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Major check-in of changes for GL_EXT_framebuffer_object extension.

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Main driver impacts:
- new code for creating the Mesa GLframebuffer
- new span/pixel read/write code
Some drivers not yet updated/tested.
This commit is contained in:
Brian Paul
2005-05-04 20:11:35 +00:00
parent ebef61f5c0
commit e4b2356c07
203 changed files with 11682 additions and 6335 deletions
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10
src/mesa/swrast/s_nvfragprog.c
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@@ -207,13 +207,13 @@ fetch_vector4_deriv( GLcontext *ctx,
if (xOrY == 'X') {
src[0] = 1.0;
src[1] = 0.0;
src[2] = span->dzdx / ctx->DepthMaxF;
src[2] = span->dzdx / ctx->DrawBuffer->_DepthMaxF;
src[3] = span->dwdx;
}
else {
src[0] = 0.0;
src[1] = 1.0;
src[2] = span->dzdy / ctx->DepthMaxF;
src[2] = span->dzdy / ctx->DrawBuffer->_DepthMaxF;
src[3] = span->dwdy;
}
break;
@@ -1180,6 +1180,8 @@ execute_program( GLcontext *ctx,
* while the NV extension says it's implementation dependant.
*/
fetch_texel( ctx, texcoord, 0.0F, inst->TexSrcUnit, color );
if (color[3])
printf("color[3] = %f\n", color[3]);
store_vector4( inst, machine, color );
}
break;
@@ -1362,7 +1364,7 @@ init_machine( GLcontext *ctx, struct fp_machine *machine,
GLfloat *wpos = machine->Inputs[FRAG_ATTRIB_WPOS];
wpos[0] = (GLfloat) span->x + col;
wpos[1] = (GLfloat) span->y;
wpos[2] = (GLfloat) span->array->z[col] / ctx->DepthMaxF;
wpos[2] = (GLfloat) span->array->z[col] / ctx->DrawBuffer->_DepthMaxF;
wpos[3] = span->w + col * span->dwdx;
}
if (inputsRead & (1 << FRAG_ATTRIB_COL0)) {
@@ -1444,7 +1446,7 @@ _swrast_exec_fragment_program( GLcontext *ctx, struct sw_span *span )
}
/* depth value */
if (program->OutputsWritten & (1 << FRAG_OUTPUT_DEPR))
span->array->z[i] = IROUND(ctx->FragmentProgram.Machine.Outputs[FRAG_OUTPUT_DEPR][0] * ctx->DepthMaxF);
span->array->z[i] = IROUND(ctx->FragmentProgram.Machine.Outputs[FRAG_OUTPUT_DEPR][0] * ctx->DrawBuffer->_DepthMaxF);
}
}