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-rw-r--r--src/gallium/drivers/cell/ppu/cell_screen.c6
-rw-r--r--src/gallium/drivers/i915/i915_screen.c6
-rw-r--r--src/gallium/drivers/i965/brw_screen.c6
-rw-r--r--src/gallium/drivers/llvmpipe/lp_screen.c6
-rw-r--r--src/gallium/drivers/nv04/nv04_screen.c6
-rw-r--r--src/gallium/drivers/nv10/nv10_screen.c6
-rw-r--r--src/gallium/drivers/nv20/nv20_screen.c6
-rw-r--r--src/gallium/drivers/nv30/nv30_screen.c6
-rw-r--r--src/gallium/drivers/nv40/nv40_screen.c6
-rw-r--r--src/gallium/drivers/nv50/nv50_screen.c6
-rw-r--r--src/gallium/drivers/r300/r300_screen.c6
-rw-r--r--src/gallium/drivers/softpipe/sp_screen.c5
-rw-r--r--src/gallium/drivers/softpipe/sp_setup.c11
-rw-r--r--src/gallium/drivers/softpipe/sp_state.h3
-rw-r--r--src/gallium/drivers/softpipe/sp_state_fs.c8
-rw-r--r--src/gallium/drivers/svga/svga_screen.c7
16 files changed, 96 insertions, 4 deletions
diff --git a/src/gallium/drivers/cell/ppu/cell_screen.c b/src/gallium/drivers/cell/ppu/cell_screen.c
index d185c6b8497..37b04396b3e 100644
--- a/src/gallium/drivers/cell/ppu/cell_screen.c
+++ b/src/gallium/drivers/cell/ppu/cell_screen.c
@@ -86,6 +86,12 @@ cell_get_param(struct pipe_screen *screen, int param)
return 0; /* XXX to do */
case PIPE_CAP_TGSI_CONT_SUPPORTED:
return 1;
+ case PIPE_CAP_TGSI_FS_COORD_ORIGIN_UPPER_LEFT:
+ case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_HALF_INTEGER:
+ return 1;
+ case PIPE_CAP_TGSI_FS_COORD_ORIGIN_LOWER_LEFT:
+ case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_INTEGER:
+ return 0;
default:
return 0;
}
diff --git a/src/gallium/drivers/i915/i915_screen.c b/src/gallium/drivers/i915/i915_screen.c
index d4ee8f5339b..7b8d66b8aa1 100644
--- a/src/gallium/drivers/i915/i915_screen.c
+++ b/src/gallium/drivers/i915/i915_screen.c
@@ -117,6 +117,12 @@ i915_get_param(struct pipe_screen *screen, int param)
return 8; /* max 128x128x128 */
case PIPE_CAP_MAX_TEXTURE_CUBE_LEVELS:
return 11; /* max 1024x1024 */
+ case PIPE_CAP_TGSI_FS_COORD_ORIGIN_UPPER_LEFT:
+ case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_HALF_INTEGER:
+ return 1;
+ case PIPE_CAP_TGSI_FS_COORD_ORIGIN_LOWER_LEFT:
+ case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_INTEGER:
+ return 0;
default:
return 0;
}
diff --git a/src/gallium/drivers/i965/brw_screen.c b/src/gallium/drivers/i965/brw_screen.c
index a3728fb16e0..a8f9892d71d 100644
--- a/src/gallium/drivers/i965/brw_screen.c
+++ b/src/gallium/drivers/i965/brw_screen.c
@@ -175,6 +175,12 @@ brw_get_param(struct pipe_screen *screen, int param)
return 8; /* max 128x128x128 */
case PIPE_CAP_MAX_TEXTURE_CUBE_LEVELS:
return 11; /* max 1024x1024 */
+ case PIPE_CAP_TGSI_FS_COORD_ORIGIN_UPPER_LEFT:
+ case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_HALF_INTEGER:
+ return 1;
+ case PIPE_CAP_TGSI_FS_COORD_ORIGIN_LOWER_LEFT:
+ case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_INTEGER:
+ return 0;
default:
return 0;
}
diff --git a/src/gallium/drivers/llvmpipe/lp_screen.c b/src/gallium/drivers/llvmpipe/lp_screen.c
index f04c0320ba0..902009d90b5 100644
--- a/src/gallium/drivers/llvmpipe/lp_screen.c
+++ b/src/gallium/drivers/llvmpipe/lp_screen.c
@@ -114,6 +114,12 @@ llvmpipe_get_param(struct pipe_screen *screen, int param)
return 0;
case PIPE_CAP_INDEP_BLEND_FUNC:
return 0;
+ case PIPE_CAP_TGSI_FS_COORD_ORIGIN_UPPER_LEFT:
+ case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_INTEGER:
+ return 1;
+ case PIPE_CAP_TGSI_FS_COORD_ORIGIN_LOWER_LEFT:
+ case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_HALF_INTEGER:
+ return 0;
default:
return 0;
}
diff --git a/src/gallium/drivers/nv04/nv04_screen.c b/src/gallium/drivers/nv04/nv04_screen.c
index 4eba7725753..97538964af8 100644
--- a/src/gallium/drivers/nv04/nv04_screen.c
+++ b/src/gallium/drivers/nv04/nv04_screen.c
@@ -49,6 +49,12 @@ nv04_screen_get_param(struct pipe_screen *screen, int param)
return 0;
case PIPE_CAP_INDEP_BLEND_FUNC:
return 0;
+ case PIPE_CAP_TGSI_FS_COORD_ORIGIN_LOWER_LEFT:
+ case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_HALF_INTEGER:
+ return 1;
+ case PIPE_CAP_TGSI_FS_COORD_ORIGIN_UPPER_LEFT:
+ case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_INTEGER:
+ return 0;
default:
NOUVEAU_ERR("Unknown PIPE_CAP %d\n", param);
return 0;
diff --git a/src/gallium/drivers/nv10/nv10_screen.c b/src/gallium/drivers/nv10/nv10_screen.c
index 2dabc4509fb..4e6bc129943 100644
--- a/src/gallium/drivers/nv10/nv10_screen.c
+++ b/src/gallium/drivers/nv10/nv10_screen.c
@@ -44,6 +44,12 @@ nv10_screen_get_param(struct pipe_screen *screen, int param)
return 0;
case PIPE_CAP_INDEP_BLEND_FUNC:
return 0;
+ case PIPE_CAP_TGSI_FS_COORD_ORIGIN_LOWER_LEFT:
+ case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_HALF_INTEGER:
+ return 1;
+ case PIPE_CAP_TGSI_FS_COORD_ORIGIN_UPPER_LEFT:
+ case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_INTEGER:
+ return 0;
default:
NOUVEAU_ERR("Unknown PIPE_CAP %d\n", param);
return 0;
diff --git a/src/gallium/drivers/nv20/nv20_screen.c b/src/gallium/drivers/nv20/nv20_screen.c
index 7782cbe3a8e..df9401bcce0 100644
--- a/src/gallium/drivers/nv20/nv20_screen.c
+++ b/src/gallium/drivers/nv20/nv20_screen.c
@@ -44,6 +44,12 @@ nv20_screen_get_param(struct pipe_screen *screen, int param)
return 0;
case PIPE_CAP_INDEP_BLEND_FUNC:
return 0;
+ case PIPE_CAP_TGSI_FS_COORD_ORIGIN_LOWER_LEFT:
+ case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_HALF_INTEGER:
+ return 1;
+ case PIPE_CAP_TGSI_FS_COORD_ORIGIN_UPPER_LEFT:
+ case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_INTEGER:
+ return 0;
default:
NOUVEAU_ERR("Unknown PIPE_CAP %d\n", param);
return 0;
diff --git a/src/gallium/drivers/nv30/nv30_screen.c b/src/gallium/drivers/nv30/nv30_screen.c
index 8f8f3ea1a9f..ee83ec56760 100644
--- a/src/gallium/drivers/nv30/nv30_screen.c
+++ b/src/gallium/drivers/nv30/nv30_screen.c
@@ -71,6 +71,12 @@ nv30_screen_get_param(struct pipe_screen *pscreen, int param)
return 0;
case PIPE_CAP_INDEP_BLEND_FUNC:
return 0;
+ case PIPE_CAP_TGSI_FS_COORD_ORIGIN_LOWER_LEFT:
+ case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_HALF_INTEGER:
+ return 1;
+ case PIPE_CAP_TGSI_FS_COORD_ORIGIN_UPPER_LEFT:
+ case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_INTEGER:
+ return 0;
default:
NOUVEAU_ERR("Unknown PIPE_CAP %d\n", param);
return 0;
diff --git a/src/gallium/drivers/nv40/nv40_screen.c b/src/gallium/drivers/nv40/nv40_screen.c
index 4eab5daa80c..b1a7343b409 100644
--- a/src/gallium/drivers/nv40/nv40_screen.c
+++ b/src/gallium/drivers/nv40/nv40_screen.c
@@ -56,6 +56,12 @@ nv40_screen_get_param(struct pipe_screen *pscreen, int param)
return 0;
case PIPE_CAP_INDEP_BLEND_FUNC:
return 0;
+ case PIPE_CAP_TGSI_FS_COORD_ORIGIN_LOWER_LEFT:
+ case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_HALF_INTEGER:
+ return 1;
+ case PIPE_CAP_TGSI_FS_COORD_ORIGIN_UPPER_LEFT:
+ case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_INTEGER:
+ return 0;
default:
NOUVEAU_ERR("Unknown PIPE_CAP %d\n", param);
return 0;
diff --git a/src/gallium/drivers/nv50/nv50_screen.c b/src/gallium/drivers/nv50/nv50_screen.c
index 6af9700c1af..c4465a228ca 100644
--- a/src/gallium/drivers/nv50/nv50_screen.c
+++ b/src/gallium/drivers/nv50/nv50_screen.c
@@ -139,6 +139,12 @@ nv50_screen_get_param(struct pipe_screen *pscreen, int param)
return 1;
case PIPE_CAP_INDEP_BLEND_FUNC:
return 0;
+ case PIPE_CAP_TGSI_FS_COORD_ORIGIN_UPPER_LEFT:
+ case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_HALF_INTEGER:
+ return 1;
+ case PIPE_CAP_TGSI_FS_COORD_ORIGIN_LOWER_LEFT:
+ case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_INTEGER:
+ return 0;
default:
NOUVEAU_ERR("Unknown PIPE_CAP %d\n", param);
return 0;
diff --git a/src/gallium/drivers/r300/r300_screen.c b/src/gallium/drivers/r300/r300_screen.c
index 679a5644afd..f311284d15d 100644
--- a/src/gallium/drivers/r300/r300_screen.c
+++ b/src/gallium/drivers/r300/r300_screen.c
@@ -156,6 +156,12 @@ static int r300_get_param(struct pipe_screen* pscreen, int param)
return 1;
case PIPE_CAP_INDEP_BLEND_FUNC:
return 0;
+ case PIPE_CAP_TGSI_FS_COORD_ORIGIN_UPPER_LEFT:
+ case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_HALF_INTEGER:
+ return 1;
+ case PIPE_CAP_TGSI_FS_COORD_ORIGIN_LOWER_LEFT:
+ case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_INTEGER:
+ return 0;
default:
debug_printf("r300: Implementation error: Bad param %d\n",
param);
diff --git a/src/gallium/drivers/softpipe/sp_screen.c b/src/gallium/drivers/softpipe/sp_screen.c
index b2841f41031..714a1cf5343 100644
--- a/src/gallium/drivers/softpipe/sp_screen.c
+++ b/src/gallium/drivers/softpipe/sp_screen.c
@@ -99,6 +99,11 @@ softpipe_get_param(struct pipe_screen *screen, int param)
return 1;
case PIPE_CAP_INDEP_BLEND_FUNC:
return 1;
+ case PIPE_CAP_TGSI_FS_COORD_ORIGIN_UPPER_LEFT:
+ case PIPE_CAP_TGSI_FS_COORD_ORIGIN_LOWER_LEFT:
+ case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_HALF_INTEGER:
+ case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_INTEGER:
+ return 1;
default:
return 0;
}
diff --git a/src/gallium/drivers/softpipe/sp_setup.c b/src/gallium/drivers/softpipe/sp_setup.c
index ba1f0f0b2ea..bb1bff581cf 100644
--- a/src/gallium/drivers/softpipe/sp_setup.c
+++ b/src/gallium/drivers/softpipe/sp_setup.c
@@ -504,21 +504,24 @@ static void tri_persp_coeff( struct setup_context *setup,
/**
* Special coefficient setup for gl_FragCoord.
- * X and Y are trivial, though Y has to be inverted for OpenGL.
+ * X and Y are trivial, though Y may have to be inverted for OpenGL.
* Z and W are copied from posCoef which should have already been computed.
* We could do a bit less work if we'd examine gl_FragCoord's swizzle mask.
*/
static void
setup_fragcoord_coeff(struct setup_context *setup, uint slot)
{
+ struct sp_fragment_shader* spfs = setup->softpipe->fs;
/*X*/
- setup->coef[slot].a0[0] = 0;
+ setup->coef[slot].a0[0] = spfs->pixel_center_integer ? 0.0 : 0.5;
setup->coef[slot].dadx[0] = 1.0;
setup->coef[slot].dady[0] = 0.0;
/*Y*/
- setup->coef[slot].a0[1] = 0.0;
+ setup->coef[slot].a0[1] =
+ (spfs->origin_lower_left ? setup->softpipe->framebuffer.height : 0)
+ + (spfs->pixel_center_integer ? 0.0 : 0.5);
setup->coef[slot].dadx[1] = 0.0;
- setup->coef[slot].dady[1] = 1.0;
+ setup->coef[slot].dady[1] = spfs->origin_lower_left ? -1.0 : 1.0;
/*Z*/
setup->coef[slot].a0[2] = setup->posCoef.a0[2];
setup->coef[slot].dadx[2] = setup->posCoef.dadx[2];
diff --git a/src/gallium/drivers/softpipe/sp_state.h b/src/gallium/drivers/softpipe/sp_state.h
index 7f244c4fd49..a83cae73617 100644
--- a/src/gallium/drivers/softpipe/sp_state.h
+++ b/src/gallium/drivers/softpipe/sp_state.h
@@ -68,6 +68,9 @@ struct sp_fragment_shader {
struct tgsi_shader_info info;
+ boolean origin_lower_left; /**< fragment shader uses lower left position origin? */
+ boolean pixel_center_integer; /**< fragment shader uses integer pixel center? */
+
void (*prepare)( const struct sp_fragment_shader *shader,
struct tgsi_exec_machine *machine,
struct tgsi_sampler **samplers);
diff --git a/src/gallium/drivers/softpipe/sp_state_fs.c b/src/gallium/drivers/softpipe/sp_state_fs.c
index 04bdcaacc25..de3edde9760 100644
--- a/src/gallium/drivers/softpipe/sp_state_fs.c
+++ b/src/gallium/drivers/softpipe/sp_state_fs.c
@@ -44,6 +44,7 @@ softpipe_create_fs_state(struct pipe_context *pipe,
{
struct softpipe_context *softpipe = softpipe_context(pipe);
struct sp_fragment_shader *state;
+ unsigned i;
/* debug */
if (softpipe->dump_fs)
@@ -60,6 +61,13 @@ softpipe_create_fs_state(struct pipe_context *pipe,
/* get/save the summary info for this shader */
tgsi_scan_shader(templ->tokens, &state->info);
+ for (i = 0; i < state->info.num_properties; ++i) {
+ if (state->info.properties[i].name == TGSI_PROPERTY_FS_COORD_ORIGIN)
+ state->origin_lower_left = state->info.properties[i].data[0];
+ else if (state->info.properties[i].name == TGSI_PROPERTY_FS_COORD_PIXEL_CENTER)
+ state->pixel_center_integer = state->info.properties[i].data[0];
+ }
+
return state;
}
diff --git a/src/gallium/drivers/svga/svga_screen.c b/src/gallium/drivers/svga/svga_screen.c
index cd1ed7bac8b..c9db9ac8747 100644
--- a/src/gallium/drivers/svga/svga_screen.c
+++ b/src/gallium/drivers/svga/svga_screen.c
@@ -144,6 +144,13 @@ svga_get_paramf(struct pipe_screen *screen, int param)
case PIPE_CAP_BLEND_EQUATION_SEPARATE: /* req. for GL 1.5 */
return 1;
+ case PIPE_CAP_TGSI_FS_COORD_ORIGIN_UPPER_LEFT:
+ case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_HALF_INTEGER:
+ return 1;
+ case PIPE_CAP_TGSI_FS_COORD_ORIGIN_LOWER_LEFT:
+ case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_INTEGER:
+ return 0;
+
default:
return 0;
}
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-22 02:54:40 +0000