diff options
Diffstat (limited to 'src/mesa/drivers/dri/tdfx/tdfx_span.c')
-rw-r--r-- | src/mesa/drivers/dri/tdfx/tdfx_span.c | 146 |
1 files changed, 126 insertions, 20 deletions
diff --git a/src/mesa/drivers/dri/tdfx/tdfx_span.c b/src/mesa/drivers/dri/tdfx/tdfx_span.c index 1bcec63413..1fab811b74 100644 --- a/src/mesa/drivers/dri/tdfx/tdfx_span.c +++ b/src/mesa/drivers/dri/tdfx/tdfx_span.c @@ -596,11 +596,13 @@ GetFbParams(tdfxContextPtr fxMesa, PUT_WRAPPED_FB_DATA(ReadParamsp, type, x, y, value); \ } while (0) + static void -tdfxDDWriteDepthSpan(GLcontext * ctx, - GLuint n, GLint x, GLint y, const GLdepth depth[], +tdfxDDWriteDepthSpan(GLcontext * ctx, struct gl_renderbuffer *rb, + GLuint n, GLint x, GLint y, const void *values, const GLubyte mask[]) { + const GLuint *depth = (const GLuint *) values; tdfxContextPtr fxMesa = (tdfxContextPtr) ctx->DriverCtx; GLint bottom = fxMesa->y_offset + fxMesa->height - 1; GLuint depth_size = fxMesa->glCtx->Visual.depthBits; @@ -833,9 +835,24 @@ tdfxDDWriteDepthSpan(GLcontext * ctx, } static void -tdfxDDReadDepthSpan(GLcontext * ctx, - GLuint n, GLint x, GLint y, GLdepth depth[]) +tdfxDDWriteMonoDepthSpan(GLcontext * ctx, struct gl_renderbuffer *rb, + GLuint n, GLint x, GLint y, const void *value, + const GLubyte mask[]) { + GLuint depthVal = *((GLuint *) value); + GLuint depths[MAX_WIDTH]; + GLuint i; + for (i = 0; i < n; i++) + depths[i] = depthVal; + tdfxDDWriteDepthSpan(ctx, rb, n, x, y, depths, mask); +} + + +static void +tdfxDDReadDepthSpan(GLcontext * ctx, struct gl_renderbuffer *rb, + GLuint n, GLint x, GLint y, void *values) +{ + GLuint *depth = (GLuint *) values; tdfxContextPtr fxMesa = (tdfxContextPtr) ctx->DriverCtx; GLint bottom = fxMesa->height + fxMesa->y_offset - 1; GLuint i; @@ -936,10 +953,11 @@ tdfxDDReadDepthSpan(GLcontext * ctx, static void -tdfxDDWriteDepthPixels(GLcontext * ctx, +tdfxDDWriteDepthPixels(GLcontext * ctx, struct gl_renderbuffer *rb, GLuint n, const GLint x[], const GLint y[], - const GLdepth depth[], const GLubyte mask[]) + const void *values, const GLubyte mask[]) { + const GLuint *depth = (const GLuint *) values; tdfxContextPtr fxMesa = (tdfxContextPtr) ctx->DriverCtx; GLint bottom = fxMesa->height + fxMesa->y_offset - 1; GLuint i; @@ -1018,9 +1036,10 @@ tdfxDDWriteDepthPixels(GLcontext * ctx, static void -tdfxDDReadDepthPixels(GLcontext * ctx, GLuint n, - const GLint x[], const GLint y[], GLdepth depth[]) +tdfxDDReadDepthPixels(GLcontext * ctx, struct gl_renderbuffer *rb, GLuint n, + const GLint x[], const GLint y[], void *values) { + GLuint *depth = (GLuint *) values; tdfxContextPtr fxMesa = (tdfxContextPtr) ctx->DriverCtx; GLint bottom = fxMesa->height + fxMesa->y_offset - 1; GLuint i; @@ -1104,9 +1123,11 @@ tdfxDDReadDepthPixels(GLcontext * ctx, GLuint n, #define BUILD_ZS(z, s) (((s) << 24) | (z)) static void -write_stencil_span(GLcontext * ctx, GLuint n, GLint x, GLint y, - const GLstencil stencil[], const GLubyte mask[]) +write_stencil_span(GLcontext * ctx, struct gl_renderbuffer *rb, + GLuint n, GLint x, GLint y, + const void *values, const GLubyte mask[]) { + const GLubyte *stencil = (const GLubyte *) values; tdfxContextPtr fxMesa = TDFX_CONTEXT(ctx); GrLfbInfo_t info; GrLfbInfo_t backBufferInfo; @@ -1161,9 +1182,25 @@ write_stencil_span(GLcontext * ctx, GLuint n, GLint x, GLint y, static void -read_stencil_span(GLcontext * ctx, GLuint n, GLint x, GLint y, - GLstencil stencil[]) +write_mono_stencil_span(GLcontext * ctx, struct gl_renderbuffer *rb, + GLuint n, GLint x, GLint y, + const void *value, const GLubyte mask[]) { + GLbyte stencilVal = *((GLbyte *) value); + GLbyte stencils[MAX_WIDTH]; + GLuint i; + for (i = 0; i < n; i++) + stencils[i] = stencilVal; + write_stencil_span(ctx, rb, n, x, y, stencils, mask); +} + + +static void +read_stencil_span(GLcontext * ctx, struct gl_renderbuffer *rb, + GLuint n, GLint x, GLint y, + void *values) +{ + GLubyte *stencil = (GLubyte *) values; tdfxContextPtr fxMesa = TDFX_CONTEXT(ctx); GrLfbInfo_t info; GrLfbInfo_t backBufferInfo; @@ -1211,10 +1248,11 @@ read_stencil_span(GLcontext * ctx, GLuint n, GLint x, GLint y, static void -write_stencil_pixels(GLcontext * ctx, GLuint n, - const GLint x[], const GLint y[], - const GLstencil stencil[], const GLubyte mask[]) +write_stencil_pixels(GLcontext * ctx, struct gl_renderbuffer *rb, + GLuint n, const GLint x[], const GLint y[], + const void *values, const GLubyte mask[]) { + const GLubyte *stencil = (const GLubyte *) values; tdfxContextPtr fxMesa = TDFX_CONTEXT(ctx); GrLfbInfo_t info; GrLfbInfo_t backBufferInfo; @@ -1249,9 +1287,11 @@ write_stencil_pixels(GLcontext * ctx, GLuint n, static void -read_stencil_pixels(GLcontext * ctx, GLuint n, const GLint x[], - const GLint y[], GLstencil stencil[]) +read_stencil_pixels(GLcontext * ctx, struct gl_renderbuffer *rb, + GLuint n, const GLint x[], const GLint y[], + void *values) { + GLubyte *stencil = (GLubyte *) values; tdfxContextPtr fxMesa = TDFX_CONTEXT(ctx); GrLfbInfo_t info; GrLfbInfo_t backBufferInfo; @@ -1315,10 +1355,10 @@ static void tdfxDDSetBuffer( GLcontext *ctx, (void) buffer; switch ( bufferBit ) { - case DD_FRONT_LEFT_BIT: + case BUFFER_BIT_FRONT_LEFT: fxMesa->DrawBuffer = fxMesa->ReadBuffer = GR_BUFFER_FRONTBUFFER; break; - case DD_BACK_LEFT_BIT: + case BUFFER_BIT_BACK_LEFT: fxMesa->DrawBuffer = fxMesa->ReadBuffer = GR_BUFFER_BACKBUFFER; break; default: @@ -1337,6 +1377,7 @@ void tdfxDDInitSpanFuncs( GLcontext *ctx ) swdd->SetBuffer = tdfxDDSetBuffer; +#if 0 if ( VISUAL_EQUALS_RGBA(ctx->Visual, 5, 6, 5, 0) ) { /* 16bpp mode */ @@ -1374,19 +1415,23 @@ void tdfxDDInitSpanFuncs( GLcontext *ctx ) { abort(); } +#endif if ( fxMesa->haveHwStencil ) { +#if 0 swdd->WriteStencilSpan = write_stencil_span; swdd->ReadStencilSpan = read_stencil_span; swdd->WriteStencilPixels = write_stencil_pixels; swdd->ReadStencilPixels = read_stencil_pixels; +#endif } +#if 0 swdd->WriteDepthSpan = tdfxDDWriteDepthSpan; swdd->WriteDepthPixels = tdfxDDWriteDepthPixels; swdd->ReadDepthSpan = tdfxDDReadDepthSpan; swdd->ReadDepthPixels = tdfxDDReadDepthPixels; - +#endif swdd->WriteCI8Span = NULL; swdd->WriteCI32Span = NULL; swdd->WriteMonoCISpan = NULL; @@ -1398,3 +1443,64 @@ void tdfxDDInitSpanFuncs( GLcontext *ctx ) swdd->SpanRenderStart = tdfxSpanRenderStart; swdd->SpanRenderFinish = tdfxSpanRenderFinish; } + + + +/** + * Plug in the Get/Put routines for the given driRenderbuffer. + */ +void +tdfxSetSpanFunctions(driRenderbuffer *drb, const GLvisual *vis) +{ + if (drb->Base.InternalFormat == GL_RGBA) { + if (vis->redBits == 5 && vis->greenBits == 6 && vis->blueBits == 5) { + drb->Base.GetRow = tdfxReadRGBASpan_RGB565; + drb->Base.GetValues = tdfxReadRGBAPixels_RGB565; + drb->Base.PutRow = tdfxWriteRGBASpan_RGB565; + drb->Base.PutRowRGB = tdfxWriteRGBSpan_RGB565; + drb->Base.PutMonoRow = tdfxWriteMonoRGBASpan_RGB565; + drb->Base.PutValues = tdfxWriteRGBAPixels_RGB565; + drb->Base.PutMonoValues = tdfxWriteMonoRGBAPixels_RGB565; + } + else if (vis->redBits == 8 && vis->greenBits == 8 + && vis->blueBits == 8 && vis->alphaBits == 0) { + drb->Base.GetRow = tdfxReadRGBASpan_RGB888; + drb->Base.GetValues = tdfxReadRGBAPixels_RGB888; + drb->Base.PutRow = tdfxWriteRGBASpan_RGB888; + drb->Base.PutRowRGB = tdfxWriteRGBSpan_RGB888; + drb->Base.PutMonoRow = tdfxWriteMonoRGBASpan_RGB888; + drb->Base.PutValues = tdfxWriteRGBAPixels_RGB888; + drb->Base.PutMonoValues = tdfxWriteMonoRGBAPixels_RGB888; + } + else if (vis->redBits == 8 && vis->greenBits == 8 + && vis->blueBits == 8 && vis->alphaBits == 8) { + drb->Base.GetRow = tdfxReadRGBASpan_ARGB8888; + drb->Base.GetValues = tdfxReadRGBAPixels_ARGB8888; + drb->Base.PutRow = tdfxWriteRGBASpan_ARGB8888; + drb->Base.PutRowRGB = tdfxWriteRGBSpan_ARGB8888; + drb->Base.PutMonoRow = tdfxWriteMonoRGBASpan_ARGB8888; + drb->Base.PutValues = tdfxWriteRGBAPixels_ARGB8888; + drb->Base.PutMonoValues = tdfxWriteMonoRGBAPixels_ARGB8888; + } + else { + _mesa_problem(NULL, "problem in tdfxSetSpanFunctions"); + } + } + else if (drb->Base.InternalFormat == GL_DEPTH_COMPONENT16 || + drb->Base.InternalFormat == GL_DEPTH_COMPONENT24) { + drb->Base.GetRow = tdfxDDReadDepthSpan; + drb->Base.GetValues = tdfxDDReadDepthPixels; + drb->Base.PutRow = tdfxDDWriteDepthSpan; + drb->Base.PutMonoRow = tdfxDDWriteMonoDepthSpan; + drb->Base.PutValues = tdfxDDWriteDepthPixels; + drb->Base.PutMonoValues = NULL; + } + else if (drb->Base.InternalFormat == GL_STENCIL_INDEX8_EXT) { + drb->Base.GetRow = read_stencil_span; + drb->Base.GetValues = read_stencil_pixels; + drb->Base.PutRow = write_stencil_span; + drb->Base.PutMonoRow = write_mono_stencil_span; + drb->Base.PutValues = write_stencil_pixels; + drb->Base.PutMonoValues = NULL; + } +} |