff16c0cf81b7257ff6c44fd08590cbd261bd83e /src/mesa | |
parent | 4a04f002dbc1c39059216dfad4be3d6c874c5408 (diff) |
Simplify viaBlit a bit more.
Implement masked clears.
Diffstat (limited to 'src/mesa')
-rw-r--r-- | src/mesa/drivers/dri/unichrome/via_context.h | 2 | ||||
-rw-r--r-- | src/mesa/drivers/dri/unichrome/via_ioctl.c | 90 | ||||
-rw-r--r-- | src/mesa/drivers/dri/unichrome/via_state.c | 28 |
3 files changed, 63 insertions, 57 deletions
diff --git a/src/mesa/drivers/dri/unichrome/via_context.h b/src/mesa/drivers/dri/unichrome/via_context.h index 7cac40ed548..25def2e0758 100644 --- a/src/mesa/drivers/dri/unichrome/via_context.h +++ b/src/mesa/drivers/dri/unichrome/via_context.h @@ -212,6 +212,8 @@ struct via_context_t { GLenum TexEnvImageFmt[2]; GLuint ClearColor; + GLuint ClearMask; + /* DRI stuff */ GLuint needClip; diff --git a/src/mesa/drivers/dri/unichrome/via_ioctl.c b/src/mesa/drivers/dri/unichrome/via_ioctl.c index 256349a12f2..d1fa996c0f5 100644 --- a/src/mesa/drivers/dri/unichrome/via_ioctl.c +++ b/src/mesa/drivers/dri/unichrome/via_ioctl.c @@ -90,77 +90,61 @@ void viaCheckDma(viaContextPtr vmesa, GLuint bytes) } while (0) -static void viaBlit(viaContextPtr vmesa, GLuint bpp,GLuint srcBase, - GLuint srcPitch,GLuint dstBase,GLuint dstPitch, - GLuint w,GLuint h,int xdir,int ydir, GLuint blitMode, +static void viaBlit(viaContextPtr vmesa, GLuint bpp, + GLuint srcBase, GLuint srcPitch, + GLuint dstBase, GLuint dstPitch, + GLuint w, GLuint h, + GLuint blitMode, GLuint color, GLuint nMask ) { - GLuint dwGEMode = 0, srcY=0, srcX, dstY=0, dstX; - GLuint cmd; + GLuint dwGEMode, srcX, dstX, cmd; RING_VARS; if (VIA_DEBUG) - fprintf(stderr, "%s bpp %d src %x/%x dst %x/%x w %d h %d dir %d,%d mode: %x color: 0x%08x mask 0x%08x\n", - __FUNCTION__, bpp, srcBase, srcPitch, dstBase, dstPitch, w,h, xdir, ydir, blitMode, color, nMask); + fprintf(stderr, "%s bpp %d src %x/%x dst %x/%x w %d h %d mode: %x color: 0x%08x mask 0x%08x\n", + __FUNCTION__, bpp, srcBase, srcPitch, dstBase, dstPitch, w,h, blitMode, color, nMask); if (!w || !h) return; - srcX = srcBase & 31; - dstX = dstBase & 31; switch (bpp) { case 16: - dwGEMode |= VIA_GEM_16bpp; - srcX >>= 1; - dstX >>= 1; + dwGEMode = VIA_GEM_16bpp; + srcX = (srcBase & 0x1f) >> 1; + dstX = (dstBase & 0x1f) >> 1; break; case 32: - dwGEMode |= VIA_GEM_32bpp; - srcX >>= 2; - dstX >>= 2; + dwGEMode = VIA_GEM_32bpp; + srcX = (srcBase & 0x1f) >> 2; + dstX = (dstBase & 0x1f) >> 2; break; default: - dwGEMode |= VIA_GEM_8bpp; - break; - } - - - cmd = 0; - - if (xdir < 0) { - cmd |= VIA_GEC_DECX; - srcX += (w - 1); - dstX += (w - 1); - } - if (ydir < 0) { - cmd |= VIA_GEC_DECY; - srcY += (h - 1); - dstY += (h - 1); + return; } switch(blitMode) { case VIA_BLIT_FILL: - BEGIN_RING((2 + 9) * 2); - SetReg2DAGP(VIA_REG_GEMODE, dwGEMode); - SetReg2DAGP( VIA_REG_FGCOLOR, color); - cmd |= VIA_GEC_BLT | VIA_GEC_FIXCOLOR_PAT | (VIA_BLIT_FILL << 24); + cmd = VIA_GEC_BLT | VIA_GEC_FIXCOLOR_PAT | (VIA_BLIT_FILL << 24); break; case VIA_BLIT_COPY: - BEGIN_RING((2 + 9) * 2); - SetReg2DAGP(VIA_REG_GEMODE, dwGEMode); - SetReg2DAGP( VIA_REG_KEYCONTROL, 0x0); - cmd |= VIA_GEC_BLT | (VIA_BLIT_COPY << 24); + cmd = VIA_GEC_BLT | (VIA_BLIT_COPY << 24); + break; + default: + return; } + BEGIN_RING(22); + SetReg2DAGP( VIA_REG_GEMODE, dwGEMode); + SetReg2DAGP( VIA_REG_FGCOLOR, color); SetReg2DAGP( 0x2C, nMask); - SetReg2DAGP( VIA_REG_SRCBASE, (srcBase & ~31) >> 3); - SetReg2DAGP( VIA_REG_DSTBASE, (dstBase & ~31) >> 3); + SetReg2DAGP( VIA_REG_SRCBASE, (srcBase & ~0x1f) >> 3); + SetReg2DAGP( VIA_REG_DSTBASE, (dstBase & ~0x1f) >> 3); SetReg2DAGP( VIA_REG_PITCH, VIA_PITCH_ENABLE | - (srcPitch >> 3) | (((dstPitch) >> 3) << 16)); - SetReg2DAGP( VIA_REG_SRCPOS, ((srcY << 16) | srcX)); - SetReg2DAGP( VIA_REG_DSTPOS, ((dstY << 16) | dstX)); + (srcPitch >> 3) | ((dstPitch >> 3) << 16)); + SetReg2DAGP( VIA_REG_SRCPOS, srcX); + SetReg2DAGP( VIA_REG_DSTPOS, dstX); SetReg2DAGP( VIA_REG_DIMENSION, (((h - 1) << 16) | (w - 1))); SetReg2DAGP( VIA_REG_GECMD, cmd); SetReg2DAGP( 0x2C, 0x00000000); @@ -192,7 +176,6 @@ static void viaFillBuffer(viaContextPtr vmesa, offset, buffer->pitch, offset, buffer->pitch, w, h, - 0, 0, VIA_BLIT_FILL, pixel, mask); } } @@ -204,7 +187,6 @@ static void viaClear(GLcontext *ctx, GLbitfield mask, GLboolean all, { viaContextPtr vmesa = VIA_CONTEXT(ctx); __DRIdrawablePrivate *dPriv = vmesa->driDrawable; - const GLuint colorMask = *((GLuint *)&ctx->Color.ColorMask); int flag = 0; GLuint i = 0; GLuint clear_depth_mask = 0xf << 28; @@ -212,12 +194,12 @@ static void viaClear(GLcontext *ctx, GLbitfield mask, GLboolean all, VIA_FLUSH_DMA(vmesa); - if ((mask & DD_FRONT_LEFT_BIT) && colorMask == ~0) { + if (mask & DD_FRONT_LEFT_BIT) { flag |= VIA_FRONT; mask &= ~DD_FRONT_LEFT_BIT; } - if ((mask & DD_BACK_LEFT_BIT) && colorMask == ~0) { + if (mask & DD_BACK_LEFT_BIT) { flag |= VIA_BACK; mask &= ~DD_BACK_LEFT_BIT; } @@ -239,9 +221,9 @@ static void viaClear(GLcontext *ctx, GLbitfield mask, GLboolean all, mask &= ~DD_STENCIL_BIT; } else { - fprintf(stderr, "XXX: Clear stencil writemask %x -- need triangles (or a ROP?)\n", - ctx->Stencil.WriteMask[0]); - /* Fixme - clear with triangles */ + if (VIA_DEBUG) + fprintf(stderr, "XXX: Clear stencil writemask %x -- need triangles (or a ROP?)\n", + ctx->Stencil.WriteMask[0]); } } } @@ -293,11 +275,11 @@ static void viaClear(GLcontext *ctx, GLbitfield mask, GLboolean all, } if (flag & VIA_FRONT) { - viaFillBuffer(vmesa, &vmesa->front, boxes, nr, vmesa->ClearColor, 0); + viaFillBuffer(vmesa, &vmesa->front, boxes, nr, vmesa->ClearColor, vmesa->ClearMask); } if (flag & VIA_BACK) { - viaFillBuffer(vmesa, &vmesa->back, boxes, nr, vmesa->ClearColor, 0); /* FIXME: masks */ + viaFillBuffer(vmesa, &vmesa->back, boxes, nr, vmesa->ClearColor, vmesa->ClearMask); } if (flag & VIA_DEPTH) { @@ -341,7 +323,7 @@ static void viaDoSwapBuffers(viaContextPtr vmesa, src, back->pitch, dest, front->pitch, w, h, - 0,0,VIA_BLIT_COPY, 0, 0); + VIA_BLIT_COPY, 0, 0); } } diff --git a/src/mesa/drivers/dri/unichrome/via_state.c b/src/mesa/drivers/dri/unichrome/via_state.c index 62cdee24c8b..fe1007bb1a7 100644 --- a/src/mesa/drivers/dri/unichrome/via_state.c +++ b/src/mesa/drivers/dri/unichrome/via_state.c @@ -684,6 +684,26 @@ static void viaClearColor(GLcontext *ctx, const GLfloat color[4]) } +#define WRITEMASK_ALPHA_SHIFT 31 +#define WRITEMASK_RED_SHIFT 30 +#define WRITEMASK_GREEN_SHIFT 29 +#define WRITEMASK_BLUE_SHIFT 28 + +static void viaColorMask(GLcontext *ctx, + GLboolean r, GLboolean g, + GLboolean b, GLboolean a) +{ + viaContextPtr vmesa = VIA_CONTEXT( ctx ); + + if (VIA_DEBUG) + fprintf(stderr, "%s r(%d) g(%d) b(%d) a(%d)\n", __FUNCTION__, r, g, b, a); + + vmesa->ClearMask = (((!r) << WRITEMASK_RED_SHIFT) | + ((!g) << WRITEMASK_GREEN_SHIFT) | + ((!b) << WRITEMASK_BLUE_SHIFT) | + ((!a) << WRITEMASK_ALPHA_SHIFT)); +} + /* ============================================================= */ @@ -1256,12 +1276,13 @@ static void viaChooseColorState(GLcontext *ctx) vmesa->regHROP = HC_HROP_P; vmesa->regHFBBMSKL = (*(GLuint *)&ctx->Color.ColorMask[0]) & 0xFFFFFF; - vmesa->regHROP |= ((*(GLuint *)&ctx->Color.ColorMask[0]) >> 24) & 0xFF; + vmesa->regHROP |= ctx->Color.ColorMask[3]; - if ((GLuint)((GLuint *)&ctx->Color.ColorMask[0]) & 0xFF000000) + if (ctx->Color.ColorMask[3]) vmesa->regEnable |= HC_HenAW_MASK; else - vmesa->regEnable &= (~HC_HenAW_MASK); + vmesa->regEnable &= ~HC_HenAW_MASK; + if (VIA_DEBUG) fprintf(stderr, "%s - out\n", __FUNCTION__); } @@ -1585,6 +1606,7 @@ void viaInitStateFuncs(GLcontext *ctx) ctx->Driver.BlendEquationSeparate = viaBlendEquationSeparate; ctx->Driver.BlendFuncSeparate = viaBlendFuncSeparate; ctx->Driver.ClearColor = viaClearColor; + ctx->Driver.ColorMask = viaColorMask; ctx->Driver.DrawBuffer = viaDrawBuffer; ctx->Driver.RenderMode = viaRenderMode; ctx->Driver.Scissor = viaScissor; |