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-rw-r--r--src/mesa/drivers/dri/common/vblank.c18
-rw-r--r--src/mesa/drivers/dri/i915/i915_context.c1
-rw-r--r--src/mesa/drivers/dri/i915/i915_fragprog.c22
-rw-r--r--src/mesa/drivers/dri/intel/intel_buffers.c2
-rw-r--r--src/mesa/drivers/dri/intel/intel_context.c11
-rw-r--r--src/mesa/drivers/dri/intel/intel_context.h1
-rw-r--r--src/mesa/drivers/dri/intel/intel_pixel_bitmap.c4
-rw-r--r--src/mesa/drivers/dri/intel/intel_regions.c9
-rw-r--r--src/mesa/drivers/dri/intel/intel_screen.c15
-rw-r--r--src/mesa/drivers/dri/intel/intel_screen.h1
-rw-r--r--src/mesa/drivers/dri/r300/r300_reg.h8
-rw-r--r--src/mesa/drivers/dri/r300/r300_render.c3
-rw-r--r--src/mesa/main/config.h4
-rw-r--r--src/mesa/shader/prog_statevars.h8
-rw-r--r--src/mesa/shader/slang/library/slang_common_builtin.gc12
-rw-r--r--src/mesa/shader/slang/library/slang_common_builtin_gc.h102
-rw-r--r--src/mesa/shader/slang/slang_builtin.c299
-rw-r--r--src/mesa/shader/slang/slang_builtin.h3
-rw-r--r--src/mesa/shader/slang/slang_emit.c55
-rw-r--r--src/mesa/shader/slang/slang_link.c5
20 files changed, 412 insertions, 171 deletions
diff --git a/src/mesa/drivers/dri/common/vblank.c b/src/mesa/drivers/dri/common/vblank.c
index d610253fe6f..12aeaa108f7 100644
--- a/src/mesa/drivers/dri/common/vblank.c
+++ b/src/mesa/drivers/dri/common/vblank.c
@@ -130,9 +130,8 @@ int driWaitForMSC32( __DRIdrawablePrivate *priv,
if ( divisor != 0 ) {
- unsigned int target = (unsigned int)target_msc;
- unsigned int next = target;
- unsigned int r;
+ int64_t next = target_msc;
+ int64_t r;
int dont_wait = (target_msc == 0);
do {
@@ -154,9 +153,9 @@ int driWaitForMSC32( __DRIdrawablePrivate *priv,
*msc = vblank_to_msc(priv, vbl.reply.sequence);
- dont_wait = 0;
- if (target_msc != 0 && *msc == target)
+ if (!dont_wait && *msc == next)
break;
+ dont_wait = 0;
/* Assuming the wait-done test fails, the next refresh to wait for
* will be one that satisfies (MSC % divisor) == remainder. The
@@ -165,11 +164,12 @@ int driWaitForMSC32( __DRIdrawablePrivate *priv,
* If this refresh has already happened, we add divisor to obtain
* the next refresh after the current one that will satisfy it.
*/
- r = (*msc % (unsigned int)divisor);
- next = (*msc - r + (unsigned int)remainder);
- if (next <= *msc) next += (unsigned int)divisor;
+ r = ((uint64_t)*msc % divisor);
+ next = (*msc - r + remainder);
+ if (next <= *msc)
+ next += divisor;
- } while ( r != (unsigned int)remainder );
+ } while (r != remainder);
}
else {
/* If the \c divisor is zero, just wait until the MSC is greater
diff --git a/src/mesa/drivers/dri/i915/i915_context.c b/src/mesa/drivers/dri/i915/i915_context.c
index e0ddc7fd613..9bff74294d8 100644
--- a/src/mesa/drivers/dri/i915/i915_context.c
+++ b/src/mesa/drivers/dri/i915/i915_context.c
@@ -55,6 +55,7 @@ static const struct dri_extension i915_extensions[] = {
{"GL_ARB_fragment_program", NULL},
{"GL_ARB_shadow", NULL},
{"GL_ARB_texture_non_power_of_two", NULL},
+ {"GL_ATI_texture_env_combine3", NULL},
{"GL_EXT_shadow_funcs", NULL},
{NULL, NULL}
};
diff --git a/src/mesa/drivers/dri/i915/i915_fragprog.c b/src/mesa/drivers/dri/i915/i915_fragprog.c
index 8bd761ec6a1..4760906a7ed 100644
--- a/src/mesa/drivers/dri/i915/i915_fragprog.c
+++ b/src/mesa/drivers/dri/i915/i915_fragprog.c
@@ -1105,30 +1105,14 @@ i915ValidateFragmentProgram(struct i915_context *i915)
EMIT_ATTR(_TNL_ATTRIB_COLOR0, EMIT_4UB_4F_BGRA, S4_VFMT_COLOR, 4);
}
- if ((inputsRead & (FRAG_BIT_COL1 | FRAG_BIT_FOGC)) ||
- i915->vertex_fog != I915_FOG_NONE) {
-
- if (inputsRead & FRAG_BIT_COL1) {
- intel->specoffset = offset / 4;
- EMIT_ATTR(_TNL_ATTRIB_COLOR1, EMIT_3UB_3F_BGR, S4_VFMT_SPEC_FOG, 3);
- }
- else
- EMIT_PAD(3);
-
- if ((inputsRead & FRAG_BIT_FOGC) || i915->vertex_fog != I915_FOG_NONE)
- EMIT_ATTR(_TNL_ATTRIB_FOG, EMIT_1UB_1F, S4_VFMT_SPEC_FOG, 1);
- else
- EMIT_PAD(1);
+ if (inputsRead & FRAG_BIT_COL1) {
+ intel->specoffset = offset / 4;
+ EMIT_ATTR(_TNL_ATTRIB_COLOR1, EMIT_4UB_4F_BGRA, S4_VFMT_SPEC_FOG, 4);
}
- /* XXX this was disabled, but enabling this code helped fix the Glean
- * tfragprog1 fog tests.
- */
-#if 1
if ((inputsRead & FRAG_BIT_FOGC) || i915->vertex_fog != I915_FOG_NONE) {
EMIT_ATTR(_TNL_ATTRIB_FOG, EMIT_1F, S4_VFMT_FOG_PARAM, 4);
}
-#endif
for (i = 0; i < p->ctx->Const.MaxTextureCoordUnits; i++) {
if (inputsRead & FRAG_BIT_TEX(i)) {
diff --git a/src/mesa/drivers/dri/intel/intel_buffers.c b/src/mesa/drivers/dri/intel/intel_buffers.c
index f8f009c6a30..4d036dee42e 100644
--- a/src/mesa/drivers/dri/intel/intel_buffers.c
+++ b/src/mesa/drivers/dri/intel/intel_buffers.c
@@ -181,7 +181,7 @@ intelUpdatePageFlipping(struct intel_context *intel,
intel_fb->pf_current_page = (intel->sarea->pf_current_page >>
(intel_fb->pf_planes & 0x2)) & 0x3;
- intel_fb->pf_num_pages = intel->intelScreen->third.handle ? 3 : 2;
+ intel_fb->pf_num_pages = 2;
pf_active = pf_planes && (pf_planes & intel->sarea->pf_active) == pf_planes;
diff --git a/src/mesa/drivers/dri/intel/intel_context.c b/src/mesa/drivers/dri/intel/intel_context.c
index 6c625b428c0..44b276a123e 100644
--- a/src/mesa/drivers/dri/intel/intel_context.c
+++ b/src/mesa/drivers/dri/intel/intel_context.c
@@ -412,6 +412,7 @@ static const struct dri_extension brw_extensions[] = {
{ "GL_EXT_shadow_funcs", NULL },
{ "GL_EXT_texture_sRGB", NULL },
{ "GL_ATI_separate_stencil", GL_ATI_separate_stencil_functions },
+ { "GL_ATI_texture_env_combine3", NULL },
{ NULL, NULL }
};
@@ -775,7 +776,6 @@ intelDestroyContext(__DRIcontextPrivate * driContextPriv)
intel_region_release(&intel->front_region);
intel_region_release(&intel->back_region);
- intel_region_release(&intel->third_region);
intel_region_release(&intel->depth_region);
driDestroyOptionCache(&intel->optionCache);
@@ -825,12 +825,7 @@ intelMakeCurrent(__DRIcontextPrivate * driContextPriv,
intel_renderbuffer_set_region(intel_fb->color_rb[1],
intel->back_region);
}
-#if 0
- if (intel_fb->color_rb[2]) {
- intel_renderbuffer_set_region(intel_fb->color_rb[2],
- intel->third_region);
- }
-#endif
+
if (irbDepth) {
intel_renderbuffer_set_region(irbDepth, intel->depth_region);
}
@@ -867,7 +862,7 @@ intelMakeCurrent(__DRIcontextPrivate * driContextPriv,
driDrawableInitVBlank(driDrawPriv);
intel_fb->vbl_waited = driDrawPriv->vblSeq;
- for (i = 0; i < (intel->intelScreen->third.handle ? 3 : 2); i++) {
+ for (i = 0; i < 2; i++) {
if (intel_fb->color_rb[i])
intel_fb->color_rb[i]->vbl_pending = driDrawPriv->vblSeq;
}
diff --git a/src/mesa/drivers/dri/intel/intel_context.h b/src/mesa/drivers/dri/intel/intel_context.h
index ee43ed7e833..ac08117bb4c 100644
--- a/src/mesa/drivers/dri/intel/intel_context.h
+++ b/src/mesa/drivers/dri/intel/intel_context.h
@@ -166,7 +166,6 @@ struct intel_context
struct intel_region *front_region;
struct intel_region *back_region;
- struct intel_region *third_region;
struct intel_region *depth_region;
/**
diff --git a/src/mesa/drivers/dri/intel/intel_pixel_bitmap.c b/src/mesa/drivers/dri/intel/intel_pixel_bitmap.c
index fb1a051cdc8..5e0e0d29ca5 100644
--- a/src/mesa/drivers/dri/intel/intel_pixel_bitmap.c
+++ b/src/mesa/drivers/dri/intel/intel_pixel_bitmap.c
@@ -244,8 +244,8 @@ do_blit_bitmap( GLcontext *ctx,
/* Clip to drawable cliprect */
if (!_mesa_clip_to_region(cliprects[i].x1,
cliprects[i].y1,
- cliprects[i].x2 - cliprects[i].x1,
- cliprects[i].y2 - cliprects[i].y1,
+ cliprects[i].x2,
+ cliprects[i].y2,
&box_x, &box_y, &box_w, &box_h))
continue;
diff --git a/src/mesa/drivers/dri/intel/intel_regions.c b/src/mesa/drivers/dri/intel/intel_regions.c
index 8dbcc3050ee..51ce32a9679 100644
--- a/src/mesa/drivers/dri/intel/intel_regions.c
+++ b/src/mesa/drivers/dri/intel/intel_regions.c
@@ -550,15 +550,6 @@ intel_recreate_static_regions(struct intel_context *intel)
intel->back_region,
&intelScreen->back);
-#ifdef I915
- if (intelScreen->third.handle) {
- intel->third_region =
- intel_recreate_static(intel, "third",
- intel->third_region,
- &intelScreen->third);
- }
-#endif /* I915 */
-
/* Still assumes front.cpp == depth.cpp. We can kill this when we move to
* private buffers.
*/
diff --git a/src/mesa/drivers/dri/intel/intel_screen.c b/src/mesa/drivers/dri/intel/intel_screen.c
index 61b55b97b51..fc4e82b56c9 100644
--- a/src/mesa/drivers/dri/intel/intel_screen.c
+++ b/src/mesa/drivers/dri/intel/intel_screen.c
@@ -177,13 +177,6 @@ intelUpdateScreenFromSAREA(intelScreenPrivate * intelScreen,
intelScreen->back.size = sarea->back_size;
intelScreen->back.tiled = sarea->back_tiled;
- if (intelScreen->driScrnPriv->ddx_version.minor >= 8) {
- intelScreen->third.offset = sarea->third_offset;
- intelScreen->third.handle = sarea->third_handle;
- intelScreen->third.size = sarea->third_size;
- intelScreen->third.tiled = sarea->third_tiled;
- }
-
intelScreen->depth.offset = sarea->depth_offset;
intelScreen->depth.handle = sarea->depth_handle;
intelScreen->depth.size = sarea->depth_size;
@@ -192,12 +185,10 @@ intelUpdateScreenFromSAREA(intelScreenPrivate * intelScreen,
if (intelScreen->driScrnPriv->ddx_version.minor >= 9) {
intelScreen->front.bo_handle = sarea->front_bo_handle;
intelScreen->back.bo_handle = sarea->back_bo_handle;
- intelScreen->third.bo_handle = sarea->third_bo_handle;
intelScreen->depth.bo_handle = sarea->depth_bo_handle;
} else {
intelScreen->front.bo_handle = -1;
intelScreen->back.bo_handle = -1;
- intelScreen->third.bo_handle = -1;
intelScreen->depth.bo_handle = -1;
}
@@ -353,12 +344,6 @@ intelCreateBuffer(__DRIscreenPrivate * driScrnPriv,
_mesa_add_renderbuffer(&intel_fb->Base, BUFFER_BACK_LEFT,
&intel_fb->color_rb[1]->Base);
- if (screen->third.handle) {
- struct gl_renderbuffer *tmp_rb = NULL;
-
- intel_fb->color_rb[2] = intel_create_renderbuffer(rgbFormat);
- _mesa_reference_renderbuffer(&tmp_rb, &intel_fb->color_rb[2]->Base);
- }
}
if (mesaVis->depthBits == 24) {
diff --git a/src/mesa/drivers/dri/intel/intel_screen.h b/src/mesa/drivers/dri/intel/intel_screen.h
index 91f0d6d1ae8..cf5359baaeb 100644
--- a/src/mesa/drivers/dri/intel/intel_screen.h
+++ b/src/mesa/drivers/dri/intel/intel_screen.h
@@ -56,7 +56,6 @@ typedef struct
{
intelRegion front;
intelRegion back;
- intelRegion third;
intelRegion depth;
intelRegion tex;
diff --git a/src/mesa/drivers/dri/r300/r300_reg.h b/src/mesa/drivers/dri/r300/r300_reg.h
index 778db96cc1f..7c6485ef60b 100644
--- a/src/mesa/drivers/dri/r300/r300_reg.h
+++ b/src/mesa/drivers/dri/r300/r300_reg.h
@@ -64,7 +64,7 @@ USE OR OTHER DEALINGS IN THE SOFTWARE.
#define R300_SE_VPORT_ZSCALE 0x1DA8
#define R300_SE_VPORT_ZOFFSET 0x1DAC
-
+#define R300_VAP_PORT_IDX0 0x2040
/*
* Vertex Array Processing (VAP) Control
*/
@@ -3201,9 +3201,9 @@ enum {
#define R300_PACKET3_3D_LOAD_VBPNTR 0x00002F00
#define R300_PACKET3_INDX_BUFFER 0x00003300
-# define R300_EB_UNK1_SHIFT 24
-# define R300_EB_UNK1 (0x80<<24)
-# define R300_EB_UNK2 0x0810
+# define R300_INDX_BUFFER_DST_SHIFT 0
+# define R300_INDX_BUFFER_SKIP_SHIFT 16
+# define R300_INDX_BUFFER_ONE_REG_WR (1<<31)
/* Same as R300_PACKET3_3D_DRAW_VBUF but without VAP_VTX_FMT */
#define R300_PACKET3_3D_DRAW_VBUF_2 0x00003400
diff --git a/src/mesa/drivers/dri/r300/r300_render.c b/src/mesa/drivers/dri/r300/r300_render.c
index 292f87a2b1b..f9266e44c13 100644
--- a/src/mesa/drivers/dri/r300/r300_render.c
+++ b/src/mesa/drivers/dri/r300/r300_render.c
@@ -208,7 +208,8 @@ static void r300FireEB(r300ContextPtr rmesa, unsigned long addr,
e32(R300_VAP_VF_CNTL__PRIM_WALK_INDICES | (vertex_count << 16) | type | R300_VAP_VF_CNTL__INDEX_SIZE_32bit);
start_packet3(CP_PACKET3(R300_PACKET3_INDX_BUFFER, 2), 2);
- e32(R300_EB_UNK1 | (0 << 16) | R300_EB_UNK2);
+ e32(R300_INDX_BUFFER_ONE_REG_WR | (0 << R300_INDX_BUFFER_SKIP_SHIFT) |
+ (R300_VAP_PORT_IDX0 >> 2));
e32(addr);
e32(vertex_count);
}
diff --git a/src/mesa/main/config.h b/src/mesa/main/config.h
index e29964a1e86..ec7e156ebd8 100644
--- a/src/mesa/main/config.h
+++ b/src/mesa/main/config.h
@@ -181,14 +181,14 @@
/** For any program target/extension */
/*@{*/
#define MAX_PROGRAM_INSTRUCTIONS (16 * 1024)
-#define MAX_PROGRAM_LOCAL_PARAMS 128 /* KW: power of two */
+#define MAX_PROGRAM_LOCAL_PARAMS 256 /**< per-program constants (power of two) */
#define MAX_PROGRAM_ENV_PARAMS 128
#define MAX_PROGRAM_MATRICES 8
#define MAX_PROGRAM_MATRIX_STACK_DEPTH 4
#define MAX_PROGRAM_CALL_DEPTH 8
#define MAX_PROGRAM_TEMPS 128
#define MAX_PROGRAM_ADDRESS_REGS 2
-#define MAX_UNIFORMS 128 /**< number of float components */
+#define MAX_UNIFORMS 256 /**< number of vec4 uniforms */
#define MAX_VARYING 8 /**< number of float[4] vectors */
#define MAX_SAMPLERS 8
#define MAX_PROGRAM_INPUTS 32
diff --git a/src/mesa/shader/prog_statevars.h b/src/mesa/shader/prog_statevars.h
index 72e51f40314..d5358a1d042 100644
--- a/src/mesa/shader/prog_statevars.h
+++ b/src/mesa/shader/prog_statevars.h
@@ -79,10 +79,10 @@ typedef enum gl_state_index_ {
STATE_SHININESS,
STATE_HALF_VECTOR,
- STATE_POSITION,
- STATE_ATTENUATION,
- STATE_SPOT_DIRECTION,
- STATE_SPOT_CUTOFF,
+ STATE_POSITION, /**< xyzw = position */
+ STATE_ATTENUATION, /**< xyz = attenuation, w = spot exponent */
+ STATE_SPOT_DIRECTION, /**< xyz = direction, w = cos(cutoff) */
+ STATE_SPOT_CUTOFF, /**< x = cutoff, yzw = undefined */
STATE_TEXGEN_EYE_S,
STATE_TEXGEN_EYE_T,
diff --git a/src/mesa/shader/slang/library/slang_common_builtin.gc b/src/mesa/shader/slang/library/slang_common_builtin.gc
index a051c53eea3..3e03b101b87 100644
--- a/src/mesa/shader/slang/library/slang_common_builtin.gc
+++ b/src/mesa/shader/slang/library/slang_common_builtin.gc
@@ -1,8 +1,9 @@
/*
* Mesa 3-D graphics library
- * Version: 6.5
+ * Version: 7.3
*
* Copyright (C) 2006 Brian Paul All Rights Reserved.
+ * Copyright (C) 2008 VMware, Inc. All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
@@ -98,6 +99,9 @@ struct gl_MaterialParameters {
uniform gl_MaterialParameters gl_FrontMaterial;
uniform gl_MaterialParameters gl_BackMaterial;
+/* NOTE: the order of these fields is significant!
+ * See the definition of the lighting state vars such as STATE_SPOT_DIRECTION.
+ */
struct gl_LightSourceParameters {
vec4 ambient;
vec4 diffuse;
@@ -105,12 +109,14 @@ struct gl_LightSourceParameters {
vec4 position;
vec4 halfVector;
vec3 spotDirection;
- float spotExponent;
- float spotCutoff;
float spotCosCutoff;
+
float constantAttenuation;
float linearAttenuation;
float quadraticAttenuation;
+ float spotExponent;
+
+ float spotCutoff;
};
uniform gl_LightSourceParameters gl_LightSource[gl_MaxLights];
diff --git a/src/mesa/shader/slang/library/slang_common_builtin_gc.h b/src/mesa/shader/slang/library/slang_common_builtin_gc.h
index 46632010815..759bf247d80 100644
--- a/src/mesa/shader/slang/library/slang_common_builtin_gc.h
+++ b/src/mesa/shader/slang/library/slang_common_builtin_gc.h
@@ -66,58 +66,58 @@
116,83,111,117,114,99,101,80,97,114,97,109,101,116,101,114,115,0,12,0,97,109,98,105,101,110,116,0,
0,0,1,12,0,100,105,102,102,117,115,101,0,0,0,1,12,0,115,112,101,99,117,108,97,114,0,0,0,1,12,0,112,
111,115,105,116,105,111,110,0,0,0,1,12,0,104,97,108,102,86,101,99,116,111,114,0,0,0,1,11,0,115,112,
-111,116,68,105,114,101,99,116,105,111,110,0,0,0,1,9,0,115,112,111,116,69,120,112,111,110,101,110,
-116,0,0,0,1,9,0,115,112,111,116,67,117,116,111,102,102,0,0,0,1,9,0,115,112,111,116,67,111,115,67,
-117,116,111,102,102,0,0,0,1,9,0,99,111,110,115,116,97,110,116,65,116,116,101,110,117,97,116,105,
-111,110,0,0,0,1,9,0,108,105,110,101,97,114,65,116,116,101,110,117,97,116,105,111,110,0,0,0,1,9,0,
-113,117,97,100,114,97,116,105,99,65,116,116,101,110,117,97,116,105,111,110,0,0,0,0,0,0,0,2,2,90,95,
-4,0,25,103,108,95,76,105,103,104,116,83,111,117,114,99,101,80,97,114,97,109,101,116,101,114,115,0,
-0,1,103,108,95,76,105,103,104,116,83,111,117,114,99,101,0,3,18,103,108,95,77,97,120,76,105,103,104,
-116,115,0,0,0,2,2,90,95,0,0,24,103,108,95,76,105,103,104,116,77,111,100,101,108,80,97,114,97,109,
-101,116,101,114,115,0,12,0,97,109,98,105,101,110,116,0,0,0,0,0,0,0,2,2,90,95,4,0,25,103,108,95,76,
-105,103,104,116,77,111,100,101,108,80,97,114,97,109,101,116,101,114,115,0,0,1,103,108,95,76,105,
-103,104,116,77,111,100,101,108,0,0,0,2,2,90,95,0,0,24,103,108,95,76,105,103,104,116,77,111,100,101,
-108,80,114,111,100,117,99,116,115,0,12,0,115,99,101,110,101,67,111,108,111,114,0,0,0,0,0,0,0,2,2,
-90,95,4,0,25,103,108,95,76,105,103,104,116,77,111,100,101,108,80,114,111,100,117,99,116,115,0,0,1,
-103,108,95,70,114,111,110,116,76,105,103,104,116,77,111,100,101,108,80,114,111,100,117,99,116,0,0,
-0,2,2,90,95,4,0,25,103,108,95,76,105,103,104,116,77,111,100,101,108,80,114,111,100,117,99,116,115,
-0,0,1,103,108,95,66,97,99,107,76,105,103,104,116,77,111,100,101,108,80,114,111,100,117,99,116,0,0,
-0,2,2,90,95,0,0,24,103,108,95,76,105,103,104,116,80,114,111,100,117,99,116,115,0,12,0,97,109,98,
-105,101,110,116,0,0,0,1,12,0,100,105,102,102,117,115,101,0,0,0,1,12,0,115,112,101,99,117,108,97,
-114,0,0,0,0,0,0,0,2,2,90,95,4,0,25,103,108,95,76,105,103,104,116,80,114,111,100,117,99,116,115,0,0,
-1,103,108,95,70,114,111,110,116,76,105,103,104,116,80,114,111,100,117,99,116,0,3,18,103,108,95,77,
-97,120,76,105,103,104,116,115,0,0,0,2,2,90,95,4,0,25,103,108,95,76,105,103,104,116,80,114,111,100,
-117,99,116,115,0,0,1,103,108,95,66,97,99,107,76,105,103,104,116,80,114,111,100,117,99,116,0,3,18,
-103,108,95,77,97,120,76,105,103,104,116,115,0,0,0,2,2,90,95,4,0,12,0,1,103,108,95,84,101,120,116,
-117,114,101,69,110,118,67,111,108,111,114,0,3,18,103,108,95,77,97,120,84,101,120,116,117,114,101,
-73,109,97,103,101,85,110,105,116,115,0,0,0,2,2,90,95,4,0,12,0,1,103,108,95,69,121,101,80,108,97,
+111,116,68,105,114,101,99,116,105,111,110,0,0,0,1,9,0,115,112,111,116,67,111,115,67,117,116,111,
+102,102,0,0,0,1,9,0,99,111,110,115,116,97,110,116,65,116,116,101,110,117,97,116,105,111,110,0,0,0,
+1,9,0,108,105,110,101,97,114,65,116,116,101,110,117,97,116,105,111,110,0,0,0,1,9,0,113,117,97,100,
+114,97,116,105,99,65,116,116,101,110,117,97,116,105,111,110,0,0,0,1,9,0,115,112,111,116,69,120,112,
+111,110,101,110,116,0,0,0,1,9,0,115,112,111,116,67,117,116,111,102,102,0,0,0,0,0,0,0,2,2,90,95,4,0,
+25,103,108,95,76,105,103,104,116,83,111,117,114,99,101,80,97,114,97,109,101,116,101,114,115,0,0,1,
+103,108,95,76,105,103,104,116,83,111,117,114,99,101,0,3,18,103,108,95,77,97,120,76,105,103,104,116,
+115,0,0,0,2,2,90,95,0,0,24,103,108,95,76,105,103,104,116,77,111,100,101,108,80,97,114,97,109,101,
+116,101,114,115,0,12,0,97,109,98,105,101,110,116,0,0,0,0,0,0,0,2,2,90,95,4,0,25,103,108,95,76,105,
+103,104,116,77,111,100,101,108,80,97,114,97,109,101,116,101,114,115,0,0,1,103,108,95,76,105,103,
+104,116,77,111,100,101,108,0,0,0,2,2,90,95,0,0,24,103,108,95,76,105,103,104,116,77,111,100,101,108,
+80,114,111,100,117,99,116,115,0,12,0,115,99,101,110,101,67,111,108,111,114,0,0,0,0,0,0,0,2,2,90,95,
+4,0,25,103,108,95,76,105,103,104,116,77,111,100,101,108,80,114,111,100,117,99,116,115,0,0,1,103,
+108,95,70,114,111,110,116,76,105,103,104,116,77,111,100,101,108,80,114,111,100,117,99,116,0,0,0,2,
+2,90,95,4,0,25,103,108,95,76,105,103,104,116,77,111,100,101,108,80,114,111,100,117,99,116,115,0,0,
+1,103,108,95,66,97,99,107,76,105,103,104,116,77,111,100,101,108,80,114,111,100,117,99,116,0,0,0,2,
+2,90,95,0,0,24,103,108,95,76,105,103,104,116,80,114,111,100,117,99,116,115,0,12,0,97,109,98,105,
+101,110,116,0,0,0,1,12,0,100,105,102,102,117,115,101,0,0,0,1,12,0,115,112,101,99,117,108,97,114,0,
+0,0,0,0,0,0,2,2,90,95,4,0,25,103,108,95,76,105,103,104,116,80,114,111,100,117,99,116,115,0,0,1,103,
+108,95,70,114,111,110,116,76,105,103,104,116,80,114,111,100,117,99,116,0,3,18,103,108,95,77,97,120,
+76,105,103,104,116,115,0,0,0,2,2,90,95,4,0,25,103,108,95,76,105,103,104,116,80,114,111,100,117,99,
+116,115,0,0,1,103,108,95,66,97,99,107,76,105,103,104,116,80,114,111,100,117,99,116,0,3,18,103,108,
+95,77,97,120,76,105,103,104,116,115,0,0,0,2,2,90,95,4,0,12,0,1,103,108,95,84,101,120,116,117,114,
+101,69,110,118,67,111,108,111,114,0,3,18,103,108,95,77,97,120,84,101,120,116,117,114,101,73,109,97,
+103,101,85,110,105,116,115,0,0,0,2,2,90,95,4,0,12,0,1,103,108,95,69,121,101,80,108,97,110,101,83,0,
+3,18,103,108,95,77,97,120,84,101,120,116,117,114,101,67,111,111,114,100,115,0,0,0,2,2,90,95,4,0,12,
+0,1,103,108,95,69,121,101,80,108,97,110,101,84,0,3,18,103,108,95,77,97,120,84,101,120,116,117,114,
+101,67,111,111,114,100,115,0,0,0,2,2,90,95,4,0,12,0,1,103,108,95,69,121,101,80,108,97,110,101,82,0,
+3,18,103,108,95,77,97,120,84,101,120,116,117,114,101,67,111,111,114,100,115,0,0,0,2,2,90,95,4,0,12,
+0,1,103,108,95,69,121,101,80,108,97,110,101,81,0,3,18,103,108,95,77,97,120,84,101,120,116,117,114,
+101,67,111,111,114,100,115,0,0,0,2,2,90,95,4,0,12,0,1,103,108,95,79,98,106,101,99,116,80,108,97,
110,101,83,0,3,18,103,108,95,77,97,120,84,101,120,116,117,114,101,67,111,111,114,100,115,0,0,0,2,2,
-90,95,4,0,12,0,1,103,108,95,69,121,101,80,108,97,110,101,84,0,3,18,103,108,95,77,97,120,84,101,120,
-116,117,114,101,67,111,111,114,100,115,0,0,0,2,2,90,95,4,0,12,0,1,103,108,95,69,121,101,80,108,97,
-110,101,82,0,3,18,103,108,95,77,97,120,84,101,120,116,117,114,101,67,111,111,114,100,115,0,0,0,2,2,
-90,95,4,0,12,0,1,103,108,95,69,121,101,80,108,97,110,101,81,0,3,18,103,108,95,77,97,120,84,101,120,
-116,117,114,101,67,111,111,114,100,115,0,0,0,2,2,90,95,4,0,12,0,1,103,108,95,79,98,106,101,99,116,
-80,108,97,110,101,83,0,3,18,103,108,95,77,97,120,84,101,120,116,117,114,101,67,111,111,114,100,115,
-0,0,0,2,2,90,95,4,0,12,0,1,103,108,95,79,98,106,101,99,116,80,108,97,110,101,84,0,3,18,103,108,95,
-77,97,120,84,101,120,116,117,114,101,67,111,111,114,100,115,0,0,0,2,2,90,95,4,0,12,0,1,103,108,95,
-79,98,106,101,99,116,80,108,97,110,101,82,0,3,18,103,108,95,77,97,120,84,101,120,116,117,114,101,
-67,111,111,114,100,115,0,0,0,2,2,90,95,4,0,12,0,1,103,108,95,79,98,106,101,99,116,80,108,97,110,
-101,81,0,3,18,103,108,95,77,97,120,84,101,120,116,117,114,101,67,111,111,114,100,115,0,0,0,2,2,90,
-95,0,0,24,103,108,95,70,111,103,80,97,114,97,109,101,116,101,114,115,0,12,0,99,111,108,111,114,0,0,
-0,1,9,0,100,101,110,115,105,116,121,0,0,0,1,9,0,115,116,97,114,116,0,0,0,1,9,0,101,110,100,0,0,0,1,
-9,0,115,99,97,108,101,0,0,0,0,0,0,0,2,2,90,95,4,0,25,103,108,95,70,111,103,80,97,114,97,109,101,
-116,101,114,115,0,0,1,103,108,95,70,111,103,0,0,0,1,90,95,0,0,9,0,0,114,97,100,105,97,110,115,0,1,
-1,0,0,9,0,100,101,103,0,0,0,1,3,2,90,95,1,0,9,0,1,99,0,2,17,51,0,49,52,49,53,57,50,54,0,0,17,49,56,
-48,0,48,0,0,49,0,0,4,118,101,99,52,95,109,117,108,116,105,112,108,121,0,18,95,95,114,101,116,86,97,
-108,0,0,18,100,101,103,0,0,18,99,0,0,0,0,1,90,95,0,0,10,0,0,114,97,100,105,97,110,115,0,1,1,0,0,10,
-0,100,101,103,0,0,0,1,3,2,90,95,1,0,9,0,1,99,0,2,17,51,0,49,52,49,53,57,50,54,0,0,17,49,56,48,0,48,
-0,0,49,0,0,4,118,101,99,52,95,109,117,108,116,105,112,108,121,0,18,95,95,114,101,116,86,97,108,0,
-59,120,121,0,0,18,100,101,103,0,59,120,121,0,0,18,99,0,59,120,120,0,0,0,0,1,90,95,0,0,11,0,0,114,
-97,100,105,97,110,115,0,1,1,0,0,11,0,100,101,103,0,0,0,1,3,2,90,95,1,0,9,0,1,99,0,2,17,51,0,49,52,
-49,53,57,50,54,0,0,17,49,56,48,0,48,0,0,49,0,0,4,118,101,99,52,95,109,117,108,116,105,112,108,121,
-0,18,95,95,114,101,116,86,97,108,0,59,120,121,122,0,0,18,100,101,103,0,59,120,121,122,0,0,18,99,0,
-59,120,120,120,0,0,0,0,1,90,95,0,0,12,0,0,114,97,100,105,97,110,115,0,1,1,0,0,12,0,100,101,103,0,0,
-0,1,3,2,90,95,1,0,9,0,1,99,0,2,17,51,0,49,52,49,53,57,50,54,0,0,17,49,56,48,0,48,0,0,49,0,0,4,118,
+90,95,4,0,12,0,1,103,108,95,79,98,106,101,99,116,80,108,97,110,101,84,0,3,18,103,108,95,77,97,120,
+84,101,120,116,117,114,101,67,111,111,114,100,115,0,0,0,2,2,90,95,4,0,12,0,1,103,108,95,79,98,106,
+101,99,116,80,108,97,110,101,82,0,3,18,103,108,95,77,97,120,84,101,120,116,117,114,101,67,111,111,
+114,100,115,0,0,0,2,2,90,95,4,0,12,0,1,103,108,95,79,98,106,101,99,116,80,108,97,110,101,81,0,3,18,
+103,108,95,77,97,120,84,101,120,116,117,114,101,67,111,111,114,100,115,0,0,0,2,2,90,95,0,0,24,103,
+108,95,70,111,103,80,97,114,97,109,101,116,101,114,115,0,12,0,99,111,108,111,114,0,0,0,1,9,0,100,
+101,110,115,105,116,121,0,0,0,1,9,0,115,116,97,114,116,0,0,0,1,9,0,101,110,100,0,0,0,1,9,0,115,99,
+97,108,101,0,0,0,0,0,0,0,2,2,90,95,4,0,25,103,108,95,70,111,103,80,97,114,97,109,101,116,101,114,
+115,0,0,1,103,108,95,70,111,103,0,0,0,1,90,95,0,0,9,0,0,114,97,100,105,97,110,115,0,1,1,0,0,9,0,
+100,101,103,0,0,0,1,3,2,90,95,1,0,9,0,1,99,0,2,17,51,0,49,52,49,53,57,50,54,0,0,17,49,56,48,0,48,0,
+0,49,0,0,4,118,101,99,52,95,109,117,108,116,105,112,108,121,0,18,95,95,114,101,116,86,97,108,0,0,
+18,100,101,103,0,0,18,99,0,0,0,0,1,90,95,0,0,10,0,0,114,97,100,105,97,110,115,0,1,1,0,0,10,0,100,
+101,103,0,0,0,1,3,2,90,95,1,0,9,0,1,99,0,2,17,51,0,49,52,49,53,57,50,54,0,0,17,49,56,48,0,48,0,0,
+49,0,0,4,118,101,99,52,95,109,117,108,116,105,112,108,121,0,18,95,95,114,101,116,86,97,108,0,59,
+120,121,0,0,18,100,101,103,0,59,120,121,0,0,18,99,0,59,120,120,0,0,0,0,1,90,95,0,0,11,0,0,114,97,
+100,105,97,110,115,0,1,1,0,0,11,0,100,101,103,0,0,0,1,3,2,90,95,1,0,9,0,1,99,0,2,17,51,0,49,52,49,
+53,57,50,54,0,0,17,49,56,48,0,48,0,0,49,0,0,4,118,101,99,52,95,109,117,108,116,105,112,108,121,0,
+18,95,95,114,101,116,86,97,108,0,59,120,121,122,0,0,18,100,101,103,0,59,120,121,122,0,0,18,99,0,59,
+120,120,120,0,0,0,0,1,90,95,0,0,12,0,0,114,97,100,105,97,110,115,0,1,1,0,0,12,0,100,101,103,0,0,0,
+1,3,2,90,95,1,0,9,0,1,99,0,2,17,51,0,49,52,49,53,57,50,54,0,0,17,49,56,48,0,48,0,0,49,0,0,4,118,
101,99,52,95,109,117,108,116,105,112,108,121,0,18,95,95,114,101,116,86,97,108,0,0,18,100,101,103,0,
0,18,99,0,59,120,120,120,120,0,0,0,0,1,90,95,0,0,9,0,0,100,101,103,114,101,101,115,0,1,1,0,0,9,0,
114,97,100,0,0,0,1,3,2,90,95,1,0,9,0,1,99,0,2,17,49,56,48,0,48,0,0,17,51,0,49,52,49,53,57,50,54,0,
diff --git a/src/mesa/shader/slang/slang_builtin.c b/src/mesa/shader/slang/slang_builtin.c
index db00c54b8a2..c0f4c79e136 100644
--- a/src/mesa/shader/slang/slang_builtin.c
+++ b/src/mesa/shader/slang/slang_builtin.c
@@ -1,8 +1,9 @@
/*
* Mesa 3-D graphics library
- * Version: 6.5.3
+ * Version: 7.3
*
* Copyright (C) 2005-2007 Brian Paul All Rights Reserved.
+ * Copyright (C) 2008 VMware, Inc. All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
@@ -39,6 +40,10 @@
#include "shader/slang/slang_builtin.h"
+/** special state token (see below) */
+#define STATE_ARRAY ((gl_state_index) 0xfffff)
+
+
/**
* Lookup GL state given a variable name, 0, 1 or 2 indexes and a field.
* Allocate room for the state in the given param list and return position
@@ -132,6 +137,8 @@ lookup_statevar(const char *var, GLint index1, GLint index2, const char *field,
}
}
else if (strcmp(var, "gl_ClipPlane") == 0) {
+ if (index1 < 0)
+ return -1;
tokens[0] = STATE_CLIPPLANE;
tokens[1] = index1;
}
@@ -196,8 +203,12 @@ lookup_statevar(const char *var, GLint index1, GLint index2, const char *field,
}
}
else if (strcmp(var, "gl_LightSource") == 0) {
+ if (!field || index1 < 0)
+ return -1;
+
tokens[0] = STATE_LIGHT;
tokens[1] = index1;
+
if (strcmp(field, "ambient") == 0) {
tokens[2] = STATE_AMBIENT;
}
@@ -272,6 +283,9 @@ lookup_statevar(const char *var, GLint index1, GLint index2, const char *field,
}
else if (strcmp(var, "gl_FrontLightProduct") == 0 ||
strcmp(var, "gl_BackLightProduct") == 0) {
+ if (index1 < 0 || !field)
+ return -1;
+
tokens[0] = STATE_LIGHTPROD;
tokens[1] = index1; /* light number */
if (strcmp(var, "gl_FrontLightProduct") == 0) {
@@ -294,45 +308,63 @@ lookup_statevar(const char *var, GLint index1, GLint index2, const char *field,
}
}
else if (strcmp(var, "gl_TextureEnvColor") == 0) {
+ if (index1 < 0)
+ return -1;
tokens[0] = STATE_TEXENV_COLOR;
tokens[1] = index1;
}
else if (strcmp(var, "gl_EyePlaneS") == 0) {
+ if (index1 < 0)
+ return -1;
tokens[0] = STATE_TEXGEN;
tokens[1] = index1; /* tex unit */
tokens[2] = STATE_TEXGEN_EYE_S;
}
else if (strcmp(var, "gl_EyePlaneT") == 0) {
+ if (index1 < 0)
+ return -1;
tokens[0] = STATE_TEXGEN;
tokens[1] = index1; /* tex unit */
tokens[2] = STATE_TEXGEN_EYE_T;
}
else if (strcmp(var, "gl_EyePlaneR") == 0) {
+ if (index1 < 0)
+ return -1;
tokens[0] = STATE_TEXGEN;
tokens[1] = index1; /* tex unit */
tokens[2] = STATE_TEXGEN_EYE_R;
}
else if (strcmp(var, "gl_EyePlaneQ") == 0) {
+ if (index1 < 0)
+ return -1;
tokens[0] = STATE_TEXGEN;
tokens[1] = index1; /* tex unit */
tokens[2] = STATE_TEXGEN_EYE_Q;
}
else if (strcmp(var, "gl_ObjectPlaneS") == 0) {
+ if (index1 < 0)
+ return -1;
tokens[0] = STATE_TEXGEN;
tokens[1] = index1; /* tex unit */
tokens[2] = STATE_TEXGEN_OBJECT_S;
}
else if (strcmp(var, "gl_ObjectPlaneT") == 0) {
+ if (index1 < 0)
+ return -1;
tokens[0] = STATE_TEXGEN;
tokens[1] = index1; /* tex unit */
tokens[2] = STATE_TEXGEN_OBJECT_T;
}
else if (strcmp(var, "gl_ObjectPlaneR") == 0) {
+ if (index1 < 0)
+ return -1;
tokens[0] = STATE_TEXGEN;
tokens[1] = index1; /* tex unit */
tokens[2] = STATE_TEXGEN_OBJECT_R;
}
else if (strcmp(var, "gl_ObjectPlaneQ") == 0) {
+ if (index1 < 0)
+ return -1;
tokens[0] = STATE_TEXGEN;
tokens[1] = index1; /* tex unit */
tokens[2] = STATE_TEXGEN_OBJECT_Q;
@@ -386,13 +418,222 @@ lookup_statevar(const char *var, GLint index1, GLint index2, const char *field,
}
+
+/**
+ * Given a variable name and datatype, emit uniform/constant buffer
+ * entries which will store that state variable.
+ * For example, if name="gl_LightSource" we'll emit 64 state variable
+ * vectors/references and return position where that data starts. This will
+ * allow run-time array indexing into the light source array.
+ *
+ * Note that this is a recursive function.
+ *
+ * \return -1 if error, else index of start of data in the program parameter list
+ */
+static GLint
+emit_statevars(const char *name, int array_len,
+ const slang_type_specifier *type,
+ gl_state_index tokens[STATE_LENGTH],
+ struct gl_program_parameter_list *paramList)
+{
+ if (type->type == SLANG_SPEC_ARRAY) {
+ GLint i, pos;
+ assert(array_len > 0);
+ if (strcmp(name, "gl_ClipPlane") == 0) {
+ tokens[0] = STATE_CLIPPLANE;
+ }
+ else if (strcmp(name, "gl_LightSource") == 0) {
+ tokens[0] = STATE_LIGHT;
+ }
+ else if (strcmp(name, "gl_FrontLightProduct") == 0) {
+ tokens[0] = STATE_LIGHTPROD;
+ tokens[2] = 0; /* front */
+ }
+ else if (strcmp(name, "gl_BackLightProduct") == 0) {
+ tokens[0] = STATE_LIGHTPROD;
+ tokens[2] = 1; /* back */
+ }
+ else if (strcmp(name, "gl_TextureEnvColor") == 0) {
+ tokens[0] = STATE_TEXENV_COLOR;
+ }
+ else if (strcmp(name, "gl_EyePlaneS") == 0) {
+ tokens[0] = STATE_TEXGEN_EYE_S;
+ }
+ else if (strcmp(name, "gl_EyePlaneT") == 0) {
+ tokens[0] = STATE_TEXGEN_EYE_T;
+ }
+ else if (strcmp(name, "gl_EyePlaneR") == 0) {
+ tokens[0] = STATE_TEXGEN_EYE_R;
+ }
+ else if (strcmp(name, "gl_EyePlaneQ") == 0) {
+ tokens[0] = STATE_TEXGEN_EYE_Q;
+ }
+ else if (strcmp(name, "gl_ObjectPlaneS") == 0) {
+ tokens[0] = STATE_TEXGEN_OBJECT_S;
+ }
+ else if (strcmp(name, "gl_ObjectPlaneT") == 0) {
+ tokens[0] = STATE_TEXGEN_OBJECT_T;
+ }
+ else if (strcmp(name, "gl_ObjectPlaneR") == 0) {
+ tokens[0] = STATE_TEXGEN_OBJECT_R;
+ }
+ else if (strcmp(name, "gl_ObjectPlaneQ") == 0) {
+ tokens[0] = STATE_TEXGEN_OBJECT_Q;
+ }
+ else {
+ return -1; /* invalid array name */
+ }
+ for (i = 0; i < array_len; i++) {
+ GLint p;
+ tokens[1] = i;
+ p = emit_statevars(NULL, 0, type->_array, tokens, paramList);
+ if (i == 0)
+ pos = p;
+ }
+ return pos;
+ }
+ else if (type->type == SLANG_SPEC_STRUCT) {
+ const slang_variable_scope *fields = type->_struct->fields;
+ GLuint i, pos;
+ for (i = 0; i < fields->num_variables; i++) {
+ const slang_variable *var = fields->variables[i];
+ GLint p = emit_statevars(var->a_name, 0, &var->type.specifier,
+ tokens, paramList);
+ if (i == 0)
+ pos = p;
+ }
+ return pos;
+ }
+ else {
+ GLint pos;
+ assert(type->type == SLANG_SPEC_VEC4 ||
+ type->type == SLANG_SPEC_VEC3 ||
+ type->type == SLANG_SPEC_VEC2 ||
+ type->type == SLANG_SPEC_FLOAT ||
+ type->type == SLANG_SPEC_IVEC4 ||
+ type->type == SLANG_SPEC_IVEC3 ||
+ type->type == SLANG_SPEC_IVEC2 ||
+ type->type == SLANG_SPEC_INT);
+ if (name) {
+ GLint t;
+
+ if (tokens[0] == STATE_LIGHT)
+ t = 2;
+ else if (tokens[0] == STATE_LIGHTPROD)
+ t = 3;
+ else
+ return -1; /* invalid array name */
+
+ if (strcmp(name, "ambient") == 0) {
+ tokens[t] = STATE_AMBIENT;
+ }
+ else if (strcmp(name, "diffuse") == 0) {
+ tokens[t] = STATE_DIFFUSE;
+ }
+ else if (strcmp(name, "specular") == 0) {
+ tokens[t] = STATE_SPECULAR;
+ }
+ else if (strcmp(name, "position") == 0) {
+ tokens[t] = STATE_POSITION;
+ }
+ else if (strcmp(name, "halfVector") == 0) {
+ tokens[t] = STATE_HALF_VECTOR;
+ }
+ else if (strcmp(name, "spotDirection") == 0) {
+ tokens[t] = STATE_SPOT_DIRECTION; /* xyz components */
+ }
+ else if (strcmp(name, "spotCosCutoff") == 0) {
+ tokens[t] = STATE_SPOT_DIRECTION; /* w component */
+ }
+
+ else if (strcmp(name, "constantAttenuation") == 0) {
+ tokens[t] = STATE_ATTENUATION; /* x component */
+ }
+ else if (strcmp(name, "linearAttenuation") == 0) {
+ tokens[t] = STATE_ATTENUATION; /* y component */
+ }
+ else if (strcmp(name, "quadraticAttenuation") == 0) {
+ tokens[t] = STATE_ATTENUATION; /* z component */
+ }
+ else if (strcmp(name, "spotExponent") == 0) {
+ tokens[t] = STATE_ATTENUATION; /* w = spot exponent */
+ }
+
+ else if (strcmp(name, "spotCutoff") == 0) {
+ tokens[t] = STATE_SPOT_CUTOFF; /* x component */
+ }
+
+ else {
+ return -1; /* invalid field name */
+ }
+ }
+
+ pos = _mesa_add_state_reference(paramList, tokens);
+ return pos;
+ }
+
+ return 1;
+}
+
+
+/**
+ * Unroll the named built-in uniform variable into a sequence of state
+ * vars in the given parameter list.
+ */
+static GLint
+alloc_state_var_array(const slang_variable *var,
+ struct gl_program_parameter_list *paramList)
+{
+ gl_state_index tokens[STATE_LENGTH];
+ GLuint i;
+ GLint pos;
+
+ /* Initialize the state tokens array. This is very important.
+ * When we call _mesa_add_state_reference() it'll searches the parameter
+ * list to see if the given statevar token sequence is already present.
+ * This is normally a good thing since it prevents redundant values in the
+ * constant buffer.
+ *
+ * But when we're building arrays of state this can be bad. For example,
+ * consider this fragment of GLSL code:
+ * foo = gl_LightSource[3].diffuse;
+ * ...
+ * bar = gl_LightSource[i].diffuse;
+ *
+ * When we unroll the gl_LightSource array (for "bar") we want to re-emit
+ * gl_LightSource[3].diffuse and not re-use the first instance (from "foo")
+ * since that would upset the array layout. We handle this situation by
+ * setting the last token in the state var token array to the special
+ * value STATE_ARRAY.
+ * This token will only be set for array state. We can hijack the last
+ * element in the array for this since it's never used for light, clipplane
+ * or texture env array state.
+ */
+ for (i = 0; i < STATE_LENGTH; i++)
+ tokens[i] = 0;
+ tokens[STATE_LENGTH - 1] = STATE_ARRAY;
+
+ pos = emit_statevars(var->a_name, var->array_len, &var->type.specifier,
+ tokens, paramList);
+
+ return pos;
+}
+
+
+
/**
* Allocate storage for a pre-defined uniform (a GL state variable).
* As a memory-saving optimization, we try to only allocate storage for
* state vars that are actually used.
- * For example, the "gl_LightSource" uniform is huge. If we only use
- * a handful of gl_LightSource fields, we don't want to allocate storage
- * for all of gl_LightSource.
+ *
+ * Arrays such as gl_LightSource are handled specially. For an expression
+ * like "gl_LightSource[2].diffuse", we can allocate a single uniform/constant
+ * slot and return the index. In this case, we return direct=TRUE.
+ *
+ * Buf for something like "gl_LightSource[i].diffuse" we don't know the value
+ * of 'i' at compile time so we need to "unroll" the gl_LightSource array
+ * into a consecutive sequence of uniform/constant slots so it can be indexed
+ * at runtime. In this case, we return direct=FALSE.
*
* Currently, all pre-defined uniforms are in one of these forms:
* var
@@ -401,52 +642,62 @@ lookup_statevar(const char *var, GLint index1, GLint index2, const char *field,
* var[i].field
* var[i][j]
*
- * \return -1 upon error, else position in paramList of the state var/data
+ * \return -1 upon error, else position in paramList of the state variable/data
*/
GLint
_slang_alloc_statevar(slang_ir_node *n,
- struct gl_program_parameter_list *paramList)
+ struct gl_program_parameter_list *paramList,
+ GLboolean *direct)
{
slang_ir_node *n0 = n;
- const char *field = NULL, *var;
- GLint index1 = -1, index2 = -1, pos;
+ const char *field = NULL;
+ GLint index1 = -1, index2 = -1;
GLuint swizzle;
+ *direct = GL_TRUE;
+
if (n->Opcode == IR_FIELD) {
field = n->Field;
n = n->Children[0];
}
if (n->Opcode == IR_ELEMENT) {
- /* XXX can only handle constant indexes for now */
if (n->Children[1]->Opcode == IR_FLOAT) {
index1 = (GLint) n->Children[1]->Value[0];
- n = n->Children[0];
}
else {
- return -1;
+ *direct = GL_FALSE;
}
+ n = n->Children[0];
}
if (n->Opcode == IR_ELEMENT) {
/* XXX can only handle constant indexes for now */
- assert(n->Children[1]->Opcode == IR_FLOAT);
- index2 = (GLint) n->Children[1]->Value[0];
+ if (n->Children[1]->Opcode == IR_FLOAT) {
+ index2 = (GLint) n->Children[1]->Value[0];
+ }
+ else {
+ *direct = GL_FALSE;
+ }
n = n->Children[0];
}
assert(n->Opcode == IR_VAR);
- var = (char *) n->Var->a_name;
- pos = lookup_statevar(var, index1, index2, field, &swizzle, paramList);
- assert(pos >= 0);
- if (pos >= 0) {
- /* newly resolved storage for the statevar/constant/uniform */
- n0->Store->File = PROGRAM_STATE_VAR;
- n0->Store->Index = pos;
- n0->Store->Swizzle = swizzle;
- n0->Store->Parent = NULL;
+ if (*direct) {
+ const char *var = (const char *) n->Var->a_name;
+ GLint pos =
+ lookup_statevar(var, index1, index2, field, &swizzle, paramList);
+ if (pos >= 0) {
+ /* newly resolved storage for the statevar/constant/uniform */
+ n0->Store->File = PROGRAM_STATE_VAR;
+ n0->Store->Index = pos;
+ n0->Store->Swizzle = swizzle;
+ n0->Store->Parent = NULL;
+ return pos;
+ }
}
- return pos;
-}
+ *direct = GL_FALSE;
+ return alloc_state_var_array(n->Var, paramList);
+}
diff --git a/src/mesa/shader/slang/slang_builtin.h b/src/mesa/shader/slang/slang_builtin.h
index 58629f4f7fe..7f6fe80fcca 100644
--- a/src/mesa/shader/slang/slang_builtin.h
+++ b/src/mesa/shader/slang/slang_builtin.h
@@ -33,7 +33,8 @@
extern GLint
_slang_alloc_statevar(slang_ir_node *n,
- struct gl_program_parameter_list *paramList);
+ struct gl_program_parameter_list *paramList,
+ GLboolean *direct);
#endif /* SLANG_BUILTIN_H */
diff --git a/src/mesa/shader/slang/slang_emit.c b/src/mesa/shader/slang/slang_emit.c
index 6587f9cf276..500112b6f67 100644
--- a/src/mesa/shader/slang/slang_emit.c
+++ b/src/mesa/shader/slang/slang_emit.c
@@ -348,6 +348,10 @@ storage_to_src_reg(struct prog_src_register *src, const slang_ir_storage *st)
assert(index >= 0);
while (st->Parent) {
st = st->Parent;
+ if (st->Index < 0) {
+ /* an error should have been reported already */
+ return;
+ }
assert(st->Index >= 0);
index += st->Index;
swizzle = _slang_swizzle_swizzle(fix_swizzle(st->Swizzle), swizzle);
@@ -1841,9 +1845,17 @@ emit_array_element(slang_emit_info *emitInfo, slang_ir_node *n)
root = root->Parent;
if (root->File == PROGRAM_STATE_VAR) {
- GLint index = _slang_alloc_statevar(n, emitInfo->prog->Parameters);
- assert(n->Store->Index == index);
- return NULL;
+ GLboolean direct;
+ GLint index =
+ _slang_alloc_statevar(n, emitInfo->prog->Parameters, &direct);
+ if (index < 0) {
+ /* error */
+ return NULL;
+ }
+ if (direct) {
+ n->Store->Index = index;
+ return NULL; /* all done */
+ }
}
}
@@ -1967,28 +1979,30 @@ emit_struct_field(slang_emit_info *emitInfo, slang_ir_node *n)
* space for the ones that we actually use!
*/
if (root->File == PROGRAM_STATE_VAR) {
- root->Index = _slang_alloc_statevar(n, emitInfo->prog->Parameters);
- if (root->Index < 0) {
+ GLboolean direct;
+ GLint index = _slang_alloc_statevar(n, emitInfo->prog->Parameters, &direct);
+ if (index < 0) {
slang_info_log_error(emitInfo->log, "Error parsing state variable");
return NULL;
}
- return NULL;
- }
- else {
- /* do codegen for struct */
- emit(emitInfo, n->Children[0]);
- assert(n->Children[0]->Store->Index >= 0);
+ if (direct) {
+ root->Index = index;
+ return NULL; /* all done */
+ }
}
+ /* do codegen for struct */
+ emit(emitInfo, n->Children[0]);
+ assert(n->Children[0]->Store->Index >= 0);
+
+
fieldOffset = n->Store->Index;
fieldSize = n->Store->Size;
_slang_copy_ir_storage(n->Store, n->Children[0]->Store);
n->Store->Index = n->Children[0]->Store->Index + fieldOffset / 4;
- /* XXX test this:
- n->Store->Index += fieldOffset / 4;
- */
+ n->Store->Size = fieldSize;
switch (fieldSize) {
case 1:
@@ -2077,7 +2091,18 @@ emit_var_ref(slang_emit_info *emitInfo, slang_ir_node *n)
assert(n->Store->File != PROGRAM_UNDEFINED);
if (n->Store->File == PROGRAM_STATE_VAR && n->Store->Index < 0) {
- n->Store->Index = _slang_alloc_statevar(n, emitInfo->prog->Parameters);
+ GLboolean direct;
+ GLint index = _slang_alloc_statevar(n, emitInfo->prog->Parameters, &direct);
+ if (index < 0) {
+ /* error */
+ char s[100];
+ snprintf(s, sizeof(s), "Undefined variable '%s'",
+ (char *) n->Var->a_name);
+ slang_info_log_error(emitInfo->log, s);
+ return NULL;
+ }
+
+ n->Store->Index = index;
}
else if (n->Store->File == PROGRAM_UNIFORM) {
/* mark var as used */
diff --git a/src/mesa/shader/slang/slang_link.c b/src/mesa/shader/slang/slang_link.c
index 3e97c8672b6..1b63659cfdb 100644
--- a/src/mesa/shader/slang/slang_link.c
+++ b/src/mesa/shader/slang/slang_link.c
@@ -240,7 +240,10 @@ link_uniform_vars(struct gl_shader_program *shProg,
GLuint sampNum = *numSamplers;
GLuint oldSampNum = (GLuint) prog->Parameters->ParameterValues[i][0];
if (oldSampNum >= MAX_SAMPLERS) {
- link_error(shProg, "Too many texture samplers");
+ char s[100];
+ sprintf(s, "Too many texture samplers (%u, max is %u)",
+ oldSampNum + 1, MAX_SAMPLERS);
+ link_error(shProg, s);
return GL_FALSE;
}
samplerMap[oldSampNum] = sampNum;
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-18 21:08:37 +0000