mesa: Branch 'glsl-compiler-1' - 3 commits
Brian Paul
brianp at kemper.freedesktop.org
Mon Jan 29 02:02:29 UTC 2007
docs/shading.html | 1
progs/glsl/Makefile | 1
progs/glsl/noise.c | 296 ++++++++++++++++
src/mesa/shader/prog_instruction.c | 4
src/mesa/shader/prog_instruction.h | 4
src/mesa/shader/slang/library/slang_common_builtin.gc | 162 +++-----
src/mesa/shader/slang/library/slang_common_builtin_gc.h | 114 +++---
src/mesa/shader/slang/slang_codegen.c | 7
src/mesa/shader/slang/slang_emit.c | 9
src/mesa/shader/slang/slang_ir.h | 4
src/mesa/swrast/s_fragprog.c | 45 ++
src/mesa/tnl/t_vb_arbprogram.c | 4
12 files changed, 511 insertions(+), 140 deletions(-)
New commits:
diff-tree fc5a7ea5dec3a0a3e01d49559ba3cdad6c62222b (from 7aece10039ad4786d7f85d61ec8614b9f287ea23)
Author: Brian <brian at nostromo.localnet.net>
Date: Sun Jan 28 19:02:03 2007 -0700
noise() works now
diff --git a/docs/shading.html b/docs/shading.html
index 9c4feea..c4962a3 100644
--- a/docs/shading.html
+++ b/docs/shading.html
@@ -29,7 +29,6 @@ in Mesa:
<li>Arrays
<li>Structs
<li>Linking of multiple shaders is not supported
-<li>Noise functions
<li>Not all built-in OpenGL state variables are supported yet.
Common variables such as gl_ModelViewMatrix and gl_NormalMatrix
are supported.
diff-tree 7aece10039ad4786d7f85d61ec8614b9f287ea23 (from f94e4f216f56a12b9ea9150950b65e0e24794950)
Author: Brian <brian at nostromo.localnet.net>
Date: Sun Jan 28 19:01:35 2007 -0700
noise functions
diff --git a/src/mesa/shader/prog_instruction.c b/src/mesa/shader/prog_instruction.c
index 3de71b8..0523f42 100644
--- a/src/mesa/shader/prog_instruction.c
+++ b/src/mesa/shader/prog_instruction.c
@@ -150,6 +150,10 @@ static const struct instruction_info Ins
{ OPCODE_MIN, "MIN", 2 },
{ OPCODE_MOV, "MOV", 1 },
{ OPCODE_MUL, "MUL", 2 },
+ { OPCODE_NOISE1, "NOISE1", 1 },
+ { OPCODE_NOISE2, "NOISE2", 1 },
+ { OPCODE_NOISE3, "NOISE3", 1 },
+ { OPCODE_NOISE4, "NOISE4", 1 },
{ OPCODE_PK2H, "PK2H", 1 },
{ OPCODE_PK2US, "PK2US", 1 },
{ OPCODE_PK4B, "PK4B", 1 },
diff --git a/src/mesa/shader/prog_instruction.h b/src/mesa/shader/prog_instruction.h
index 83e8d70..3e88b4e 100644
--- a/src/mesa/shader/prog_instruction.h
+++ b/src/mesa/shader/prog_instruction.h
@@ -172,6 +172,10 @@ typedef enum prog_opcode {
OPCODE_MIN, /* X X X X X */
OPCODE_MOV, /* X X X X X */
OPCODE_MUL, /* X X X X X */
+ OPCODE_NOISE1, /* X */
+ OPCODE_NOISE2, /* X */
+ OPCODE_NOISE3, /* X */
+ OPCODE_NOISE4, /* X */
OPCODE_PK2H, /* X */
OPCODE_PK2US, /* X */
OPCODE_PK4B, /* X */
diff --git a/src/mesa/shader/slang/library/slang_common_builtin.gc b/src/mesa/shader/slang/library/slang_common_builtin.gc
index 8812a73..e4a5584 100644
--- a/src/mesa/shader/slang/library/slang_common_builtin.gc
+++ b/src/mesa/shader/slang/library/slang_common_builtin.gc
@@ -1699,123 +1699,107 @@ vec4 shadow2DProj (sampler2DShadow sampl
// AUTHOR: Stefan Gustavson (stegu at itn.liu.se), Nov 26, 2005
//
-float noise1 (float x) {
- float a;
- __asm float_noise1 a, x;
- return a;
+float noise1(const float x)
+{
+ __asm float_noise1 __retVal, x;
}
-float noise1 (vec2 x) {
- float a;
- __asm float_noise2 a, x;
- return a;
-}
-float noise1 (vec3 x) {
- float a;
- __asm float_noise3 a, x;
- return a;
+float noise1(const vec2 x)
+{
+ __asm float_noise2 __retVal, x;
}
-float noise1 (vec4 x) {
- float a;
- __asm float_noise4 a, x;
- return a;
+float noise1(const vec3 x)
+{
+ __asm float_noise3 __retVal, x;
}
-vec2 noise2 (float x) {
- return vec2 (
- noise1 (x),
- noise1 (x + 19.34)
- );
+float noise1(const vec4 x)
+{
+ __asm float_noise4 __retVal, x;
}
-vec2 noise2 (vec2 x) {
- return vec2 (
- noise1 (x),
- noise1 (x + vec2 (19.34, 7.66))
- );
+vec2 noise2(const float x)
+{
+ __retVal.x = noise1(x);
+ __retVal.y = noise1(x + 19.34);
}
-vec2 noise2 (vec3 x) {
- return vec2 (
- noise1 (x),
- noise1 (x + vec3 (19.34, 7.66, 3.23))
- );
+vec2 noise2(const vec2 x)
+{
+ __retVal.x = noise1(x);
+ __retVal.y = noise1(x + vec2(19.34, 7.66));
}
-vec2 noise2 (vec4 x) {
- return vec2 (
- noise1 (x),
- noise1 (x + vec4 (19.34, 7.66, 3.23, 2.77))
- );
+vec2 noise2(const vec3 x)
+{
+ __retVal.x = noise1(x);
+ __retVal.y = noise1(x + vec3(19.34, 7.66, 3.23));
}
-vec3 noise3 (float x) {
- return vec3 (
- noise1 (x),
- noise1 (x + 19.34),
- noise1 (x + 5.47)
- );
+vec2 noise2(const vec4 x)
+{
+ __retVal.x = noise1(x);
+ __retVal.y = noise1(x + vec4(19.34, 7.66, 3.23, 2.77));
}
-vec3 noise3 (vec2 x) {
- return vec3 (
- noise1 (x),
- noise1 (x + vec2 (19.34, 7.66)),
- noise1 (x + vec2 (5.47, 17.85))
- );
+vec3 noise3(const float x)
+{
+ __retVal.x = noise1(x);
+ __retVal.y = noise1(x + 19.34);
+ __retVal.z = noise1(x + 5.47);
}
-vec3 noise3 (vec3 x) {
- return vec3 (
- noise1 (x),
- noise1 (x + vec3 (19.34, 7.66, 3.23)),
- noise1 (x + vec3 (5.47, 17.85, 11.04))
- );
+vec3 noise3(const vec2 x)
+{
+ __retVal.x = noise1(x);
+ __retVal.y = noise1(x + vec2(19.34, 7.66));
+ __retVal.z = noise1(x + vec2(5.47, 17.85));
}
-vec3 noise3 (vec4 x) {
- return vec3 (
- noise1 (x),
- noise1 (x + vec4 (19.34, 7.66, 3.23, 2.77)),
- noise1 (x + vec4 (5.47, 17.85, 11.04, 13.19))
- );
+vec3 noise3(const vec3 x)
+{
+ __retVal.x = noise1(x);
+ __retVal.y = noise1(x + vec3(19.34, 7.66, 3.23));
+ __retVal.z = noise1(x + vec3(5.47, 17.85, 11.04));
}
-vec4 noise4 (float x) {
- return vec4 (
- noise1 (x),
- noise1 (x + 19.34),
- noise1 (x + 5.47),
- noise1 (x + 23.54)
- );
+vec3 noise3(const vec4 x)
+{
+ __retVal.x = noise1(x);
+ __retVal.y = noise1(x + vec4(19.34, 7.66, 3.23, 2.77));
+ __retVal.z = noise1(x + vec4(5.47, 17.85, 11.04, 13.19));
}
-vec4 noise4 (vec2 x) {
- return vec4 (
- noise1 (x),
- noise1 (x + vec2 (19.34, 7.66)),
- noise1 (x + vec2 (5.47, 17.85)),
- noise1 (x + vec2 (23.54, 29.11))
- );
+vec4 noise4(const float x)
+{
+ __retVal.x = noise1(x);
+ __retVal.y = noise1(x + 19.34);
+ __retVal.z = noise1(x + 5.47);
+ __retVal.w = noise1(x + 23.54);
}
-vec4 noise4 (vec3 x) {
- return vec4 (
- noise1 (x),
- noise1 (x + vec3 (19.34, 7.66, 3.23)),
- noise1 (x + vec3 (5.47, 17.85, 11.04)),
- noise1 (x + vec3 (23.54, 29.11, 31.91))
- );
+vec4 noise4(const vec2 x)
+{
+ __retVal.x = noise1(x);
+ __retVal.y = noise1(x + vec2 (19.34, 7.66));
+ __retVal.z = noise1(x + vec2 (5.47, 17.85));
+ __retVal.w = noise1(x + vec2 (23.54, 29.11));
}
-vec4 noise4 (vec4 x) {
- return vec4 (
- noise1 (x),
- noise1 (x + vec4 (19.34, 7.66, 3.23, 2.77)),
- noise1 (x + vec4 (5.47, 17.85, 11.04, 13.19)),
- noise1 (x + vec4 (23.54, 29.11, 31.91, 37.48))
- );
+vec4 noise4(const vec3 x)
+{
+ __retVal.x = noise1(x);
+ __retVal.y = noise1(x + vec3(19.34, 7.66, 3.23));
+ __retVal.z = noise1(x + vec3(5.47, 17.85, 11.04));
+ __retVal.w = noise1(x + vec3(23.54, 29.11, 31.91));
}
+vec4 noise4(const vec4 x)
+{
+ __retVal.x = noise1(x);
+ __retVal.y = noise1(x + vec4(19.34, 7.66, 3.23, 2.77));
+ __retVal.z = noise1(x + vec4(5.47, 17.85, 11.04, 13.19));
+ __retVal.w = noise1(x + vec4(23.54, 29.11, 31.91, 37.48));
+}
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 655efdd..e64f401 100644
--- a/src/mesa/shader/slang/library/slang_common_builtin_gc.h
+++ b/src/mesa/shader/slang/library/slang_common_builtin_gc.h
@@ -717,54 +717,68 @@
100,0,0,0,1,8,58,115,104,97,100,111,119,50,68,0,18,115,97,109,112,108,101,114,0,0,58,118,101,99,51,
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59,116,0,18,99,111,111,114,100,0,59,113,0,49,0,18,99,111,111,114,100,0,59,112,0,18,99,111,111,114,
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-0,0,4,102,108,111,97,116,95,110,111,105,115,101,49,0,18,97,0,0,18,120,0,0,0,8,18,97,0,0,0,1,0,9,0,
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-120,0,0,0,1,3,2,0,9,1,97,0,0,0,4,102,108,111,97,116,95,110,111,105,115,101,51,0,18,97,0,0,18,120,0,
-0,0,8,18,97,0,0,0,1,0,9,0,110,111,105,115,101,49,0,1,0,0,12,120,0,0,0,1,3,2,0,9,1,97,0,0,0,4,102,
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+95,114,101,116,86,97,108,0,59,120,0,58,110,111,105,115,101,49,0,18,120,0,0,0,20,0,9,18,95,95,114,
+101,116,86,97,108,0,59,121,0,58,110,111,105,115,101,49,0,18,120,0,58,118,101,99,51,0,17,49,57,0,51,
+52,0,0,0,17,55,0,54,54,0,0,0,17,51,0,50,51,0,0,0,0,46,0,0,20,0,0,1,0,10,0,110,111,105,115,101,50,0,
+1,1,0,12,120,0,0,0,1,9,18,95,95,114,101,116,86,97,108,0,59,120,0,58,110,111,105,115,101,49,0,18,
+120,0,0,0,20,0,9,18,95,95,114,101,116,86,97,108,0,59,121,0,58,110,111,105,115,101,49,0,18,120,0,58,
118,101,99,52,0,17,49,57,0,51,52,0,0,0,17,55,0,54,54,0,0,0,17,51,0,50,51,0,0,0,17,50,0,55,55,0,0,0,
-0,46,0,0,0,58,110,111,105,115,101,49,0,18,120,0,58,118,101,99,52,0,17,53,0,52,55,0,0,0,17,49,55,0,
-56,53,0,0,0,17,49,49,0,48,52,0,0,0,17,49,51,0,49,57,0,0,0,0,46,0,0,0,58,110,111,105,115,101,49,0,
-18,120,0,58,118,101,99,52,0,17,50,51,0,53,52,0,0,0,17,50,57,0,49,49,0,0,0,17,51,49,0,57,49,0,0,0,
-17,51,55,0,52,56,0,0,0,0,46,0,0,0,0,0,0,0
+0,46,0,0,20,0,0,1,0,11,0,110,111,105,115,101,51,0,1,1,0,9,120,0,0,0,1,9,18,95,95,114,101,116,86,97,
+108,0,59,120,0,58,110,111,105,115,101,49,0,18,120,0,0,0,20,0,9,18,95,95,114,101,116,86,97,108,0,59,
+121,0,58,110,111,105,115,101,49,0,18,120,0,17,49,57,0,51,52,0,0,46,0,0,20,0,9,18,95,95,114,101,116,
+86,97,108,0,59,122,0,58,110,111,105,115,101,49,0,18,120,0,17,53,0,52,55,0,0,46,0,0,20,0,0,1,0,11,0,
+110,111,105,115,101,51,0,1,1,0,10,120,0,0,0,1,9,18,95,95,114,101,116,86,97,108,0,59,120,0,58,110,
+111,105,115,101,49,0,18,120,0,0,0,20,0,9,18,95,95,114,101,116,86,97,108,0,59,121,0,58,110,111,105,
+115,101,49,0,18,120,0,58,118,101,99,50,0,17,49,57,0,51,52,0,0,0,17,55,0,54,54,0,0,0,0,46,0,0,20,0,
+9,18,95,95,114,101,116,86,97,108,0,59,122,0,58,110,111,105,115,101,49,0,18,120,0,58,118,101,99,50,
+0,17,53,0,52,55,0,0,0,17,49,55,0,56,53,0,0,0,0,46,0,0,20,0,0,1,0,11,0,110,111,105,115,101,51,0,1,1,
+0,11,120,0,0,0,1,9,18,95,95,114,101,116,86,97,108,0,59,120,0,58,110,111,105,115,101,49,0,18,120,0,
+0,0,20,0,9,18,95,95,114,101,116,86,97,108,0,59,121,0,58,110,111,105,115,101,49,0,18,120,0,58,118,
+101,99,51,0,17,49,57,0,51,52,0,0,0,17,55,0,54,54,0,0,0,17,51,0,50,51,0,0,0,0,46,0,0,20,0,9,18,95,
+95,114,101,116,86,97,108,0,59,122,0,58,110,111,105,115,101,49,0,18,120,0,58,118,101,99,51,0,17,53,
+0,52,55,0,0,0,17,49,55,0,56,53,0,0,0,17,49,49,0,48,52,0,0,0,0,46,0,0,20,0,0,1,0,11,0,110,111,105,
+115,101,51,0,1,1,0,12,120,0,0,0,1,9,18,95,95,114,101,116,86,97,108,0,59,120,0,58,110,111,105,115,
+101,49,0,18,120,0,0,0,20,0,9,18,95,95,114,101,116,86,97,108,0,59,121,0,58,110,111,105,115,101,49,0,
+18,120,0,58,118,101,99,52,0,17,49,57,0,51,52,0,0,0,17,55,0,54,54,0,0,0,17,51,0,50,51,0,0,0,17,50,0,
+55,55,0,0,0,0,46,0,0,20,0,9,18,95,95,114,101,116,86,97,108,0,59,122,0,58,110,111,105,115,101,49,0,
+18,120,0,58,118,101,99,52,0,17,53,0,52,55,0,0,0,17,49,55,0,56,53,0,0,0,17,49,49,0,48,52,0,0,0,17,
+49,51,0,49,57,0,0,0,0,46,0,0,20,0,0,1,0,12,0,110,111,105,115,101,52,0,1,1,0,9,120,0,0,0,1,9,18,95,
+95,114,101,116,86,97,108,0,59,120,0,58,110,111,105,115,101,49,0,18,120,0,0,0,20,0,9,18,95,95,114,
+101,116,86,97,108,0,59,121,0,58,110,111,105,115,101,49,0,18,120,0,17,49,57,0,51,52,0,0,46,0,0,20,0,
+9,18,95,95,114,101,116,86,97,108,0,59,122,0,58,110,111,105,115,101,49,0,18,120,0,17,53,0,52,55,0,0,
+46,0,0,20,0,9,18,95,95,114,101,116,86,97,108,0,59,119,0,58,110,111,105,115,101,49,0,18,120,0,17,50,
+51,0,53,52,0,0,46,0,0,20,0,0,1,0,12,0,110,111,105,115,101,52,0,1,1,0,10,120,0,0,0,1,9,18,95,95,114,
+101,116,86,97,108,0,59,120,0,58,110,111,105,115,101,49,0,18,120,0,0,0,20,0,9,18,95,95,114,101,116,
+86,97,108,0,59,121,0,58,110,111,105,115,101,49,0,18,120,0,58,118,101,99,50,0,17,49,57,0,51,52,0,0,
+0,17,55,0,54,54,0,0,0,0,46,0,0,20,0,9,18,95,95,114,101,116,86,97,108,0,59,122,0,58,110,111,105,115,
+101,49,0,18,120,0,58,118,101,99,50,0,17,53,0,52,55,0,0,0,17,49,55,0,56,53,0,0,0,0,46,0,0,20,0,9,18,
+95,95,114,101,116,86,97,108,0,59,119,0,58,110,111,105,115,101,49,0,18,120,0,58,118,101,99,50,0,17,
+50,51,0,53,52,0,0,0,17,50,57,0,49,49,0,0,0,0,46,0,0,20,0,0,1,0,12,0,110,111,105,115,101,52,0,1,1,0,
+11,120,0,0,0,1,9,18,95,95,114,101,116,86,97,108,0,59,120,0,58,110,111,105,115,101,49,0,18,120,0,0,
+0,20,0,9,18,95,95,114,101,116,86,97,108,0,59,121,0,58,110,111,105,115,101,49,0,18,120,0,58,118,101,
+99,51,0,17,49,57,0,51,52,0,0,0,17,55,0,54,54,0,0,0,17,51,0,50,51,0,0,0,0,46,0,0,20,0,9,18,95,95,
+114,101,116,86,97,108,0,59,122,0,58,110,111,105,115,101,49,0,18,120,0,58,118,101,99,51,0,17,53,0,
+52,55,0,0,0,17,49,55,0,56,53,0,0,0,17,49,49,0,48,52,0,0,0,0,46,0,0,20,0,9,18,95,95,114,101,116,86,
+97,108,0,59,119,0,58,110,111,105,115,101,49,0,18,120,0,58,118,101,99,51,0,17,50,51,0,53,52,0,0,0,
+17,50,57,0,49,49,0,0,0,17,51,49,0,57,49,0,0,0,0,46,0,0,20,0,0,1,0,12,0,110,111,105,115,101,52,0,1,
+1,0,12,120,0,0,0,1,9,18,95,95,114,101,116,86,97,108,0,59,120,0,58,110,111,105,115,101,49,0,18,120,
+0,0,0,20,0,9,18,95,95,114,101,116,86,97,108,0,59,121,0,58,110,111,105,115,101,49,0,18,120,0,58,118,
+101,99,52,0,17,49,57,0,51,52,0,0,0,17,55,0,54,54,0,0,0,17,51,0,50,51,0,0,0,17,50,0,55,55,0,0,0,0,
+46,0,0,20,0,9,18,95,95,114,101,116,86,97,108,0,59,122,0,58,110,111,105,115,101,49,0,18,120,0,58,
+118,101,99,52,0,17,53,0,52,55,0,0,0,17,49,55,0,56,53,0,0,0,17,49,49,0,48,52,0,0,0,17,49,51,0,49,57,
+0,0,0,0,46,0,0,20,0,9,18,95,95,114,101,116,86,97,108,0,59,119,0,58,110,111,105,115,101,49,0,18,120,
+0,58,118,101,99,52,0,17,50,51,0,53,52,0,0,0,17,50,57,0,49,49,0,0,0,17,51,49,0,57,49,0,0,0,17,51,55,
+0,52,56,0,0,0,0,46,0,0,20,0,0,0
diff --git a/src/mesa/shader/slang/slang_codegen.c b/src/mesa/shader/slang/slang_codegen.c
index 6ae307d..9b932ca 100644
--- a/src/mesa/shader/slang/slang_codegen.c
+++ b/src/mesa/shader/slang/slang_codegen.c
@@ -494,6 +494,11 @@ static slang_asm_info AsmInfo[] = {
{ "float_rcp", IR_RCP, 1, 1 },
{ "float_sine", IR_SIN, 1, 1 },
{ "float_cosine", IR_COS, 1, 1 },
+ { "float_noise1", IR_NOISE1, 1, 1},
+ { "float_noise2", IR_NOISE2, 1, 1},
+ { "float_noise3", IR_NOISE3, 1, 1},
+ { "float_noise4", IR_NOISE4, 1, 1},
+
{ NULL, IR_NOP, 0, 0 }
};
@@ -1657,6 +1662,8 @@ _slang_gen_var_decl(slang_assemble_ctx *
/**
* Generate code for a selection expression: b ? x : y
+ * XXX in some cases we could implement a selection expression
+ * with an LRP instruction (use the boolean as the interpolant).
*/
static slang_ir_node *
_slang_gen_select(slang_assemble_ctx *A, slang_operation *oper)
diff --git a/src/mesa/shader/slang/slang_emit.c b/src/mesa/shader/slang/slang_emit.c
index 092c53b..8e598bf 100644
--- a/src/mesa/shader/slang/slang_emit.c
+++ b/src/mesa/shader/slang/slang_emit.c
@@ -89,6 +89,11 @@ static slang_ir_info IrInfo[] = {
{ IR_DDX, "IR_DDY", OPCODE_DDX, 4, 1 },
{ IR_SIN, "IR_SIN", OPCODE_SIN, 1, 1 },
{ IR_COS, "IR_COS", OPCODE_COS, 1, 1 },
+ { IR_NOISE1, "IR_NOISE1", OPCODE_NOISE1, 1, 1 },
+ { IR_NOISE2, "IR_NOISE2", OPCODE_NOISE2, 1, 1 },
+ { IR_NOISE3, "IR_NOISE3", OPCODE_NOISE3, 1, 1 },
+ { IR_NOISE4, "IR_NOISE4", OPCODE_NOISE4, 1, 1 },
+
/* other */
{ IR_SEQ, "IR_SEQ", OPCODE_NOP, 0, 0 },
{ IR_SCOPE, "IR_SCOPE", OPCODE_NOP, 0, 0 },
@@ -994,6 +999,10 @@ emit(slang_var_table *vt, slang_ir_node
case IR_COS:
case IR_DDX:
case IR_DDY:
+ case IR_NOISE1:
+ case IR_NOISE2:
+ case IR_NOISE3:
+ case IR_NOISE4:
/* binary */
case IR_ADD:
case IR_SUB:
diff --git a/src/mesa/shader/slang/slang_ir.h b/src/mesa/shader/slang/slang_ir.h
index 5617c56..39b4ab6 100644
--- a/src/mesa/shader/slang/slang_ir.h
+++ b/src/mesa/shader/slang/slang_ir.h
@@ -84,6 +84,10 @@ typedef enum
IR_DDY, /* derivative w.r.t. Y */
IR_SIN, /* sine */
IR_COS, /* cosine */
+ IR_NOISE1, /* noise(x) */
+ IR_NOISE2, /* noise(x, y) */
+ IR_NOISE3, /* noise(x, y, z) */
+ IR_NOISE4, /* noise(x, y, z, w) */
IR_NOT, /* logical not */
IR_VAR, /* variable reference */
IR_VAR_DECL,/* var declaration */
diff --git a/src/mesa/swrast/s_fragprog.c b/src/mesa/swrast/s_fragprog.c
index 74250b3..ab1e586 100644
--- a/src/mesa/swrast/s_fragprog.c
+++ b/src/mesa/swrast/s_fragprog.c
@@ -32,6 +32,7 @@
#include "s_fragprog.h"
#include "s_span.h"
+#include "slang_library_noise.h"
/* See comments below for info about this */
@@ -1133,6 +1134,50 @@ execute_program( GLcontext *ctx,
}
}
break;
+ case OPCODE_NOISE1:
+ {
+ GLfloat a[4], result[4];
+ fetch_vector1( ctx, &inst->SrcReg[0], machine, program, a );
+ result[0] =
+ result[1] =
+ result[2] =
+ result[3] = _slang_library_noise1(a[0]);
+ store_vector4( inst, machine, result );
+ }
+ break;
+ case OPCODE_NOISE2:
+ {
+ GLfloat a[4], result[4];
+ fetch_vector4( ctx, &inst->SrcReg[0], machine, program, a );
+ result[0] =
+ result[1] =
+ result[2] =
+ result[3] = _slang_library_noise2(a[0], a[1]);
+ store_vector4( inst, machine, result );
+ }
+ break;
+ case OPCODE_NOISE3:
+ {
+ GLfloat a[4], result[4];
+ fetch_vector4( ctx, &inst->SrcReg[0], machine, program, a );
+ result[0] =
+ result[1] =
+ result[2] =
+ result[3] = _slang_library_noise3(a[0], a[1], a[2]);
+ store_vector4( inst, machine, result );
+ }
+ break;
+ case OPCODE_NOISE4:
+ {
+ GLfloat a[4], result[4];
+ fetch_vector4( ctx, &inst->SrcReg[0], machine, program, a );
+ result[0] =
+ result[1] =
+ result[2] =
+ result[3] = _slang_library_noise4(a[0], a[1], a[2], a[3]);
+ store_vector4( inst, machine, result );
+ }
+ break;
case OPCODE_NOP:
break;
case OPCODE_PK2H: /* pack two 16-bit floats in one 32-bit float */
diff --git a/src/mesa/tnl/t_vb_arbprogram.c b/src/mesa/tnl/t_vb_arbprogram.c
index 5726a66..22b6089 100644
--- a/src/mesa/tnl/t_vb_arbprogram.c
+++ b/src/mesa/tnl/t_vb_arbprogram.c
@@ -766,6 +766,10 @@ static void (* const opcode_func[MAX_OPC
do_MIN,
do_MOV,
do_MUL,
+ do_NOP,/*NOISE1*/
+ do_NOP,/*NOISE2*/
+ do_NOP,/*NOISE3*/
+ do_NOP,/*NOISE4*/
do_NOP,/*PK2H*/
do_NOP,/*PK2US*/
do_NOP,/*PK4B*/
diff-tree f94e4f216f56a12b9ea9150950b65e0e24794950 (from a06f92936272dba3da4329a30ae3f08924428106)
Author: Brian <brian at nostromo.localnet.net>
Date: Sun Jan 28 19:01:04 2007 -0700
simple noise test
diff --git a/progs/glsl/Makefile b/progs/glsl/Makefile
index fa7f191..9ffffea 100644
--- a/progs/glsl/Makefile
+++ b/progs/glsl/Makefile
@@ -17,6 +17,7 @@ PROGS = \
brick \
bump \
mandelbrot \
+ noise \
toyball
diff --git a/progs/glsl/noise.c b/progs/glsl/noise.c
new file mode 100644
index 0000000..e115da3
--- /dev/null
+++ b/progs/glsl/noise.c
@@ -0,0 +1,296 @@
+/**
+ * Test noise() functions.
+ * 28 Jan 2007
+ */
+
+#include <assert.h>
+#include <string.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <math.h>
+#include <GL/gl.h>
+#include <GL/glut.h>
+#include <GL/glext.h>
+#include "extfuncs.h"
+
+
+static const char *VertShaderText =
+ "void main() {\n"
+ " gl_Position = gl_ModelViewProjectionMatrix * gl_Vertex;\n"
+ "}\n";
+
+static const char *FragShaderText =
+ "uniform vec4 Scale, Bias;\n"
+ "uniform float Slice;\n"
+ "void main()\n"
+ "{\n"
+ " vec4 scale = vec4(5.0);\n"
+ " vec4 p;\n"
+ " p.xy = gl_TexCoord[0].xy;\n"
+ " p.z = Slice;\n"
+ " vec4 n = noise4(p * scale);\n"
+ " gl_FragColor = n * Scale + Bias;\n"
+ "}\n";
+
+
+struct uniform_info {
+ const char *name;
+ GLuint size;
+ GLint location;
+ GLfloat value[4];
+};
+
+static struct uniform_info Uniforms[] = {
+ { "Scale", 4, -1, { 0.5, 0.4, 0.0, 0} },
+ { "Bias", 4, -1, { 0.5, 0.3, 0.0, 0} },
+ { "Slice", 1, -1, { 0.5, 0, 0, 0} },
+ { NULL, 0, 0, { 0, 0, 0, 0 } }
+};
+
+/* program/shader objects */
+static GLuint fragShader;
+static GLuint vertShader;
+static GLuint program;
+
+static GLint win = 0;
+static GLfloat xRot = 0.0f, yRot = 0.0f, zRot = 0.0f;
+static GLfloat Slice = 0.0;
+static GLboolean Anim = GL_FALSE;
+
+
+static void
+Idle(void)
+{
+ Slice += 0.01;
+ glutPostRedisplay();
+}
+
+
+static void
+Redisplay(void)
+{
+ glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
+
+ glUniform1fv_func(Uniforms[2].location, 1, &Slice);
+
+ glPushMatrix();
+ glRotatef(xRot, 1.0f, 0.0f, 0.0f);
+ glRotatef(yRot, 0.0f, 1.0f, 0.0f);
+ glRotatef(zRot, 0.0f, 0.0f, 1.0f);
+
+ glBegin(GL_POLYGON);
+ glTexCoord2f(0, 0); glVertex2f(-2, -2);
+ glTexCoord2f(1, 0); glVertex2f( 2, -2);
+ glTexCoord2f(1, 1); glVertex2f( 2, 2);
+ glTexCoord2f(0, 1); glVertex2f(-2, 2);
+ glEnd();
+
+ glPopMatrix();
+
+ glutSwapBuffers();
+}
+
+
+static void
+Reshape(int width, int height)
+{
+ glViewport(0, 0, width, height);
+ glMatrixMode(GL_PROJECTION);
+ glLoadIdentity();
+ glFrustum(-1.0, 1.0, -1.0, 1.0, 5.0, 25.0);
+ glMatrixMode(GL_MODELVIEW);
+ glLoadIdentity();
+ glTranslatef(0.0f, 0.0f, -15.0f);
+}
+
+
+static void
+CleanUp(void)
+{
+ glDeleteShader_func(fragShader);
+ glDeleteShader_func(vertShader);
+ glDeleteProgram_func(program);
+ glutDestroyWindow(win);
+}
+
+
+static void
+Key(unsigned char key, int x, int y)
+{
+ const GLfloat step = 0.01;
+ (void) x;
+ (void) y;
+
+ switch(key) {
+ case 'a':
+ Anim = !Anim;
+ glutIdleFunc(Anim ? Idle : NULL);
+ case 's':
+ Slice -= step;
+ break;
+ case 'S':
+ Slice += step;
+ break;
+ case 'z':
+ zRot -= 1.0;
+ break;
+ case 'Z':
+ zRot += 1.0;
+ break;
+ case 27:
+ CleanUp();
+ exit(0);
+ break;
+ }
+ glutPostRedisplay();
+}
+
+
+static void
+SpecialKey(int key, int x, int y)
+{
+ const GLfloat step = 3.0f;
+
+ (void) x;
+ (void) y;
+
+ switch(key) {
+ case GLUT_KEY_UP:
+ xRot -= step;
+ break;
+ case GLUT_KEY_DOWN:
+ xRot += step;
+ break;
+ case GLUT_KEY_LEFT:
+ yRot -= step;
+ break;
+ case GLUT_KEY_RIGHT:
+ yRot += step;
+ break;
+ }
+ glutPostRedisplay();
+}
+
+
+
+static void
+LoadAndCompileShader(GLuint shader, const char *text)
+{
+ GLint stat;
+
+ glShaderSource_func(shader, 1, (const GLchar **) &text, NULL);
+
+ glCompileShader_func(shader);
+
+ glGetShaderiv_func(shader, GL_COMPILE_STATUS, &stat);
+ if (!stat) {
+ GLchar log[1000];
+ GLsizei len;
+ glGetShaderInfoLog_func(shader, 1000, &len, log);
+ fprintf(stderr, "brick: problem compiling shader: %s\n", log);
+ exit(1);
+ }
+ else {
+ printf("Shader compiled OK\n");
+ }
+}
+
+
+static void
+CheckLink(GLuint prog)
+{
+ GLint stat;
+ glGetProgramiv_func(prog, GL_LINK_STATUS, &stat);
+ if (!stat) {
+ GLchar log[1000];
+ GLsizei len;
+ glGetProgramInfoLog_func(prog, 1000, &len, log);
+ fprintf(stderr, "Linker error:\n%s\n", log);
+ }
+ else {
+ fprintf(stderr, "Link success!\n");
+ }
+}
+
+
+static void
+Init(void)
+{
+ const char *version;
+ GLint i;
+
+ version = (const char *) glGetString(GL_VERSION);
+ if (version[0] != '2' || version[1] != '.') {
+ printf("Warning: this program expects OpenGL 2.0\n");
+ /*exit(1);*/
+ }
+
+ GetExtensionFuncs();
+
+ vertShader = glCreateShader_func(GL_VERTEX_SHADER);
+ LoadAndCompileShader(vertShader, VertShaderText);
+
+ fragShader = glCreateShader_func(GL_FRAGMENT_SHADER);
+ LoadAndCompileShader(fragShader, FragShaderText);
+
+ program = glCreateProgram_func();
+ glAttachShader_func(program, fragShader);
+ glAttachShader_func(program, vertShader);
+ glLinkProgram_func(program);
+ CheckLink(program);
+ glUseProgram_func(program);
+
+ for (i = 0; Uniforms[i].name; i++) {
+ Uniforms[i].location
+ = glGetUniformLocation_func(program, Uniforms[i].name);
+ printf("Uniform %s location: %d\n", Uniforms[i].name,
+ Uniforms[i].location);
+ switch (Uniforms[i].size) {
+ case 1:
+ glUniform1fv_func(Uniforms[i].location, 1, Uniforms[i].value);
+ break;
+ case 2:
+ glUniform2fv_func(Uniforms[i].location, 1, Uniforms[i].value);
+ break;
+ case 3:
+ glUniform3fv_func(Uniforms[i].location, 1, Uniforms[i].value);
+ break;
+ case 4:
+ glUniform4fv_func(Uniforms[i].location, 1, Uniforms[i].value);
+ break;
+ default:
+ abort();
+ }
+ }
+
+ assert(glGetError() == 0);
+
+ glClearColor(0.4f, 0.4f, 0.8f, 0.0f);
+
+ printf("GL_RENDERER = %s\n",(const char *) glGetString(GL_RENDERER));
+
+ assert(glIsProgram_func(program));
+ assert(glIsShader_func(fragShader));
+ assert(glIsShader_func(vertShader));
+
+ glColor3f(1, 0, 0);
+}
+
+
+int
+main(int argc, char *argv[])
+{
+ glutInit(&argc, argv);
+ glutInitWindowPosition( 0, 0);
+ glutInitWindowSize(400, 400);
+ glutInitDisplayMode(GLUT_RGB | GLUT_DOUBLE | GLUT_DEPTH);
+ win = glutCreateWindow(argv[0]);
+ glutReshapeFunc(Reshape);
+ glutKeyboardFunc(Key);
+ glutSpecialFunc(SpecialKey);
+ glutDisplayFunc(Redisplay);
+ Init();
+ glutMainLoop();
+ return 0;
+}
+
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