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draw: dont' compute clipmask or apply viewport when not clipping (rename bypass_clipping to coords_in_window_space?

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Keith Whitwell
2008-03-04 17:55:02 +01:00
parent e2a91c294e
commit 19cc2e3631
1 changed files with 23 additions and 13 deletions
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36
src/gallium/auxiliary/draw/draw_vs_exec.c
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@@ -132,20 +132,30 @@ vs_exec_run( struct draw_vertex_shader *shader,
z = vOut[j]->clip[2] = machine->Outputs[0].xyzw[2].f[j];
w = vOut[j]->clip[3] = machine->Outputs[0].xyzw[3].f[j];
vOut[j]->clipmask = compute_clipmask(vOut[j]->clip, draw->plane, draw->nr_planes);
vOut[j]->edgeflag = 1;
if (!draw->rasterizer->bypass_clipping) {
vOut[j]->clipmask = compute_clipmask(vOut[j]->clip, draw->plane, draw->nr_planes);
vOut[j]->edgeflag = 1;
/* divide by w */
w = 1.0f / w;
x *= w;
y *= w;
z *= w;
/* Viewport mapping */
vOut[j]->data[0][0] = x * scale[0] + trans[0];
vOut[j]->data[0][1] = y * scale[1] + trans[1];
vOut[j]->data[0][2] = z * scale[2] + trans[2];
vOut[j]->data[0][3] = w;
/* divide by w */
w = 1.0f / w;
x *= w;
y *= w;
z *= w;
/* Viewport mapping */
vOut[j]->data[0][0] = x * scale[0] + trans[0];
vOut[j]->data[0][1] = y * scale[1] + trans[1];
vOut[j]->data[0][2] = z * scale[2] + trans[2];
vOut[j]->data[0][3] = w;
}
else {
vOut[j]->clipmask = 0;
vOut[j]->edgeflag = 1;
vOut[j]->data[0][0] = x;
vOut[j]->data[0][1] = y;
vOut[j]->data[0][2] = z;
vOut[j]->data[0][3] = w;
}
/* Remaining attributes are packed into sequential post-transform
* vertex attrib slots.