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authorBrian <brian.paul@tungstengraphics.com>2008-04-07 21:59:12 -0600
committerBrian <brian.paul@tungstengraphics.com>2008-04-07 21:59:12 -0600
commitc7daa68ca312cc98abe351be2fef8d8246929627 (patch)
treeafb31b40a34da809654bd7cef860d9f486fc1c9f /src
parent4e2127b0e5cb6411123e16dd562626cd70814a9a (diff)
gallium: begin reworking quad stages for multiple color outputs
Diffstat (limited to 'src')
-rw-r--r--src/gallium/drivers/softpipe/sp_context.h2
-rw-r--r--src/gallium/drivers/softpipe/sp_fs_llvm.c16
-rw-r--r--src/gallium/drivers/softpipe/sp_headers.h4
-rw-r--r--src/gallium/drivers/softpipe/sp_quad.c9
-rw-r--r--src/gallium/drivers/softpipe/sp_quad_alpha_test.c5
-rw-r--r--src/gallium/drivers/softpipe/sp_quad_blend.c1192
-rw-r--r--src/gallium/drivers/softpipe/sp_quad_bufloop.c4
-rw-r--r--src/gallium/drivers/softpipe/sp_quad_colormask.c59
-rw-r--r--src/gallium/drivers/softpipe/sp_quad_coverage.c15
-rw-r--r--src/gallium/drivers/softpipe/sp_quad_fs.c60
-rw-r--r--src/gallium/drivers/softpipe/sp_quad_output.c39
11 files changed, 734 insertions, 671 deletions
diff --git a/src/gallium/drivers/softpipe/sp_context.h b/src/gallium/drivers/softpipe/sp_context.h
index dc9d0e6d5d..9724d185d1 100644
--- a/src/gallium/drivers/softpipe/sp_context.h
+++ b/src/gallium/drivers/softpipe/sp_context.h
@@ -138,8 +138,6 @@ struct softpipe_context {
struct draw_stage *vbuf;
struct softpipe_vbuf_render *vbuf_render;
- uint current_cbuf; /**< current color buffer being written to */
-
struct softpipe_tile_cache *cbuf_cache[PIPE_MAX_COLOR_BUFS];
struct softpipe_tile_cache *zsbuf_cache;
diff --git a/src/gallium/drivers/softpipe/sp_fs_llvm.c b/src/gallium/drivers/softpipe/sp_fs_llvm.c
index 07d058155f..6e1d9280bb 100644
--- a/src/gallium/drivers/softpipe/sp_fs_llvm.c
+++ b/src/gallium/drivers/softpipe/sp_fs_llvm.c
@@ -99,19 +99,19 @@ shade_quad_llvm(struct quad_stage *qs,
allvmrt(qss->stage.softpipe->fs->info.output_semantic_name[qss->colorOutSlot]
== TGSI_SEMANTIC_COLOR);
for (i = 0; i < QUAD_SIZE; ++i) {
- quad->outputs.color[0][i] = dests[i][qss->colorOutSlot][0];
- quad->outputs.color[1][i] = dests[i][qss->colorOutSlot][1];
- quad->outputs.color[2][i] = dests[i][qss->colorOutSlot][2];
- quad->outputs.color[3][i] = dests[i][qss->colorOutSlot][3];
+ quad->outputs.color[0][0][i] = dests[i][qss->colorOutSlot][0];
+ quad->outputs.color[0][1][i] = dests[i][qss->colorOutSlot][1];
+ quad->outputs.color[0][2][i] = dests[i][qss->colorOutSlot][2];
+ quad->outputs.color[0][3][i] = dests[i][qss->colorOutSlot][3];
}
}
#if DLLVM
for (int i = 0; i < QUAD_SIZE; ++i) {
debug_printf("QLLVM%d(%d) [%f, %f, %f, %f]\n", i, qss->colorOutSlot,
- quad->outputs.color[0][i],
- quad->outputs.color[1][i],
- quad->outputs.color[2][i],
- quad->outputs.color[3][i]);
+ quad->outputs.color[0][0][i],
+ quad->outputs.color[0][1][i],
+ quad->outputs.color[0][2][i],
+ quad->outputs.color[0][3][i]);
}
#endif
diff --git a/src/gallium/drivers/softpipe/sp_headers.h b/src/gallium/drivers/softpipe/sp_headers.h
index 9cf8222133..3d9ede69bb 100644
--- a/src/gallium/drivers/softpipe/sp_headers.h
+++ b/src/gallium/drivers/softpipe/sp_headers.h
@@ -31,6 +31,7 @@
#ifndef SP_HEADERS_H
#define SP_HEADERS_H
+#include "pipe/p_state.h"
#include "tgsi/exec/tgsi_exec.h"
#define PRIM_POINT 1
@@ -66,7 +67,8 @@ struct quad_header {
unsigned prim:2; /**< PRIM_POINT, LINE, TRI */
struct {
- float color[NUM_CHANNELS][QUAD_SIZE]; /* rrrr, gggg, bbbb, aaaa */
+ /** colors in SOA format (rrrr, gggg, bbbb, aaaa) */
+ float color[PIPE_MAX_COLOR_BUFS][NUM_CHANNELS][QUAD_SIZE];
float depth[QUAD_SIZE];
} outputs;
diff --git a/src/gallium/drivers/softpipe/sp_quad.c b/src/gallium/drivers/softpipe/sp_quad.c
index 8603c1a367..bc83d78ea1 100644
--- a/src/gallium/drivers/softpipe/sp_quad.c
+++ b/src/gallium/drivers/softpipe/sp_quad.c
@@ -76,15 +76,6 @@ sp_build_quad_pipeline(struct softpipe_context *sp)
sp_push_quad_first( sp, sp->quad.blend );
}
- if (sp->framebuffer.num_cbufs == 1) {
- /* the usual case: write to exactly one colorbuf */
- sp->current_cbuf = 0;
- }
- else {
- /* insert bufloop stage */
- sp_push_quad_first( sp, sp->quad.bufloop );
- }
-
if (sp->depth_stencil->depth.occlusion_count) {
sp_push_quad_first( sp, sp->quad.occlusion );
}
diff --git a/src/gallium/drivers/softpipe/sp_quad_alpha_test.c b/src/gallium/drivers/softpipe/sp_quad_alpha_test.c
index 318916fe30..7a42b08ef5 100644
--- a/src/gallium/drivers/softpipe/sp_quad_alpha_test.c
+++ b/src/gallium/drivers/softpipe/sp_quad_alpha_test.c
@@ -16,7 +16,8 @@ alpha_test_quad(struct quad_stage *qs, struct quad_header *quad)
struct softpipe_context *softpipe = qs->softpipe;
const float ref = softpipe->depth_stencil->alpha.ref;
unsigned passMask = 0x0, j;
- const float *aaaa = quad->outputs.color[3];
+ const uint cbuf = 0; /* only output[0].alpha is tested */
+ const float *aaaa = quad->outputs.color[cbuf][3];
switch (softpipe->depth_stencil->alpha.func) {
case PIPE_FUNC_NEVER:
@@ -25,7 +26,7 @@ alpha_test_quad(struct quad_stage *qs, struct quad_header *quad)
case PIPE_FUNC_LESS:
/*
* If mask were an array [4] we could do this SIMD-style:
- * passMask = (quad->outputs.color[3] <= vec4(ref));
+ * passMask = (quad->outputs.color[0][3] <= vec4(ref));
*/
for (j = 0; j < QUAD_SIZE; j++) {
if (aaaa[j] < ref) {
diff --git a/src/gallium/drivers/softpipe/sp_quad_blend.c b/src/gallium/drivers/softpipe/sp_quad_blend.c
index 0b79cfa1ed..8be8025f40 100644
--- a/src/gallium/drivers/softpipe/sp_quad_blend.c
+++ b/src/gallium/drivers/softpipe/sp_quad_blend.c
@@ -101,114 +101,119 @@ static void
logicop_quad(struct quad_stage *qs, struct quad_header *quad)
{
struct softpipe_context *softpipe = qs->softpipe;
- float dest[4][QUAD_SIZE];
- ubyte src[4][4], dst[4][4], res[4][4];
- uint *src4 = (uint *) src;
- uint *dst4 = (uint *) dst;
- uint *res4 = (uint *) res;
- struct softpipe_cached_tile *
- tile = sp_get_cached_tile(softpipe,
- softpipe->cbuf_cache[softpipe->current_cbuf],
- quad->x0, quad->y0);
- float (*quadColor)[4] = quad->outputs.color;
- uint i, j;
-
- /* get/swizzle dest colors */
- for (j = 0; j < QUAD_SIZE; j++) {
- int x = (quad->x0 & (TILE_SIZE-1)) + (j & 1);
- int y = (quad->y0 & (TILE_SIZE-1)) + (j >> 1);
- for (i = 0; i < 4; i++) {
- dest[i][j] = tile->data.color[y][x][i];
+ uint cbuf;
+
+ /* loop over colorbuffer outputs */
+ for (cbuf = 0; cbuf < softpipe->framebuffer.num_cbufs; cbuf++) {
+ float dest[4][QUAD_SIZE];
+ ubyte src[4][4], dst[4][4], res[4][4];
+ uint *src4 = (uint *) src;
+ uint *dst4 = (uint *) dst;
+ uint *res4 = (uint *) res;
+ struct softpipe_cached_tile *
+ tile = sp_get_cached_tile(softpipe,
+ softpipe->cbuf_cache[cbuf],
+ quad->x0, quad->y0);
+ float (*quadColor)[4] = quad->outputs.color[cbuf];
+ uint i, j;
+
+ /* get/swizzle dest colors */
+ for (j = 0; j < QUAD_SIZE; j++) {
+ int x = (quad->x0 & (TILE_SIZE-1)) + (j & 1);
+ int y = (quad->y0 & (TILE_SIZE-1)) + (j >> 1);
+ for (i = 0; i < 4; i++) {
+ dest[i][j] = tile->data.color[y][x][i];
+ }
}
- }
- /* convert to ubyte */
- for (j = 0; j < 4; j++) { /* loop over R,G,B,A channels */
- UNCLAMPED_FLOAT_TO_UBYTE(dst[j][0], dest[j][0]); /* P0 */
- UNCLAMPED_FLOAT_TO_UBYTE(dst[j][1], dest[j][1]); /* P1 */
- UNCLAMPED_FLOAT_TO_UBYTE(dst[j][2], dest[j][2]); /* P2 */
- UNCLAMPED_FLOAT_TO_UBYTE(dst[j][3], dest[j][3]); /* P3 */
-
- UNCLAMPED_FLOAT_TO_UBYTE(src[j][0], quadColor[j][0]); /* P0 */
- UNCLAMPED_FLOAT_TO_UBYTE(src[j][1], quadColor[j][1]); /* P1 */
- UNCLAMPED_FLOAT_TO_UBYTE(src[j][2], quadColor[j][2]); /* P2 */
- UNCLAMPED_FLOAT_TO_UBYTE(src[j][3], quadColor[j][3]); /* P3 */
- }
+ /* convert to ubyte */
+ for (j = 0; j < 4; j++) { /* loop over R,G,B,A channels */
+ UNCLAMPED_FLOAT_TO_UBYTE(dst[j][0], dest[j][0]); /* P0 */
+ UNCLAMPED_FLOAT_TO_UBYTE(dst[j][1], dest[j][1]); /* P1 */
+ UNCLAMPED_FLOAT_TO_UBYTE(dst[j][2], dest[j][2]); /* P2 */
+ UNCLAMPED_FLOAT_TO_UBYTE(dst[j][3], dest[j][3]); /* P3 */
+
+ UNCLAMPED_FLOAT_TO_UBYTE(src[j][0], quadColor[j][0]); /* P0 */
+ UNCLAMPED_FLOAT_TO_UBYTE(src[j][1], quadColor[j][1]); /* P1 */
+ UNCLAMPED_FLOAT_TO_UBYTE(src[j][2], quadColor[j][2]); /* P2 */
+ UNCLAMPED_FLOAT_TO_UBYTE(src[j][3], quadColor[j][3]); /* P3 */
+ }
- switch (softpipe->blend->logicop_func) {
- case PIPE_LOGICOP_CLEAR:
- for (j = 0; j < 4; j++)
- res4[j] = 0;
- break;
- case PIPE_LOGICOP_NOR:
- for (j = 0; j < 4; j++)
- res4[j] = ~(src4[j] | dst4[j]);
- break;
- case PIPE_LOGICOP_AND_INVERTED:
- for (j = 0; j < 4; j++)
- res4[j] = ~src4[j] & dst4[j];
- break;
- case PIPE_LOGICOP_COPY_INVERTED:
- for (j = 0; j < 4; j++)
- res4[j] = ~src4[j];
- break;
- case PIPE_LOGICOP_AND_REVERSE:
- for (j = 0; j < 4; j++)
- res4[j] = src4[j] & ~dst4[j];
- break;
- case PIPE_LOGICOP_INVERT:
- for (j = 0; j < 4; j++)
- res4[j] = ~dst4[j];
- break;
- case PIPE_LOGICOP_XOR:
- for (j = 0; j < 4; j++)
- res4[j] = dst4[j] ^ src4[j];
- break;
- case PIPE_LOGICOP_NAND:
- for (j = 0; j < 4; j++)
- res4[j] = ~(src4[j] & dst4[j]);
- break;
- case PIPE_LOGICOP_AND:
- for (j = 0; j < 4; j++)
- res4[j] = src4[j] & dst4[j];
- break;
- case PIPE_LOGICOP_EQUIV:
- for (j = 0; j < 4; j++)
- res4[j] = ~(src4[j] ^ dst4[j]);
- break;
- case PIPE_LOGICOP_NOOP:
- for (j = 0; j < 4; j++)
- res4[j] = dst4[j];
- break;
- case PIPE_LOGICOP_OR_INVERTED:
- for (j = 0; j < 4; j++)
- res4[j] = ~src4[j] | dst4[j];
- break;
- case PIPE_LOGICOP_COPY:
- for (j = 0; j < 4; j++)
- res4[j] = src4[j];
- break;
- case PIPE_LOGICOP_OR_REVERSE:
- for (j = 0; j < 4; j++)
- res4[j] = src4[j] | ~dst4[j];
- break;
- case PIPE_LOGICOP_OR:
- for (j = 0; j < 4; j++)
- res4[j] = src4[j] | dst4[j];
- break;
- case PIPE_LOGICOP_SET:
- for (j = 0; j < 4; j++)
- res4[j] = ~0;
- break;
- default:
- assert(0);
- }
+ switch (softpipe->blend->logicop_func) {
+ case PIPE_LOGICOP_CLEAR:
+ for (j = 0; j < 4; j++)
+ res4[j] = 0;
+ break;
+ case PIPE_LOGICOP_NOR:
+ for (j = 0; j < 4; j++)
+ res4[j] = ~(src4[j] | dst4[j]);
+ break;
+ case PIPE_LOGICOP_AND_INVERTED:
+ for (j = 0; j < 4; j++)
+ res4[j] = ~src4[j] & dst4[j];
+ break;
+ case PIPE_LOGICOP_COPY_INVERTED:
+ for (j = 0; j < 4; j++)
+ res4[j] = ~src4[j];
+ break;
+ case PIPE_LOGICOP_AND_REVERSE:
+ for (j = 0; j < 4; j++)
+ res4[j] = src4[j] & ~dst4[j];
+ break;
+ case PIPE_LOGICOP_INVERT:
+ for (j = 0; j < 4; j++)
+ res4[j] = ~dst4[j];
+ break;
+ case PIPE_LOGICOP_XOR:
+ for (j = 0; j < 4; j++)
+ res4[j] = dst4[j] ^ src4[j];
+ break;
+ case PIPE_LOGICOP_NAND:
+ for (j = 0; j < 4; j++)
+ res4[j] = ~(src4[j] & dst4[j]);
+ break;
+ case PIPE_LOGICOP_AND:
+ for (j = 0; j < 4; j++)
+ res4[j] = src4[j] & dst4[j];
+ break;
+ case PIPE_LOGICOP_EQUIV:
+ for (j = 0; j < 4; j++)
+ res4[j] = ~(src4[j] ^ dst4[j]);
+ break;
+ case PIPE_LOGICOP_NOOP:
+ for (j = 0; j < 4; j++)
+ res4[j] = dst4[j];
+ break;
+ case PIPE_LOGICOP_OR_INVERTED:
+ for (j = 0; j < 4; j++)
+ res4[j] = ~src4[j] | dst4[j];
+ break;
+ case PIPE_LOGICOP_COPY:
+ for (j = 0; j < 4; j++)
+ res4[j] = src4[j];
+ break;
+ case PIPE_LOGICOP_OR_REVERSE:
+ for (j = 0; j < 4; j++)
+ res4[j] = src4[j] | ~dst4[j];
+ break;
+ case PIPE_LOGICOP_OR:
+ for (j = 0; j < 4; j++)
+ res4[j] = src4[j] | dst4[j];
+ break;
+ case PIPE_LOGICOP_SET:
+ for (j = 0; j < 4; j++)
+ res4[j] = ~0;
+ break;
+ default:
+ assert(0);
+ }
- for (j = 0; j < 4; j++) {
- quadColor[j][0] = UBYTE_TO_FLOAT(res[j][0]);
- quadColor[j][1] = UBYTE_TO_FLOAT(res[j][1]);
- quadColor[j][2] = UBYTE_TO_FLOAT(res[j][2]);
- quadColor[j][3] = UBYTE_TO_FLOAT(res[j][3]);
+ for (j = 0; j < 4; j++) {
+ quadColor[j][0] = UBYTE_TO_FLOAT(res[j][0]);
+ quadColor[j][1] = UBYTE_TO_FLOAT(res[j][1]);
+ quadColor[j][2] = UBYTE_TO_FLOAT(res[j][2]);
+ quadColor[j][3] = UBYTE_TO_FLOAT(res[j][3]);
+ }
}
/* pass quad to next stage */
@@ -221,504 +226,511 @@ logicop_quad(struct quad_stage *qs, struct quad_header *quad)
static void
blend_quad(struct quad_stage *qs, struct quad_header *quad)
{
- struct softpipe_context *softpipe = qs->softpipe;
static const float zero[4] = { 0, 0, 0, 0 };
static const float one[4] = { 1, 1, 1, 1 };
- float source[4][QUAD_SIZE], dest[4][QUAD_SIZE];
- struct softpipe_cached_tile *tile
- = sp_get_cached_tile(softpipe,
- softpipe->cbuf_cache[softpipe->current_cbuf],
- quad->x0, quad->y0);
- float (*quadColor)[4] = quad->outputs.color;
- uint i, j;
-
- if (softpipe->blend->logicop_enable) {
- logicop_quad(qs, quad);
- return;
- }
- /* get/swizzle dest colors */
- for (j = 0; j < QUAD_SIZE; j++) {
- int x = (quad->x0 & (TILE_SIZE-1)) + (j & 1);
- int y = (quad->y0 & (TILE_SIZE-1)) + (j >> 1);
- for (i = 0; i < 4; i++) {
- dest[i][j] = tile->data.color[y][x][i];
+ struct softpipe_context *softpipe = qs->softpipe;
+ uint cbuf;
+
+ /* loop over colorbuffer outputs */
+ for (cbuf = 0; cbuf < softpipe->framebuffer.num_cbufs; cbuf++) {
+ float source[4][QUAD_SIZE], dest[4][QUAD_SIZE];
+ struct softpipe_cached_tile *tile
+ = sp_get_cached_tile(softpipe,
+ softpipe->cbuf_cache[cbuf],
+ quad->x0, quad->y0);
+ float (*quadColor)[4] = quad->outputs.color[cbuf];
+ uint i, j;
+
+ if (softpipe->blend->logicop_enable) {
+ logicop_quad(qs, quad);
+ return;
}
- }
- /*
- * Compute src/first term RGB
- */
- switch (softpipe->blend->rgb_src_factor) {
- case PIPE_BLENDFACTOR_ONE:
- VEC4_COPY(source[0], quadColor[0]); /* R */
- VEC4_COPY(source[1], quadColor[1]); /* G */
- VEC4_COPY(source[2], quadColor[2]); /* B */
- break;
- case PIPE_BLENDFACTOR_SRC_COLOR:
- VEC4_MUL(source[0], quadColor[0], quadColor[0]); /* R */
- VEC4_MUL(source[1], quadColor[1], quadColor[1]); /* G */
- VEC4_MUL(source[2], quadColor[2], quadColor[2]); /* B */
- break;
- case PIPE_BLENDFACTOR_SRC_ALPHA:
- {
- const float *alpha = quadColor[3];
- VEC4_MUL(source[0], quadColor[0], alpha); /* R */
- VEC4_MUL(source[1], quadColor[1], alpha); /* G */
- VEC4_MUL(source[2], quadColor[2], alpha); /* B */
- }
- break;
- case PIPE_BLENDFACTOR_DST_COLOR:
- VEC4_MUL(source[0], quadColor[0], dest[0]); /* R */
- VEC4_MUL(source[1], quadColor[1], dest[1]); /* G */
- VEC4_MUL(source[2], quadColor[2], dest[2]); /* B */
- break;
- case PIPE_BLENDFACTOR_DST_ALPHA:
- {
- const float *alpha = dest[3];
- VEC4_MUL(source[0], quadColor[0], alpha); /* R */
- VEC4_MUL(source[1], quadColor[1], alpha); /* G */
- VEC4_MUL(source[2], quadColor[2], alpha); /* B */
- }
- break;
- case PIPE_BLENDFACTOR_SRC_ALPHA_SATURATE:
- {
- const float *alpha = quadColor[3];
- float diff[4];
- VEC4_SUB(diff, one, dest[3]);
- VEC4_MIN(source[0], alpha, diff); /* R */
- VEC4_MIN(source[1], alpha, diff); /* G */
- VEC4_MIN(source[2], alpha, diff); /* B */
- }
- break;
- case PIPE_BLENDFACTOR_CONST_COLOR:
- {
- float comp[4];
- VEC4_SCALAR(comp, softpipe->blend_color.color[0]); /* R */
- VEC4_MUL(source[0], quadColor[0], comp); /* R */
- VEC4_SCALAR(comp, softpipe->blend_color.color[1]); /* G */
- VEC4_MUL(source[1], quadColor[1], comp); /* G */
- VEC4_SCALAR(comp, softpipe->blend_color.color[2]); /* B */
- VEC4_MUL(source[2], quadColor[2], comp); /* B */
- }
- break;
- case PIPE_BLENDFACTOR_CONST_ALPHA:
- {
- float alpha[4];
- VEC4_SCALAR(alpha, softpipe->blend_color.color[3]);
- VEC4_MUL(source[0], quadColor[0], alpha); /* R */
- VEC4_MUL(source[1], quadColor[1], alpha); /* G */
- VEC4_MUL(source[2], quadColor[2], alpha); /* B */
- }
- break;
- case PIPE_BLENDFACTOR_SRC1_COLOR:
- assert(0); /* to do */
- break;
- case PIPE_BLENDFACTOR_SRC1_ALPHA:
- assert(0); /* to do */
- break;
- case PIPE_BLENDFACTOR_ZERO:
- VEC4_COPY(source[0], zero); /* R */
- VEC4_COPY(source[1], zero); /* G */
- VEC4_COPY(source[2], zero); /* B */
- break;
- case PIPE_BLENDFACTOR_INV_SRC_COLOR:
- {
- float inv_comp[4];
- VEC4_SUB(inv_comp, one, quadColor[0]); /* R */
- VEC4_MUL(source[0], quadColor[0], inv_comp); /* R */
- VEC4_SUB(inv_comp, one, quadColor[1]); /* G */
- VEC4_MUL(source[1], quadColor[1], inv_comp); /* G */
- VEC4_SUB(inv_comp, one, quadColor[2]); /* B */
- VEC4_MUL(source[2], quadColor[2], inv_comp); /* B */
- }
- break;
- case PIPE_BLENDFACTOR_INV_SRC_ALPHA:
- {
- float inv_alpha[4];
- VEC4_SUB(inv_alpha, one, quadColor[3]);
- VEC4_MUL(source[0], quadColor[0], inv_alpha); /* R */
- VEC4_MUL(source[1], quadColor[1], inv_alpha); /* G */
- VEC4_MUL(source[2], quadColor[2], inv_alpha); /* B */
- }
- break;
- case PIPE_BLENDFACTOR_INV_DST_ALPHA:
- {
- float inv_alpha[4];
- VEC4_SUB(inv_alpha, one, dest[3]);
- VEC4_MUL(source[0], quadColor[0], inv_alpha); /* R */
- VEC4_MUL(source[1], quadColor[1], inv_alpha); /* G */
- VEC4_MUL(source[2], quadColor[2], inv_alpha); /* B */
- }
- break;
- case PIPE_BLENDFACTOR_INV_DST_COLOR:
- {
- float inv_comp[4];
- VEC4_SUB(inv_comp, one, dest[0]); /* R */
- VEC4_MUL(source[0], quadColor[0], inv_comp); /* R */
- VEC4_SUB(inv_comp, one, dest[1]); /* G */
- VEC4_MUL(source[1], quadColor[1], inv_comp); /* G */
- VEC4_SUB(inv_comp, one, dest[2]); /* B */
- VEC4_MUL(source[2], quadColor[2], inv_comp); /* B */
- }
- break;
- case PIPE_BLENDFACTOR_INV_CONST_COLOR:
- {
- float inv_comp[4];
- /* R */
- VEC4_SCALAR(inv_comp, 1.0f - softpipe->blend_color.color[0]);
- VEC4_MUL(source[0], quadColor[0], inv_comp);
- /* G */
- VEC4_SCALAR(inv_comp, 1.0f - softpipe->blend_color.color[1]);
- VEC4_MUL(source[1], quadColor[1], inv_comp);
- /* B */
- VEC4_SCALAR(inv_comp, 1.0f - softpipe->blend_color.color[2]);
- VEC4_MUL(source[2], quadColor[2], inv_comp);
- }
- break;
- case PIPE_BLENDFACTOR_INV_CONST_ALPHA:
- {
- float inv_alpha[4];
- VEC4_SCALAR(inv_alpha, 1.0f - softpipe->blend_color.color[3]);
- VEC4_MUL(source[0], quadColor[0], inv_alpha); /* R */
- VEC4_MUL(source[1], quadColor[1], inv_alpha); /* G */
- VEC4_MUL(source[2], quadColor[2], inv_alpha); /* B */
- }
- break;
- case PIPE_BLENDFACTOR_INV_SRC1_COLOR:
- assert(0); /* to do */
- break;
- case PIPE_BLENDFACTOR_INV_SRC1_ALPHA:
- assert(0); /* to do */
- break;
- default:
- assert(0);
- }
-
- /*
- * Compute src/first term A
- */
- switch (softpipe->blend->alpha_src_factor) {
- case PIPE_BLENDFACTOR_ONE:
- VEC4_COPY(source[3], quadColor[3]); /* A */
- break;
- case PIPE_BLENDFACTOR_SRC_COLOR:
- /* fall-through */
- case PIPE_BLENDFACTOR_SRC_ALPHA:
- {
- const float *alpha = quadColor[3];
- VEC4_MUL(source[3], quadColor[3], alpha); /* A */
- }
- break;
- case PIPE_BLENDFACTOR_DST_COLOR:
- /* fall-through */
- case PIPE_BLENDFACTOR_DST_ALPHA:
- VEC4_MUL(source[3], quadColor[3], dest[3]); /* A */
- break;
- case PIPE_BLENDFACTOR_SRC_ALPHA_SATURATE:
- {
- const float *alpha = quadColor[3];
- float diff[4];
- VEC4_SUB(diff, one, dest[3]);
- VEC4_MIN(source[3], alpha, diff); /* A */
- }
- break;
- case PIPE_BLENDFACTOR_CONST_COLOR:
- /* fall-through */
- case PIPE_BLENDFACTOR_CONST_ALPHA:
- {
- float comp[4];
- VEC4_SCALAR(comp, softpipe->blend_color.color[3]); /* A */
- VEC4_MUL(source[3], quadColor[3], comp); /* A */
+ /* get/swizzle dest colors */
+ for (j = 0; j < QUAD_SIZE; j++) {
+ int x = (quad->x0 & (TILE_SIZE-1)) + (j & 1);
+ int y = (quad->y0 & (TILE_SIZE-1)) + (j >> 1);
+ for (i = 0; i < 4; i++) {
+ dest[i][j] = tile->data.color[y][x][i];
+ }
}
- break;
- case PIPE_BLENDFACTOR_ZERO:
- VEC4_COPY(source[3], zero); /* A */
- break;
- case PIPE_BLENDFACTOR_INV_SRC_COLOR:
- /* fall-through */
- case PIPE_BLENDFACTOR_INV_SRC_ALPHA:
- {
- float inv_alpha[4];
- VEC4_SUB(inv_alpha, one, quadColor[3]);
- VEC4_MUL(source[3], quadColor[3], inv_alpha); /* A */
- }
- break;
- case PIPE_BLENDFACTOR_INV_DST_COLOR:
- /* fall-through */
- case PIPE_BLENDFACTOR_INV_DST_ALPHA:
- {
- float inv_alpha[4];
- VEC4_SUB(inv_alpha, one, dest[3]);
- VEC4_MUL(source[3], quadColor[3], inv_alpha); /* A */
- }
- break;
- case PIPE_BLENDFACTOR_INV_CONST_COLOR:
- /* fall-through */
- case PIPE_BLENDFACTOR_INV_CONST_ALPHA:
- {
- float inv_comp[4];
- /* A */
- VEC4_SCALAR(inv_comp, 1.0f - softpipe->blend_color.color[3]);
- VEC4_MUL(source[3], quadColor[3], inv_comp);
- }
- break;
- default:
- assert(0);
- }
-
-
- /*
- * Compute dest/second term RGB
- */
- switch (softpipe->blend->rgb_dst_factor) {
- case PIPE_BLENDFACTOR_ONE:
- /* dest = dest * 1 NO-OP, leave dest as-is */
- break;
- case PIPE_BLENDFACTOR_SRC_COLOR:
- VEC4_MUL(dest[0], dest[0], quadColor[0]); /* R */
- VEC4_MUL(dest[1], dest[1], quadColor[1]); /* G */
- VEC4_MUL(dest[2], dest[2], quadColor[2]); /* B */
- break;
- case PIPE_BLENDFACTOR_SRC_ALPHA:
- VEC4_MUL(dest[0], dest[0], quadColor[3]); /* R * A */
- VEC4_MUL(dest[1], dest[1], quadColor[3]); /* G * A */
- VEC4_MUL(dest[2], dest[2], quadColor[3]); /* B * A */
- break;
- case PIPE_BLENDFACTOR_DST_ALPHA:
- VEC4_MUL(dest[0], dest[0], dest[3]); /* R * A */
- VEC4_MUL(dest[1], dest[1], dest[3]); /* G * A */
- VEC4_MUL(dest[2], dest[2], dest[3]); /* B * A */
- break;
- case PIPE_BLENDFACTOR_DST_COLOR:
- VEC4_MUL(dest[0], dest[0], dest[0]); /* R */
- VEC4_MUL(dest[1], dest[1], dest[1]); /* G */
- VEC4_MUL(dest[2], dest[2], dest[2]); /* B */
- break;
- case PIPE_BLENDFACTOR_SRC_ALPHA_SATURATE:
- assert(0); /* illegal */
- break;
- case PIPE_BLENDFACTOR_CONST_COLOR:
- {
- float comp[4];
- VEC4_SCALAR(comp, softpipe->blend_color.color[0]); /* R */
- VEC4_MUL(dest[0], dest[0], comp); /* R */
- VEC4_SCALAR(comp, softpipe->blend_color.color[1]); /* G */
- VEC4_MUL(dest[1], dest[1], comp); /* G */
- VEC4_SCALAR(comp, softpipe->blend_color.color[2]); /* B */
- VEC4_MUL(dest[2], dest[2], comp); /* B */
- }
- break;
- case PIPE_BLENDFACTOR_CONST_ALPHA:
- {
- float comp[4];
- VEC4_SCALAR(comp, softpipe->blend_color.color[3]); /* A */
- VEC4_MUL(dest[0], dest[0], comp); /* R */
- VEC4_MUL(dest[1], dest[1], comp); /* G */
- VEC4_MUL(dest[2], dest[2], comp); /* B */
- }
- break;
- case PIPE_BLENDFACTOR_ZERO:
- VEC4_COPY(dest[0], zero); /* R */
- VEC4_COPY(dest[1], zero); /* G */
- VEC4_COPY(dest[2], zero); /* B */
- break;
- case PIPE_BLENDFACTOR_SRC1_COLOR:
- case PIPE_BLENDFACTOR_SRC1_ALPHA:
- /* XXX what are these? */
- assert(0);
- break;
- case PIPE_BLENDFACTOR_INV_SRC_COLOR:
- {
- float inv_comp[4];
- VEC4_SUB(inv_comp, one, quadColor[0]); /* R */
- VEC4_MUL(dest[0], inv_comp, dest[0]); /* R */
- VEC4_SUB(inv_comp, one, quadColor[1]); /* G */
- VEC4_MUL(dest[1], inv_comp, dest[1]); /* G */
- VEC4_SUB(inv_comp, one, quadColor[2]); /* B */
- VEC4_MUL(dest[2], inv_comp, dest[2]); /* B */
- }
- break;
- case PIPE_BLENDFACTOR_INV_SRC_ALPHA:
- {
- float one_minus_alpha[QUAD_SIZE];
- VEC4_SUB(one_minus_alpha, one, quadColor[3]);
- VEC4_MUL(dest[0], dest[0], one_minus_alpha); /* R */
- VEC4_MUL(dest[1], dest[1], one_minus_alpha); /* G */
- VEC4_MUL(dest[2], dest[2], one_minus_alpha); /* B */
- }
- break;
- case PIPE_BLENDFACTOR_INV_DST_ALPHA:
- {
- float inv_comp[4];
- VEC4_SUB(inv_comp, one, quadColor[3]); /* A */
- VEC4_MUL(dest[0], inv_comp, dest[0]); /* R */
- VEC4_MUL(dest[1], inv_comp, dest[1]); /* G */
- VEC4_MUL(dest[2], inv_comp, dest[2]); /* B */
- }
- break;
- case PIPE_BLENDFACTOR_INV_DST_COLOR:
- {
- float inv_comp[4];
- VEC4_SUB(inv_comp, one, dest[0]); /* R */
- VEC4_MUL(dest[0], dest[0], inv_comp); /* R */
- VEC4_SUB(inv_comp, one, dest[1]); /* G */
- VEC4_MUL(dest[1], dest[1], inv_comp); /* G */
- VEC4_SUB(inv_comp, one, dest[2]); /* B */
- VEC4_MUL(dest[2], dest[2], inv_comp); /* B */
- }
- break;
- case PIPE_BLENDFACTOR_INV_CONST_COLOR:
- {
- float inv_comp[4];
- /* R */
- VEC4_SCALAR(inv_comp, 1.0f - softpipe->blend_color.color[0]);
- VEC4_MUL(dest[0], dest[0], inv_comp);
- /* G */
- VEC4_SCALAR(inv_comp, 1.0f - softpipe->blend_color.color[1]);
- VEC4_MUL(dest[1], dest[1], inv_comp);
- /* B */
- VEC4_SCALAR(inv_comp, 1.0f - softpipe->blend_color.color[2]);
- VEC4_MUL(dest[2], dest[2], inv_comp);
+
+ /*
+ * Compute src/first term RGB
+ */
+ switch (softpipe->blend->rgb_src_factor) {
+ case PIPE_BLENDFACTOR_ONE:
+ VEC4_COPY(source[0], quadColor[0]); /* R */
+ VEC4_COPY(source[1], quadColor[1]); /* G */
+ VEC4_COPY(source[2], quadColor[2]); /* B */
+ break;
+ case PIPE_BLENDFACTOR_SRC_COLOR:
+ VEC4_MUL(source[0], quadColor[0], quadColor[0]); /* R */
+ VEC4_MUL(source[1], quadColor[1], quadColor[1]); /* G */
+ VEC4_MUL(source[2], quadColor[2], quadColor[2]); /* B */
+ break;
+ case PIPE_BLENDFACTOR_SRC_ALPHA:
+ {
+ const float *alpha = quadColor[3];
+ VEC4_MUL(source[0], quadColor[0], alpha); /* R */
+ VEC4_MUL(source[1], quadColor[1], alpha); /* G */
+ VEC4_MUL(source[2], quadColor[2], alpha); /* B */
+ }
+ break;
+ case PIPE_BLENDFACTOR_DST_COLOR:
+ VEC4_MUL(source[0], quadColor[0], dest[0]); /* R */
+ VEC4_MUL(source[1], quadColor[1], dest[1]); /* G */
+ VEC4_MUL(source[2], quadColor[2], dest[2]); /* B */
+ break;
+ case PIPE_BLENDFACTOR_DST_ALPHA:
+ {
+ const float *alpha = dest[3];
+ VEC4_MUL(source[0], quadColor[0], alpha); /* R */
+ VEC4_MUL(source[1], quadColor[1], alpha); /* G */
+ VEC4_MUL(source[2], quadColor[2], alpha); /* B */
+ }
+ break;
+ case PIPE_BLENDFACTOR_SRC_ALPHA_SATURATE:
+ {
+ const float *alpha = quadColor[3];
+ float diff[4];
+ VEC4_SUB(diff, one, dest[3]);
+ VEC4_MIN(source[0], alpha, diff); /* R */
+ VEC4_MIN(source[1], alpha, diff); /* G */
+ VEC4_MIN(source[2], alpha, diff); /* B */
+ }
+ break;
+ case PIPE_BLENDFACTOR_CONST_COLOR:
+ {
+ float comp[4];
+ VEC4_SCALAR(comp, softpipe->blend_color.color[0]); /* R */
+ VEC4_MUL(source[0], quadColor[0], comp); /* R */
+ VEC4_SCALAR(comp, softpipe->blend_color.color[1]); /* G */
+ VEC4_MUL(source[1], quadColor[1], comp); /* G */
+ VEC4_SCALAR(comp, softpipe->blend_color.color[2]); /* B */
+ VEC4_MUL(source[2], quadColor[2], comp); /* B */
+ }
+ break;
+ case PIPE_BLENDFACTOR_CONST_ALPHA:
+ {
+ float alpha[4];
+ VEC4_SCALAR(alpha, softpipe->blend_color.color[3]);
+ VEC4_MUL(source[0], quadColor[0], alpha); /* R */
+ VEC4_MUL(source[1], quadColor[1], alpha); /* G */
+ VEC4_MUL(source[2], quadColor[2], alpha); /* B */
+ }
+ break;
+ case PIPE_BLENDFACTOR_SRC1_COLOR:
+ assert(0); /* to do */
+ break;
+ case PIPE_BLENDFACTOR_SRC1_ALPHA:
+ assert(0); /* to do */
+ break;
+ case PIPE_BLENDFACTOR_ZERO:
+ VEC4_COPY(source[0], zero); /* R */
+ VEC4_COPY(source[1], zero); /* G */
+ VEC4_COPY(source[2], zero); /* B */
+ break;
+ case PIPE_BLENDFACTOR_INV_SRC_COLOR:
+ {
+ float inv_comp[4];
+ VEC4_SUB(inv_comp, one, quadColor[0]); /* R */
+ VEC4_MUL(source[0], quadColor[0], inv_comp); /* R */
+ VEC4_SUB(inv_comp, one, quadColor[1]); /* G */
+ VEC4_MUL(source[1], quadColor[1], inv_comp); /* G */
+ VEC4_SUB(inv_comp, one, quadColor[2]); /* B */
+ VEC4_MUL(source[2], quadColor[2], inv_comp); /* B */
+ }
+ break;
+ case PIPE_BLENDFACTOR_INV_SRC_ALPHA:
+ {
+ float inv_alpha[4];
+ VEC4_SUB(inv_alpha, one, quadColor[3]);
+ VEC4_MUL(source[0], quadColor[0], inv_alpha); /* R */
+ VEC4_MUL(source[1], quadColor[1], inv_alpha); /* G */
+ VEC4_MUL(source[2], quadColor[2], inv_alpha); /* B */
+ }
+ break;
+ case PIPE_BLENDFACTOR_INV_DST_ALPHA:
+ {
+ float inv_alpha[4];
+ VEC4_SUB(inv_alpha, one, dest[3]);
+ VEC4_MUL(source[0], quadColor[0], inv_alpha); /* R */
+ VEC4_MUL(source[1], quadColor[1], inv_alpha); /* G */
+ VEC4_MUL(source[2], quadColor[2], inv_alpha); /* B */
+ }
+ break;
+ case PIPE_BLENDFACTOR_INV_DST_COLOR:
+ {
+ float inv_comp[4];
+ VEC4_SUB(inv_comp, one, dest[0]); /* R */
+ VEC4_MUL(source[0], quadColor[0], inv_comp); /* R */
+ VEC4_SUB(inv_comp, one, dest[1]); /* G */
+ VEC4_MUL(source[1], quadColor[1], inv_comp); /* G */
+ VEC4_SUB(inv_comp, one, dest[2]); /* B */
+ VEC4_MUL(source[2], quadColor[2], inv_comp); /* B */
+ }
+ break;
+ case PIPE_BLENDFACTOR_INV_CONST_COLOR:
+ {
+ float inv_comp[4];
+ /* R */
+ VEC4_SCALAR(inv_comp, 1.0f - softpipe->blend_color.color[0]);
+ VEC4_MUL(source[0], quadColor[0], inv_comp);
+ /* G */
+ VEC4_SCALAR(inv_comp, 1.0f - softpipe->blend_color.color[1]);
+ VEC4_MUL(source[1], quadColor[1], inv_comp);
+ /* B */
+ VEC4_SCALAR(inv_comp, 1.0f - softpipe->blend_color.color[2]);
+ VEC4_MUL(source[2], quadColor[2], inv_comp);
+ }
+ break;
+ case PIPE_BLENDFACTOR_INV_CONST_ALPHA:
+ {
+ float inv_alpha[4];
+ VEC4_SCALAR(inv_alpha, 1.0f - softpipe->blend_color.color[3]);
+ VEC4_MUL(source[0], quadColor[0], inv_alpha); /* R */
+ VEC4_MUL(source[1], quadColor[1], inv_alpha); /* G */
+ VEC4_MUL(source[2], quadColor[2], inv_alpha); /* B */
+ }
+ break;
+ case PIPE_BLENDFACTOR_INV_SRC1_COLOR:
+ assert(0); /* to do */
+ break;
+ case PIPE_BLENDFACTOR_INV_SRC1_ALPHA:
+ assert(0); /* to do */
+ break;
+ default:
+ assert(0);
}
- break;
- case PIPE_BLENDFACTOR_INV_CONST_ALPHA:
- {
- float inv_comp[4];
- VEC4_SCALAR(inv_comp, 1.0f - softpipe->blend_color.color[3]);
- VEC4_MUL(dest[0], dest[0], inv_comp);
- VEC4_MUL(dest[1], dest[1], inv_comp);
- VEC4_MUL(dest[2], dest[2], inv_comp);
+
+ /*
+ * Compute src/first term A
+ */
+ switch (softpipe->blend->alpha_src_factor) {
+ case PIPE_BLENDFACTOR_ONE:
+ VEC4_COPY(source[3], quadColor[3]); /* A */
+ break;
+ case PIPE_BLENDFACTOR_SRC_COLOR:
+ /* fall-through */
+ case PIPE_BLENDFACTOR_SRC_ALPHA:
+ {
+ const float *alpha = quadColor[3];
+ VEC4_MUL(source[3], quadColor[3], alpha); /* A */
+ }
+ break;
+ case PIPE_BLENDFACTOR_DST_COLOR:
+ /* fall-through */
+ case PIPE_BLENDFACTOR_DST_ALPHA:
+ VEC4_MUL(source[3], quadColor[3], dest[3]); /* A */
+ break;
+ case PIPE_BLENDFACTOR_SRC_ALPHA_SATURATE:
+ {
+ const float *alpha = quadColor[3];
+ float diff[4];
+ VEC4_SUB(diff, one, dest[3]);
+ VEC4_MIN(source[3], alpha, diff); /* A */
+ }
+ break;
+ case PIPE_BLENDFACTOR_CONST_COLOR:
+ /* fall-through */
+ case PIPE_BLENDFACTOR_CONST_ALPHA:
+ {
+ float comp[4];
+ VEC4_SCALAR(comp, softpipe->blend_color.color[3]); /* A */
+ VEC4_MUL(source[3], quadColor[3], comp); /* A */
+ }
+ break;
+ case PIPE_BLENDFACTOR_ZERO:
+ VEC4_COPY(source[3], zero); /* A */
+ break;
+ case PIPE_BLENDFACTOR_INV_SRC_COLOR:
+ /* fall-through */
+ case PIPE_BLENDFACTOR_INV_SRC_ALPHA:
+ {
+ float inv_alpha[4];
+ VEC4_SUB(inv_alpha, one, quadColor[3]);
+ VEC4_MUL(source[3], quadColor[3], inv_alpha); /* A */
+ }
+ break;
+ case PIPE_BLENDFACTOR_INV_DST_COLOR:
+ /* fall-through */
+ case PIPE_BLENDFACTOR_INV_DST_ALPHA:
+ {
+ float inv_alpha[4];
+ VEC4_SUB(inv_alpha, one, dest[3]);
+ VEC4_MUL(source[3], quadColor[3], inv_alpha); /* A */
+ }
+ break;
+ case PIPE_BLENDFACTOR_INV_CONST_COLOR:
+ /* fall-through */
+ case PIPE_BLENDFACTOR_INV_CONST_ALPHA:
+ {
+ float inv_comp[4];
+ /* A */
+ VEC4_SCALAR(inv_comp, 1.0f - softpipe->blend_color.color[3]);
+ VEC4_MUL(source[3], quadColor[3], inv_comp);
+ }
+ break;
+ default:
+ assert(0);
}
- break;
- case PIPE_BLENDFACTOR_INV_SRC1_COLOR:
- case PIPE_BLENDFACTOR_INV_SRC1_ALPHA:
- /* XXX what are these? */
- assert(0);
- break;
- default:
- assert(0);
- }
-
- /*
- * Compute dest/second term A
- */
- switch (softpipe->blend->alpha_dst_factor) {
- case PIPE_BLENDFACTOR_ONE:
- /* dest = dest * 1 NO-OP, leave dest as-is */
- break;
- case PIPE_BLENDFACTOR_SRC_COLOR:
- /* fall-through */
- case PIPE_BLENDFACTOR_SRC_ALPHA:
- VEC4_MUL(dest[3], dest[3], quadColor[3]); /* A * A */
- break;
- case PIPE_BLENDFACTOR_DST_COLOR:
- /* fall-through */
- case PIPE_BLENDFACTOR_DST_ALPHA:
- VEC4_MUL(dest[3], dest[3], dest[3]); /* A */
- break;
- case PIPE_BLENDFACTOR_SRC_ALPHA_SATURATE:
- assert(0); /* illegal */
- break;
- case PIPE_BLENDFACTOR_CONST_COLOR:
- /* fall-through */
- case PIPE_BLENDFACTOR_CONST_ALPHA:
- {
- float comp[4];
- VEC4_SCALAR(comp, softpipe->blend_color.color[3]); /* A */
- VEC4_MUL(dest[3], dest[3], comp); /* A */
+
+
+ /*
+ * Compute dest/second term RGB
+ */
+ switch (softpipe->blend->rgb_dst_factor) {
+ case PIPE_BLENDFACTOR_ONE:
+ /* dest = dest * 1 NO-OP, leave dest as-is */
+ break;
+ case PIPE_BLENDFACTOR_SRC_COLOR:
+ VEC4_MUL(dest[0], dest[0], quadColor[0]); /* R */
+ VEC4_MUL(dest[1], dest[1], quadColor[1]); /* G */
+ VEC4_MUL(dest[2], dest[2], quadColor[2]); /* B */
+ break;
+ case PIPE_BLENDFACTOR_SRC_ALPHA:
+ VEC4_MUL(dest[0], dest[0], quadColor[3]); /* R * A */
+ VEC4_MUL(dest[1], dest[1], quadColor[3]); /* G * A */
+ VEC4_MUL(dest[2], dest[2], quadColor[3]); /* B * A */
+ break;
+ case PIPE_BLENDFACTOR_DST_ALPHA:
+ VEC4_MUL(dest[0], dest[0], dest[3]); /* R * A */
+ VEC4_MUL(dest[1], dest[1], dest[3]); /* G * A */
+ VEC4_MUL(dest[2], dest[2], dest[3]); /* B * A */
+ break;
+ case PIPE_BLENDFACTOR_DST_COLOR:
+ VEC4_MUL(dest[0], dest[0], dest[0]); /* R */
+ VEC4_MUL(dest[1], dest[1], dest[1]); /* G */
+ VEC4_MUL(dest[2], dest[2], dest[2]); /* B */
+ break;
+ case PIPE_BLENDFACTOR_SRC_ALPHA_SATURATE:
+ assert(0); /* illegal */
+ break;
+ case PIPE_BLENDFACTOR_CONST_COLOR:
+ {
+ float comp[4];
+ VEC4_SCALAR(comp, softpipe->blend_color.color[0]); /* R */
+ VEC4_MUL(dest[0], dest[0], comp); /* R */
+ VEC4_SCALAR(comp, softpipe->blend_color.color[1]); /* G */
+ VEC4_MUL(dest[1], dest[1], comp); /* G */
+ VEC4_SCALAR(comp, softpipe->blend_color.color[2]); /* B */
+ VEC4_MUL(dest[2], dest[2], comp); /* B */
+ }
+ break;
+ case PIPE_BLENDFACTOR_CONST_ALPHA:
+ {
+ float comp[4];
+ VEC4_SCALAR(comp, softpipe->blend_color.color[3]); /* A */
+ VEC4_MUL(dest[0], dest[0], comp); /* R */
+ VEC4_MUL(dest[1], dest[1], comp); /* G */
+ VEC4_MUL(dest[2], dest[2], comp); /* B */
+ }
+ break;
+ case PIPE_BLENDFACTOR_ZERO:
+ VEC4_COPY(dest[0], zero); /* R */
+ VEC4_COPY(dest[1], zero); /* G */
+ VEC4_COPY(dest[2], zero); /* B */
+ break;
+ case PIPE_BLENDFACTOR_SRC1_COLOR:
+ case PIPE_BLENDFACTOR_SRC1_ALPHA:
+ /* XXX what are these? */
+ assert(0);
+ break;
+ case PIPE_BLENDFACTOR_INV_SRC_COLOR:
+ {
+ float inv_comp[4];
+ VEC4_SUB(inv_comp, one, quadColor[0]); /* R */
+ VEC4_MUL(dest[0], inv_comp, dest[0]); /* R */
+ VEC4_SUB(inv_comp, one, quadColor[1]); /* G */
+ VEC4_MUL(dest[1], inv_comp, dest[1]); /* G */
+ VEC4_SUB(inv_comp, one, quadColor[2]); /* B */
+ VEC4_MUL(dest[2], inv_comp, dest[2]); /* B */
+ }
+ break;
+ case PIPE_BLENDFACTOR_INV_SRC_ALPHA:
+ {
+ float one_minus_alpha[QUAD_SIZE];
+ VEC4_SUB(one_minus_alpha, one, quadColor[3]);
+ VEC4_MUL(dest[0], dest[0], one_minus_alpha); /* R */
+ VEC4_MUL(dest[1], dest[1], one_minus_alpha); /* G */
+ VEC4_MUL(dest[2], dest[2], one_minus_alpha); /* B */
+ }
+ break;
+ case PIPE_BLENDFACTOR_INV_DST_ALPHA:
+ {
+ float inv_comp[4];
+ VEC4_SUB(inv_comp, one, quadColor[3]); /* A */
+ VEC4_MUL(dest[0], inv_comp, dest[0]); /* R */
+ VEC4_MUL(dest[1], inv_comp, dest[1]); /* G */
+ VEC4_MUL(dest[2], inv_comp, dest[2]); /* B */
+ }
+ break;
+ case PIPE_BLENDFACTOR_INV_DST_COLOR:
+ {
+ float inv_comp[4];
+ VEC4_SUB(inv_comp, one, dest[0]); /* R */
+ VEC4_MUL(dest[0], dest[0], inv_comp); /* R */
+ VEC4_SUB(inv_comp, one, dest[1]); /* G */
+ VEC4_MUL(dest[1], dest[1], inv_comp); /* G */
+ VEC4_SUB(inv_comp, one, dest[2]); /* B */
+ VEC4_MUL(dest[2], dest[2], inv_comp); /* B */
+ }
+ break;
+ case PIPE_BLENDFACTOR_INV_CONST_COLOR:
+ {
+ float inv_comp[4];
+ /* R */
+ VEC4_SCALAR(inv_comp, 1.0f - softpipe->blend_color.color[0]);
+ VEC4_MUL(dest[0], dest[0], inv_comp);
+ /* G */
+ VEC4_SCALAR(inv_comp, 1.0f - softpipe->blend_color.color[1]);
+ VEC4_MUL(dest[1], dest[1], inv_comp);
+ /* B */
+ VEC4_SCALAR(inv_comp, 1.0f - softpipe->blend_color.color[2]);
+ VEC4_MUL(dest[2], dest[2], inv_comp);
+ }
+ break;
+ case PIPE_BLENDFACTOR_INV_CONST_ALPHA:
+ {
+ float inv_comp[4];
+ VEC4_SCALAR(inv_comp, 1.0f - softpipe->blend_color.color[3]);
+ VEC4_MUL(dest[0], dest[0], inv_comp);
+ VEC4_MUL(dest[1], dest[1], inv_comp);
+ VEC4_MUL(dest[2], dest[2], inv_comp);
+ }
+ break;
+ case PIPE_BLENDFACTOR_INV_SRC1_COLOR:
+ case PIPE_BLENDFACTOR_INV_SRC1_ALPHA:
+ /* XXX what are these? */
+ assert(0);
+ break;
+ default:
+ assert(0);
}
- break;
- case PIPE_BLENDFACTOR_ZERO:
- VEC4_COPY(dest[3], zero); /* A */
- break;
- case PIPE_BLENDFACTOR_INV_SRC_COLOR:
- /* fall-through */
- case PIPE_BLENDFACTOR_INV_SRC_ALPHA:
- {
- float one_minus_alpha[QUAD_SIZE];
- VEC4_SUB(one_minus_alpha, one, quadColor[3]);
- VEC4_MUL(dest[3], dest[3], one_minus_alpha); /* A */
+
+ /*
+ * Compute dest/second term A
+ */
+ switch (softpipe->blend->alpha_dst_factor) {
+ case PIPE_BLENDFACTOR_ONE:
+ /* dest = dest * 1 NO-OP, leave dest as-is */
+ break;
+ case PIPE_BLENDFACTOR_SRC_COLOR:
+ /* fall-through */
+ case PIPE_BLENDFACTOR_SRC_ALPHA:
+ VEC4_MUL(dest[3], dest[3], quadColor[3]); /* A * A */
+ break;
+ case PIPE_BLENDFACTOR_DST_COLOR:
+ /* fall-through */
+ case PIPE_BLENDFACTOR_DST_ALPHA:
+ VEC4_MUL(dest[3], dest[3], dest[3]); /* A */
+ break;
+ case PIPE_BLENDFACTOR_SRC_ALPHA_SATURATE:
+ assert(0); /* illegal */
+ break;
+ case PIPE_BLENDFACTOR_CONST_COLOR:
+ /* fall-through */
+ case PIPE_BLENDFACTOR_CONST_ALPHA:
+ {
+ float comp[4];
+ VEC4_SCALAR(comp, softpipe->blend_color.color[3]); /* A */
+ VEC4_MUL(dest[3], dest[3], comp); /* A */
+ }
+ break;
+ case PIPE_BLENDFACTOR_ZERO:
+ VEC4_COPY(dest[3], zero); /* A */
+ break;
+ case PIPE_BLENDFACTOR_INV_SRC_COLOR:
+ /* fall-through */
+ case PIPE_BLENDFACTOR_INV_SRC_ALPHA:
+ {
+ float one_minus_alpha[QUAD_SIZE];
+ VEC4_SUB(one_minus_alpha, one, quadColor[3]);
+ VEC4_MUL(dest[3], dest[3], one_minus_alpha); /* A */
+ }
+ break;
+ case PIPE_BLENDFACTOR_INV_DST_COLOR:
+ /* fall-through */
+ case PIPE_BLENDFACTOR_INV_DST_ALPHA:
+ {
+ float inv_comp[4];
+ VEC4_SUB(inv_comp, one, dest[3]); /* A */
+ VEC4_MUL(dest[3], inv_comp, dest[3]); /* A */
+ }
+ break;
+ case PIPE_BLENDFACTOR_INV_CONST_COLOR:
+ /* fall-through */
+ case PIPE_BLENDFACTOR_INV_CONST_ALPHA:
+ {
+ float inv_comp[4];
+ VEC4_SCALAR(inv_comp, 1.0f - softpipe->blend_color.color[3]);
+ VEC4_MUL(dest[3], dest[3], inv_comp);
+ }
+ break;
+ default:
+ assert(0);
}
- break;
- case PIPE_BLENDFACTOR_INV_DST_COLOR:
- /* fall-through */
- case PIPE_BLENDFACTOR_INV_DST_ALPHA:
- {
- float inv_comp[4];
- VEC4_SUB(inv_comp, one, dest[3]); /* A */
- VEC4_MUL(dest[3], inv_comp, dest[3]); /* A */
+
+ /*
+ * Combine RGB terms
+ */
+ switch (softpipe->blend->rgb_func) {
+ case PIPE_BLEND_ADD:
+ VEC4_ADD(quadColor[0], source[0], dest[0]); /* R */
+ VEC4_ADD(quadColor[1], source[1], dest[1]); /* G */
+ VEC4_ADD(quadColor[2], source[2], dest[2]); /* B */
+ break;
+ case PIPE_BLEND_SUBTRACT:
+ VEC4_SUB(quadColor[0], source[0], dest[0]); /* R */
+ VEC4_SUB(quadColor[1], source[1], dest[1]); /* G */
+ VEC4_SUB(quadColor[2], source[2], dest[2]); /* B */
+ break;
+ case PIPE_BLEND_REVERSE_SUBTRACT:
+ VEC4_SUB(quadColor[0], dest[0], source[0]); /* R */
+ VEC4_SUB(quadColor[1], dest[1], source[1]); /* G */
+ VEC4_SUB(quadColor[2], dest[2], source[2]); /* B */
+ break;
+ case PIPE_BLEND_MIN:
+ VEC4_MIN(quadColor[0], source[0], dest[0]); /* R */
+ VEC4_MIN(quadColor[1], source[1], dest[1]); /* G */
+ VEC4_MIN(quadColor[2], source[2], dest[2]); /* B */
+ break;
+ case PIPE_BLEND_MAX:
+ VEC4_MAX(quadColor[0], source[0], dest[0]); /* R */
+ VEC4_MAX(quadColor[1], source[1], dest[1]); /* G */
+ VEC4_MAX(quadColor[2], source[2], dest[2]); /* B */
+ break;
+ default:
+ assert(0);
}
- break;
- case PIPE_BLENDFACTOR_INV_CONST_COLOR:
- /* fall-through */
- case PIPE_BLENDFACTOR_INV_CONST_ALPHA:
- {
- float inv_comp[4];
- VEC4_SCALAR(inv_comp, 1.0f - softpipe->blend_color.color[3]);
- VEC4_MUL(dest[3], dest[3], inv_comp);
+
+ /*
+ * Combine A terms
+ */
+ switch (softpipe->blend->alpha_func) {
+ case PIPE_BLEND_ADD:
+ VEC4_ADD(quadColor[3], source[3], dest[3]); /* A */
+ break;
+ case PIPE_BLEND_SUBTRACT:
+ VEC4_SUB(quadColor[3], source[3], dest[3]); /* A */
+ break;
+ case PIPE_BLEND_REVERSE_SUBTRACT:
+ VEC4_SUB(quadColor[3], dest[3], source[3]); /* A */
+ break;
+ case PIPE_BLEND_MIN:
+ VEC4_MIN(quadColor[3], source[3], dest[3]); /* A */
+ break;
+ case PIPE_BLEND_MAX:
+ VEC4_MAX(quadColor[3], source[3], dest[3]); /* A */
+ break;
+ default:
+ assert(0);
}
- break;
- default:
- assert(0);
- }
-
- /*
- * Combine RGB terms
- */
- switch (softpipe->blend->rgb_func) {
- case PIPE_BLEND_ADD:
- VEC4_ADD(quadColor[0], source[0], dest[0]); /* R */
- VEC4_ADD(quadColor[1], source[1], dest[1]); /* G */
- VEC4_ADD(quadColor[2], source[2], dest[2]); /* B */
- break;
- case PIPE_BLEND_SUBTRACT:
- VEC4_SUB(quadColor[0], source[0], dest[0]); /* R */
- VEC4_SUB(quadColor[1], source[1], dest[1]); /* G */
- VEC4_SUB(quadColor[2], source[2], dest[2]); /* B */
- break;
- case PIPE_BLEND_REVERSE_SUBTRACT:
- VEC4_SUB(quadColor[0], dest[0], source[0]); /* R */
- VEC4_SUB(quadColor[1], dest[1], source[1]); /* G */
- VEC4_SUB(quadColor[2], dest[2], source[2]); /* B */
- break;
- case PIPE_BLEND_MIN:
- VEC4_MIN(quadColor[0], source[0], dest[0]); /* R */
- VEC4_MIN(quadColor[1], source[1], dest[1]); /* G */
- VEC4_MIN(quadColor[2], source[2], dest[2]); /* B */
- break;
- case PIPE_BLEND_MAX:
- VEC4_MAX(quadColor[0], source[0], dest[0]); /* R */
- VEC4_MAX(quadColor[1], source[1], dest[1]); /* G */
- VEC4_MAX(quadColor[2], source[2], dest[2]); /* B */
- break;
- default:
- assert(0);
- }
-
- /*
- * Combine A terms
- */
- switch (softpipe->blend->alpha_func) {
- case PIPE_BLEND_ADD:
- VEC4_ADD(quadColor[3], source[3], dest[3]); /* A */
- break;
- case PIPE_BLEND_SUBTRACT:
- VEC4_SUB(quadColor[3], source[3], dest[3]); /* A */
- break;
- case PIPE_BLEND_REVERSE_SUBTRACT:
- VEC4_SUB(quadColor[3], dest[3], source[3]); /* A */
- break;
- case PIPE_BLEND_MIN:
- VEC4_MIN(quadColor[3], source[3], dest[3]); /* A */
- break;
- case PIPE_BLEND_MAX:
- VEC4_MAX(quadColor[3], source[3], dest[3]); /* A */
- break;
- default:
- assert(0);
- }
-
+
+ } /* cbuf loop */
+
/* pass blended quad to next stage */
qs->next->run(qs->next, quad);
}
diff --git a/src/gallium/drivers/softpipe/sp_quad_bufloop.c b/src/gallium/drivers/softpipe/sp_quad_bufloop.c
index 2ae4e22a7d..b3db428ef1 100644
--- a/src/gallium/drivers/softpipe/sp_quad_bufloop.c
+++ b/src/gallium/drivers/softpipe/sp_quad_bufloop.c
@@ -13,7 +13,7 @@ static void
cbuf_loop_quad(struct quad_stage *qs, struct quad_header *quad)
{
struct softpipe_context *softpipe = qs->softpipe;
- float tmp[4][QUAD_SIZE];
+ float tmp[PIPE_MAX_COLOR_BUFS][4][QUAD_SIZE];
unsigned i;
assert(sizeof(quad->outputs.color) == sizeof(tmp));
@@ -30,7 +30,9 @@ cbuf_loop_quad(struct quad_stage *qs, struct quad_header *quad)
for (i = 0; i < softpipe->framebuffer.num_cbufs; i++) {
/* set current cbuffer */
+#if 0 /* obsolete & going away */
softpipe->current_cbuf = i;
+#endif
/* pass blended quad to next stage */
qs->next->run(qs->next, quad);
diff --git a/src/gallium/drivers/softpipe/sp_quad_colormask.c b/src/gallium/drivers/softpipe/sp_quad_colormask.c
index 1f09d900ca..7fe080990b 100644
--- a/src/gallium/drivers/softpipe/sp_quad_colormask.c
+++ b/src/gallium/drivers/softpipe/sp_quad_colormask.c
@@ -47,38 +47,43 @@ static void
colormask_quad(struct quad_stage *qs, struct quad_header *quad)
{
struct softpipe_context *softpipe = qs->softpipe;
- float dest[4][QUAD_SIZE];
- struct softpipe_cached_tile *tile
- = sp_get_cached_tile(softpipe,
- softpipe->cbuf_cache[softpipe->current_cbuf],
- quad->x0, quad->y0);
- float (*quadColor)[4] = quad->outputs.color;
- uint i, j;
-
- /* get/swizzle dest colors */
- for (j = 0; j < QUAD_SIZE; j++) {
- int x = (quad->x0 & (TILE_SIZE-1)) + (j & 1);
- int y = (quad->y0 & (TILE_SIZE-1)) + (j >> 1);
- for (i = 0; i < 4; i++) {
- dest[i][j] = tile->data.color[y][x][i];
+ uint cbuf;
+
+ /* loop over colorbuffer outputs */
+ for (cbuf = 0; cbuf < softpipe->framebuffer.num_cbufs; cbuf++) {
+ float dest[4][QUAD_SIZE];
+ struct softpipe_cached_tile *tile
+ = sp_get_cached_tile(softpipe,
+ softpipe->cbuf_cache[cbuf],
+ quad->x0, quad->y0);
+ float (*quadColor)[4] = quad->outputs.color[cbuf];
+ uint i, j;
+
+ /* get/swizzle dest colors */
+ for (j = 0; j < QUAD_SIZE; j++) {
+ int x = (quad->x0 & (TILE_SIZE-1)) + (j & 1);
+ int y = (quad->y0 & (TILE_SIZE-1)) + (j >> 1);
+ for (i = 0; i < 4; i++) {
+ dest[i][j] = tile->data.color[y][x][i];
+ }
}
- }
- /* R */
- if (!(softpipe->blend->colormask & PIPE_MASK_R))
- COPY_4V(quadColor[0], dest[0]);
+ /* R */
+ if (!(softpipe->blend->colormask & PIPE_MASK_R))
+ COPY_4V(quadColor[0], dest[0]);
- /* G */
- if (!(softpipe->blend->colormask & PIPE_MASK_G))
- COPY_4V(quadColor[1], dest[1]);
+ /* G */
+ if (!(softpipe->blend->colormask & PIPE_MASK_G))
+ COPY_4V(quadColor[1], dest[1]);
- /* B */
- if (!(softpipe->blend->colormask & PIPE_MASK_B))
- COPY_4V(quadColor[2], dest[2]);
+ /* B */
+ if (!(softpipe->blend->colormask & PIPE_MASK_B))
+ COPY_4V(quadColor[2], dest[2]);
- /* A */
- if (!(softpipe->blend->colormask & PIPE_MASK_A))
- COPY_4V(quadColor[3], dest[3]);
+ /* A */
+ if (!(softpipe->blend->colormask & PIPE_MASK_A))
+ COPY_4V(quadColor[3], dest[3]);
+ }
/* pass quad to next stage */
qs->next->run(qs->next, quad);
diff --git a/src/gallium/drivers/softpipe/sp_quad_coverage.c b/src/gallium/drivers/softpipe/sp_quad_coverage.c
index b3d3fae22f..dd5ebb2296 100644
--- a/src/gallium/drivers/softpipe/sp_quad_coverage.c
+++ b/src/gallium/drivers/softpipe/sp_quad_coverage.c
@@ -50,12 +50,17 @@ coverage_quad(struct quad_stage *qs, struct quad_header *quad)
if ((softpipe->rasterizer->poly_smooth && quad->prim == PRIM_TRI) ||
(softpipe->rasterizer->line_smooth && quad->prim == PRIM_LINE) ||
(softpipe->rasterizer->point_smooth && quad->prim == PRIM_POINT)) {
- float (*quadColor)[4] = quad->outputs.color;
- unsigned j;
- for (j = 0; j < QUAD_SIZE; j++) {
- assert(quad->coverage[j] >= 0.0);
- assert(quad->coverage[j] <= 1.0);
+ uint cbuf;
+
+ /* loop over colorbuffer outputs */
+ for (cbuf = 0; cbuf < softpipe->framebuffer.num_cbufs; cbuf++) {
+ float (*quadColor)[4] = quad->outputs.color[cbuf];
+ unsigned j;
+ for (j = 0; j < QUAD_SIZE; j++) {
+ assert(quad->coverage[j] >= 0.0);
+ assert(quad->coverage[j] <= 1.0);
quadColor[3][j] *= quad->coverage[j];
+ }
}
}
diff --git a/src/gallium/drivers/softpipe/sp_quad_fs.c b/src/gallium/drivers/softpipe/sp_quad_fs.c
index a73df31383..9a20c056a2 100644
--- a/src/gallium/drivers/softpipe/sp_quad_fs.c
+++ b/src/gallium/drivers/softpipe/sp_quad_fs.c
@@ -88,22 +88,64 @@ shade_quad(
&qss->machine,
quad );
- /* store result color */
+#if 0 /* XXX multi color outputs - untested */
+ /* store outputs */
+ boolean z_written = FALSE;
+ {
+ const ubyte *sem_name = softpipe->fs->info.output_semantic_name;
+ const ubyte *sem_index = softpipe->fs->info.output_semantic_index;
+ const uint n = qss->stage.softpipe->fs->info.num_outputs;
+ uint i;
+ for (i = 0; i < n; i++) {
+ switch (sem_name[i]) {
+ case TGSI_SEMANTIC_COLOR:
+ {
+ uint cbuf = sem_index[i];
+ memcpy(quad->outputs.color[cbuf],
+ &machine->Outputs[i].xyzw[0].f[0],
+ sizeof(quad->outputs.color[0]) );
+ }
+ break;
+ case TGSI_SEMANTIC_POSITION:
+ {
+ uint j;
+ for (j = 0; j < 4; j++) {
+ quad->outputs.depth[j] = machine->Outputs[0].xyzw[2].f[j];
+ }
+ z_written = TRUE;
+ }
+ break;
+ }
+ }
+ }
+
+ if (!z_written) {
+ /* compute Z values now, as in the quad earlyz stage */
+ /* XXX we should really only do this if the earlyz stage is not used */
+ const float fx = (float) quad->x0;
+ const float fy = (float) quad->y0;
+ const float dzdx = quad->posCoef->dadx[2];
+ const float dzdy = quad->posCoef->dady[2];
+ const float z0 = quad->posCoef->a0[2] + dzdx * fx + dzdy * fy;
+
+ quad->outputs.depth[0] = z0;
+ quad->outputs.depth[1] = z0 + dzdx;
+ quad->outputs.depth[2] = z0 + dzdy;
+ quad->outputs.depth[3] = z0 + dzdx + dzdy;
+ }
+#endif
+
+ /* store result color(s) */
if (qss->colorOutSlot >= 0) {
/* XXX need to handle multiple color outputs someday */
- assert(qss->stage.softpipe->fs->info.output_semantic_name[qss->colorOutSlot]
+ assert(softpipe->fs->info.output_semantic_name[qss->colorOutSlot]
== TGSI_SEMANTIC_COLOR);
memcpy(
- quad->outputs.color,
+ quad->outputs.color[0],
&machine->Outputs[qss->colorOutSlot].xyzw[0].f[0],
- sizeof( quad->outputs.color ) );
+ sizeof( quad->outputs.color[0] ) );
}
- /*
- * XXX the following code for updating quad->outputs.depth
- * isn't really needed if we did early z testing.
- */
-
/* store result Z */
if (qss->depthOutSlot >= 0) {
/* output[slot] is new Z */
diff --git a/src/gallium/drivers/softpipe/sp_quad_output.c b/src/gallium/drivers/softpipe/sp_quad_output.c
index cfe8f11808..40083138a4 100644
--- a/src/gallium/drivers/softpipe/sp_quad_output.c
+++ b/src/gallium/drivers/softpipe/sp_quad_output.c
@@ -34,31 +34,36 @@
/**
- * Write quad to framebuffer, taking mask into account.
- *
- * Note that surfaces support only full quad reads and writes.
+ * Last step of quad processing: write quad colors to the framebuffer,
+ * taking mask into account.
*/
static void
output_quad(struct quad_stage *qs, struct quad_header *quad)
{
- struct softpipe_context *softpipe = qs->softpipe;
- struct softpipe_cached_tile *tile
- = sp_get_cached_tile(softpipe,
- softpipe->cbuf_cache[softpipe->current_cbuf],
- quad->x0, quad->y0);
/* in-tile pos: */
const int itx = quad->x0 % TILE_SIZE;
const int ity = quad->y0 % TILE_SIZE;
- float (*quadColor)[4] = quad->outputs.color;
- int i, j;
- /* get/swizzle dest colors */
- for (j = 0; j < QUAD_SIZE; j++) {
- if (quad->mask & (1 << j)) {
- int x = itx + (j & 1);
- int y = ity + (j >> 1);
- for (i = 0; i < 4; i++) { /* loop over color chans */
- tile->data.color[y][x][i] = quadColor[i][j];
+ struct softpipe_context *softpipe = qs->softpipe;
+ uint cbuf;
+
+ /* loop over colorbuffer outputs */
+ for (cbuf = 0; cbuf < softpipe->framebuffer.num_cbufs; cbuf++) {
+ struct softpipe_cached_tile *tile
+ = sp_get_cached_tile(softpipe,
+ softpipe->cbuf_cache[cbuf],
+ quad->x0, quad->y0);
+ float (*quadColor)[4] = quad->outputs.color[cbuf];
+ int i, j;
+
+ /* get/swizzle dest colors */
+ for (j = 0; j < QUAD_SIZE; j++) {
+ if (quad->mask & (1 << j)) {
+ int x = itx + (j & 1);
+ int y = ity + (j >> 1);
+ for (i = 0; i < 4; i++) { /* loop over color chans */
+ tile->data.color[y][x][i] = quadColor[i][j];
+ }
}
}
}