diff options
author | Zack Rusin <zack@tungstengraphics.com> | 2008-04-12 21:52:46 -0400 |
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committer | Keith Whitwell <keith@tungstengraphics.com> | 2008-04-14 11:00:35 +0100 |
commit | 3f7a3dd58c0ce2719af83ff1d89a26185d08c04c (patch) | |
tree | efc128ea3e61e6e8ec6d18786590a89761775ffa /src/gallium/auxiliary/draw/draw_vs_exec.c | |
parent | 808f968f3ad0cb32e86f517753d5715d00e9ec2c (diff) |
Make shaders operate on a block of memory instead of arrays of vertex_header's
Diffstat (limited to 'src/gallium/auxiliary/draw/draw_vs_exec.c')
-rw-r--r-- | src/gallium/auxiliary/draw/draw_vs_exec.c | 54 |
1 files changed, 28 insertions, 26 deletions
diff --git a/src/gallium/auxiliary/draw/draw_vs_exec.c b/src/gallium/auxiliary/draw/draw_vs_exec.c index 09e0d0eaab..6fe4e554d5 100644 --- a/src/gallium/auxiliary/draw/draw_vs_exec.c +++ b/src/gallium/auxiliary/draw/draw_vs_exec.c @@ -69,7 +69,7 @@ vs_exec_run( struct draw_vertex_shader *shader, struct draw_context *draw, const unsigned *elts, unsigned count, - struct vertex_header *vOut[] ) + void *vOut ) { struct tgsi_exec_machine *machine = &draw->machine; unsigned int i, j; @@ -106,6 +106,8 @@ vs_exec_run( struct draw_vertex_shader *shader, for (j = 0; j < max_vertices; j++) { unsigned slot; float x, y, z, w; + struct vertex_header *out = + draw_header_from_block(vOut, i + j); /* Handle attr[0] (position) specially: * @@ -113,15 +115,15 @@ vs_exec_run( struct draw_vertex_shader *shader, * program as a set of DP4 instructions appended to the * user-provided code. */ - x = vOut[i + j]->clip[0] = machine->Outputs[0].xyzw[0].f[j]; - y = vOut[i + j]->clip[1] = machine->Outputs[0].xyzw[1].f[j]; - z = vOut[i + j]->clip[2] = machine->Outputs[0].xyzw[2].f[j]; - w = vOut[i + j]->clip[3] = machine->Outputs[0].xyzw[3].f[j]; + x = out->clip[0] = machine->Outputs[0].xyzw[0].f[j]; + y = out->clip[1] = machine->Outputs[0].xyzw[1].f[j]; + z = out->clip[2] = machine->Outputs[0].xyzw[2].f[j]; + w = out->clip[3] = machine->Outputs[0].xyzw[3].f[j]; if (!draw->rasterizer->bypass_clipping) { - vOut[i + j]->clipmask = compute_clipmask(vOut[i + j]->clip, draw->plane, - draw->nr_planes); - clipped += vOut[i + j]->clipmask; + out->clipmask = compute_clipmask(out->clip, draw->plane, + draw->nr_planes); + clipped += out->clipmask; /* divide by w */ w = 1.0f / w; @@ -130,42 +132,42 @@ vs_exec_run( struct draw_vertex_shader *shader, z *= w; } else { - vOut[i + j]->clipmask = 0; + out->clipmask = 0; } - vOut[i + j]->edgeflag = 1; + out->edgeflag = 1; if (!draw->identity_viewport) { /* Viewport mapping */ - vOut[i + j]->data[0][0] = x * scale[0] + trans[0]; - vOut[i + j]->data[0][1] = y * scale[1] + trans[1]; - vOut[i + j]->data[0][2] = z * scale[2] + trans[2]; - vOut[i + j]->data[0][3] = w; + out->data[0][0] = x * scale[0] + trans[0]; + out->data[0][1] = y * scale[1] + trans[1]; + out->data[0][2] = z * scale[2] + trans[2]; + out->data[0][3] = w; } else { - vOut[i + j]->data[0][0] = x; - vOut[i + j]->data[0][1] = y; - vOut[i + j]->data[0][2] = z; - vOut[i + j]->data[0][3] = w; + out->data[0][0] = x; + out->data[0][1] = y; + out->data[0][2] = z; + out->data[0][3] = w; } /* Remaining attributes are packed into sequential post-transform * vertex attrib slots. */ for (slot = 1; slot < draw->num_vs_outputs; slot++) { - vOut[i + j]->data[slot][0] = machine->Outputs[slot].xyzw[0].f[j]; - vOut[i + j]->data[slot][1] = machine->Outputs[slot].xyzw[1].f[j]; - vOut[i + j]->data[slot][2] = machine->Outputs[slot].xyzw[2].f[j]; - vOut[i + j]->data[slot][3] = machine->Outputs[slot].xyzw[3].f[j]; + out->data[slot][0] = machine->Outputs[slot].xyzw[0].f[j]; + out->data[slot][1] = machine->Outputs[slot].xyzw[1].f[j]; + out->data[slot][2] = machine->Outputs[slot].xyzw[2].f[j]; + out->data[slot][3] = machine->Outputs[slot].xyzw[3].f[j]; } #if 0 /*DEBUG*/ printf("%d) Post xform vert:\n", i + j); for (slot = 0; slot < draw->num_vs_outputs; slot++) { printf("\t%d: %f %f %f %f\n", slot, - vOut[i + j]->data[slot][0], - vOut[i + j]->data[slot][1], - vOut[i + j]->data[slot][2], - vOut[i + j]->data[slot][3]); + out->data[slot][0], + out->data[slot][1], + out->data[slot][2], + out->data[slot][3]); } #endif } /* loop over vertices */ |