From 85ef9930f56bf15181f9a0b238f03d55303cf411 Mon Sep 17 00:00:00 2001 From: marha Date: Mon, 22 Nov 2010 19:42:40 +0000 Subject: Updated to mesalib 7.9 --- .../shader/slang/library/slang_common_builtin.gc | 1893 -------------------- 1 file changed, 1893 deletions(-) delete mode 100644 mesalib/src/mesa/shader/slang/library/slang_common_builtin.gc (limited to 'mesalib/src/mesa/shader/slang/library/slang_common_builtin.gc') diff --git a/mesalib/src/mesa/shader/slang/library/slang_common_builtin.gc b/mesalib/src/mesa/shader/slang/library/slang_common_builtin.gc deleted file mode 100644 index a25ca55bc..000000000 --- a/mesalib/src/mesa/shader/slang/library/slang_common_builtin.gc +++ /dev/null @@ -1,1893 +0,0 @@ -/* - * Mesa 3-D graphics library - * 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"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included - * in all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS - * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN - * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN - * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - */ - -// -// From Shader Spec, ver. 1.10, rev. 59 -// - -// Note: the values assigned to these constants here aren't actually used. -// They're set by the compiler according to the GL context limits. -// See slang_simplify.c -const int gl_MaxLights = 8; -const int gl_MaxClipPlanes = 6; -const int gl_MaxTextureUnits = 8; -const int gl_MaxTextureCoords = 8; -const int gl_MaxVertexAttribs = 16; -const int gl_MaxVertexUniformComponents = 512; -const int gl_MaxVaryingFloats = 32; -const int gl_MaxVertexTextureImageUnits = 0; -const int gl_MaxCombinedTextureImageUnits = 2; -const int gl_MaxTextureImageUnits = 2; -const int gl_MaxFragmentUniformComponents = 64; -const int gl_MaxDrawBuffers = 1; - -uniform mat4 gl_ModelViewMatrix; -uniform mat4 gl_ProjectionMatrix; -uniform mat4 gl_ModelViewProjectionMatrix; -uniform mat4 gl_TextureMatrix[gl_MaxTextureCoords]; - -uniform mat3 gl_NormalMatrix; - -uniform mat4 gl_ModelViewMatrixInverse; -uniform mat4 gl_ProjectionMatrixInverse; -uniform mat4 gl_ModelViewProjectionMatrixInverse; -uniform mat4 gl_TextureMatrixInverse[gl_MaxTextureCoords]; - -uniform mat4 gl_ModelViewMatrixTranspose; -uniform mat4 gl_ProjectionMatrixTranspose; -uniform mat4 gl_ModelViewProjectionMatrixTranspose; -uniform mat4 gl_TextureMatrixTranspose[gl_MaxTextureCoords]; - -uniform mat4 gl_ModelViewMatrixInverseTranspose; -uniform mat4 gl_ProjectionMatrixInverseTranspose; -uniform mat4 gl_ModelViewProjectionMatrixInverseTranspose; -uniform mat4 gl_TextureMatrixInverseTranspose[gl_MaxTextureCoords]; - -uniform float gl_NormalScale; - -struct gl_DepthRangeParameters { - float near; - float far; - float diff; -}; - -uniform gl_DepthRangeParameters gl_DepthRange; - -uniform vec4 gl_ClipPlane[gl_MaxClipPlanes]; - -struct gl_PointParameters { - float size; - float sizeMin; - float sizeMax; - float fadeThresholdSize; - float distanceConstantAttenuation; - float distanceLinearAttenuation; - float distanceQuadraticAttenuation; -}; - -uniform gl_PointParameters gl_Point; - -struct gl_MaterialParameters { - vec4 emission; - vec4 ambient; - vec4 diffuse; - vec4 specular; - float shininess; -}; - -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; - vec4 specular; - vec4 position; - vec4 halfVector; - vec3 spotDirection; - float spotCosCutoff; - - float constantAttenuation; - float linearAttenuation; - float quadraticAttenuation; - float spotExponent; - - float spotCutoff; -}; - -uniform gl_LightSourceParameters gl_LightSource[gl_MaxLights]; - -struct gl_LightModelParameters { - vec4 ambient; -}; - -uniform gl_LightModelParameters gl_LightModel; - -struct gl_LightModelProducts { - vec4 sceneColor; -}; - -uniform gl_LightModelProducts gl_FrontLightModelProduct; -uniform gl_LightModelProducts gl_BackLightModelProduct; - -struct gl_LightProducts { - vec4 ambient; - vec4 diffuse; - vec4 specular; -}; - -uniform gl_LightProducts gl_FrontLightProduct[gl_MaxLights]; -uniform gl_LightProducts gl_BackLightProduct[gl_MaxLights]; - -uniform vec4 gl_TextureEnvColor[gl_MaxTextureImageUnits]; -uniform vec4 gl_EyePlaneS[gl_MaxTextureCoords]; -uniform vec4 gl_EyePlaneT[gl_MaxTextureCoords]; -uniform vec4 gl_EyePlaneR[gl_MaxTextureCoords]; -uniform vec4 gl_EyePlaneQ[gl_MaxTextureCoords]; -uniform vec4 gl_ObjectPlaneS[gl_MaxTextureCoords]; -uniform vec4 gl_ObjectPlaneT[gl_MaxTextureCoords]; -uniform vec4 gl_ObjectPlaneR[gl_MaxTextureCoords]; -uniform vec4 gl_ObjectPlaneQ[gl_MaxTextureCoords]; - -struct gl_FogParameters { - vec4 color; - float density; - float start; - float end; - float scale; -}; - -uniform gl_FogParameters gl_Fog; - - - - - -// -// 8.1 Angle and Trigonometry Functions -// - -//// radians - -float radians(const float deg) -{ - const float c = 3.1415926 / 180.0; - __asm vec4_multiply __retVal, deg, c; -} - -vec2 radians(const vec2 deg) -{ - const float c = 3.1415926 / 180.0; - __asm vec4_multiply __retVal.xy, deg.xy, c.xx; -} - -vec3 radians(const vec3 deg) -{ - const float c = 3.1415926 / 180.0; - __asm vec4_multiply __retVal.xyz, deg.xyz, c.xxx; -} - -vec4 radians(const vec4 deg) -{ - const float c = 3.1415926 / 180.0; - __asm vec4_multiply __retVal, deg, c.xxxx; -} - - -//// degrees - -float degrees(const float rad) -{ - const float c = 180.0 / 3.1415926; - __asm vec4_multiply __retVal, rad, c; -} - -vec2 degrees(const vec2 rad) -{ - const float c = 180.0 / 3.1415926; - __asm vec4_multiply __retVal.xy, rad.xy, c.xx; -} - -vec3 degrees(const vec3 rad) -{ - const float c = 180.0 / 3.1415926; - __asm vec4_multiply __retVal.xyz, rad.xyz, c.xxx; -} - -vec4 degrees(const vec4 rad) -{ - const float c = 180.0 / 3.1415926; - __asm vec4_multiply __retVal, rad, c.xxxx; -} - - -//// sin - -float sin(const float radians) -{ - __asm float_sine __retVal, radians; -} - -vec2 sin(const vec2 radians) -{ - __asm float_sine __retVal.x, radians.x; - __asm float_sine __retVal.y, radians.y; -} - -vec3 sin(const vec3 radians) -{ - __asm float_sine __retVal.x, radians.x; - __asm float_sine __retVal.y, radians.y; - __asm float_sine __retVal.z, radians.z; -} - -vec4 sin(const vec4 radians) -{ - __asm float_sine __retVal.x, radians.x; - __asm float_sine __retVal.y, radians.y; - __asm float_sine __retVal.z, radians.z; - __asm float_sine __retVal.w, radians.w; -} - - -//// cos - -float cos(const float radians) -{ - __asm float_cosine __retVal, radians; -} - -vec2 cos(const vec2 radians) -{ - __asm float_cosine __retVal.x, radians.x; - __asm float_cosine __retVal.y, radians.y; -} - -vec3 cos(const vec3 radians) -{ - __asm float_cosine __retVal.x, radians.x; - __asm float_cosine __retVal.y, radians.y; - __asm float_cosine __retVal.z, radians.z; -} - -vec4 cos(const vec4 radians) -{ - __asm float_cosine __retVal.x, radians.x; - __asm float_cosine __retVal.y, radians.y; - __asm float_cosine __retVal.z, radians.z; - __asm float_cosine __retVal.w, radians.w; -} - - - -//// tan - -float tan(const float angle) -{ - const float s = sin(angle); - const float c = cos(angle); - return s / c; -} - -vec2 tan(const vec2 angle) -{ - const vec2 s = sin(angle); - const vec2 c = cos(angle); - return s / c; -} - -vec3 tan(const vec3 angle) -{ - const vec3 s = sin(angle); - const vec3 c = cos(angle); - return s / c; -} - -vec4 tan(const vec4 angle) -{ - const vec4 s = sin(angle); - const vec4 c = cos(angle); - return s / c; -} - - - -float asin(const float x) -{ - const float a0 = 1.5707288; // PI/2? - const float a1 = -0.2121144; - const float a2 = 0.0742610; - //const float a3 = -0.0187293; - const float halfPi = 3.1415926 * 0.5; - const float y = abs(x); - // three terms seem to be enough: - __retVal = (halfPi - sqrt(1.0 - y) * (a0 + y * (a1 + a2 * y))) * sign(x); - // otherwise, try four: - //__retVal = (halfPi - sqrt(1.0 - y) * (a0 + y * (a1 + y * (a2 + y * a3)))) * sign(x); -} - -vec2 asin(const vec2 v) -{ - __retVal.x = asin(v.x); - __retVal.y = asin(v.y); -} - -vec3 asin(const vec3 v) -{ - __retVal.x = asin(v.x); - __retVal.y = asin(v.y); - __retVal.z = asin(v.z); -} - -vec4 asin(const vec4 v) -{ - __retVal.x = asin(v.x); - __retVal.y = asin(v.y); - __retVal.z = asin(v.z); - __retVal.w = asin(v.w); -} - -float acos(const float x) -{ - const float halfPi = 3.1415926 * 0.5; - __retVal = halfPi - asin(x); -} - -vec2 acos(const vec2 v) -{ - __retVal.x = acos(v.x); - __retVal.y = acos(v.y); -} - -vec3 acos(const vec3 v) -{ - __retVal.x = acos(v.x); - __retVal.y = acos(v.y); - __retVal.z = acos(v.z); -} - -vec4 acos(const vec4 v) -{ - __retVal.x = acos(v.x); - __retVal.y = acos(v.y); - __retVal.z = acos(v.z); - __retVal.w = acos(v.w); -} - -float atan(const float x) -{ - __retVal = asin(x * inversesqrt(x * x + 1.0)); -} - -vec2 atan(const vec2 y_over_x) -{ - __retVal.x = atan(y_over_x.x); - __retVal.y = atan(y_over_x.y); -} - -vec3 atan(const vec3 y_over_x) -{ - __retVal.x = atan(y_over_x.x); - __retVal.y = atan(y_over_x.y); - __retVal.z = atan(y_over_x.z); -} - -vec4 atan(const vec4 y_over_x) -{ - __retVal.x = atan(y_over_x.x); - __retVal.y = atan(y_over_x.y); - __retVal.z = atan(y_over_x.z); - __retVal.w = atan(y_over_x.w); -} - -float atan(const float y, const float x) -{ - float r; - if (abs(x) > 1.0e-4) { - r = atan(y / x); - if (x < 0.0) { - r = r + sign(y) * 3.141593; - } - } - else { - r = sign(y) * 1.5707965; // pi/2 - } - return r; -} - -vec2 atan(const vec2 u, const vec2 v) -{ - __retVal.x = atan(u.x, v.x); - __retVal.y = atan(u.y, v.y); -} - -vec3 atan(const vec3 u, const vec3 v) -{ - __retVal.x = atan(u.x, v.x); - __retVal.y = atan(u.y, v.y); - __retVal.z = atan(u.z, v.z); -} - -vec4 atan(const vec4 u, const vec4 v) -{ - __retVal.x = atan(u.x, v.x); - __retVal.y = atan(u.y, v.y); - __retVal.z = atan(u.z, v.z); - __retVal.w = atan(u.w, v.w); -} - - -// -// 8.2 Exponential Functions -// - -//// pow - -float pow(const float a, const float b) -{ - __asm float_power __retVal, a, b; -} - -vec2 pow(const vec2 a, const vec2 b) -{ - __asm float_power __retVal.x, a.x, b.x; - __asm float_power __retVal.y, a.y, b.y; -} - -vec3 pow(const vec3 a, const vec3 b) -{ - __asm float_power __retVal.x, a.x, b.x; - __asm float_power __retVal.y, a.y, b.y; - __asm float_power __retVal.z, a.z, b.z; -} - -vec4 pow(const vec4 a, const vec4 b) -{ - __asm float_power __retVal.x, a.x, b.x; - __asm float_power __retVal.y, a.y, b.y; - __asm float_power __retVal.z, a.z, b.z; - __asm float_power __retVal.w, a.w, b.w; -} - - -//// exp - -float exp(const float a) -{ - // NOTE: log2(e) = 1.44269502 - float t = a * 1.44269502; - __asm float_exp2 __retVal, t; -} - -vec2 exp(const vec2 a) -{ - vec2 t = a * 1.44269502; - __asm float_exp2 __retVal.x, t.x; - __asm float_exp2 __retVal.y, t.y; -} - -vec3 exp(const vec3 a) -{ - vec3 t = a * 1.44269502; - __asm float_exp2 __retVal.x, t.x; - __asm float_exp2 __retVal.y, t.y; - __asm float_exp2 __retVal.z, t.z; -} - -vec4 exp(const vec4 a) -{ - vec4 t = a * 1.44269502; - __asm float_exp2 __retVal.x, t.x; - __asm float_exp2 __retVal.y, t.y; - __asm float_exp2 __retVal.z, t.z; - __asm float_exp2 __retVal.w, t.w; -} - - - -//// log2 - -float log2(const float x) -{ - __asm float_log2 __retVal, x; -} - -vec2 log2(const vec2 v) -{ - __asm float_log2 __retVal.x, v.x; - __asm float_log2 __retVal.y, v.y; -} - -vec3 log2(const vec3 v) -{ - __asm float_log2 __retVal.x, v.x; - __asm float_log2 __retVal.y, v.y; - __asm float_log2 __retVal.z, v.z; -} - -vec4 log2(const vec4 v) -{ - __asm float_log2 __retVal.x, v.x; - __asm float_log2 __retVal.y, v.y; - __asm float_log2 __retVal.z, v.z; - __asm float_log2 __retVal.w, v.w; -} - - -//// log (natural log) - -float log(const float x) -{ - // note: logBaseB(x) = logBaseN(x) / logBaseN(B) - // compute log(x) = log2(x) / log2(e) - // c = 1.0 / log2(e) = 0.693147181 - const float c = 0.693147181; - return log2(x) * c; -} - -vec2 log(const vec2 v) -{ - const float c = 0.693147181; - return log2(v) * c; -} - -vec3 log(const vec3 v) -{ - const float c = 0.693147181; - return log2(v) * c; -} - -vec4 log(const vec4 v) -{ - const float c = 0.693147181; - return log2(v) * c; -} - - -//// exp2 - -float exp2(const float a) -{ - __asm float_exp2 __retVal, a; -} - -vec2 exp2(const vec2 a) -{ - __asm float_exp2 __retVal.x, a.x; - __asm float_exp2 __retVal.y, a.y; -} - -vec3 exp2(const vec3 a) -{ - __asm float_exp2 __retVal.x, a.x; - __asm float_exp2 __retVal.y, a.y; - __asm float_exp2 __retVal.z, a.z; -} - -vec4 exp2(const vec4 a) -{ - __asm float_exp2 __retVal.x, a.x; - __asm float_exp2 __retVal.y, a.y; - __asm float_exp2 __retVal.z, a.z; - __asm float_exp2 __retVal.w, a.w; -} - - -//// sqrt - -float sqrt(const float x) -{ - const float nx = -x; - float r; - __asm float_rsq r, x; - __asm float_rcp r, r; - __asm vec4_cmp __retVal, nx, r, 0.0; -} - -vec2 sqrt(const vec2 x) -{ - const vec2 nx = -x, zero = vec2(0.0); - vec2 r; - __asm float_rsq r.x, x.x; - __asm float_rsq r.y, x.y; - __asm float_rcp r.x, r.x; - __asm float_rcp r.y, r.y; - __asm vec4_cmp __retVal, nx, r, zero; -} - -vec3 sqrt(const vec3 x) -{ - const vec3 nx = -x, zero = vec3(0.0); - vec3 r; - __asm float_rsq r.x, x.x; - __asm float_rsq r.y, x.y; - __asm float_rsq r.z, x.z; - __asm float_rcp r.x, r.x; - __asm float_rcp r.y, r.y; - __asm float_rcp r.z, r.z; - __asm vec4_cmp __retVal, nx, r, zero; -} - -vec4 sqrt(const vec4 x) -{ - const vec4 nx = -x, zero = vec4(0.0); - vec4 r; - __asm float_rsq r.x, x.x; - __asm float_rsq r.y, x.y; - __asm float_rsq r.z, x.z; - __asm float_rsq r.w, x.w; - __asm float_rcp r.x, r.x; - __asm float_rcp r.y, r.y; - __asm float_rcp r.z, r.z; - __asm float_rcp r.w, r.w; - __asm vec4_cmp __retVal, nx, r, zero; -} - - -//// inversesqrt - -float inversesqrt(const float x) -{ - __asm float_rsq __retVal.x, x; -} - -vec2 inversesqrt(const vec2 v) -{ - __asm float_rsq __retVal.x, v.x; - __asm float_rsq __retVal.y, v.y; -} - -vec3 inversesqrt(const vec3 v) -{ - __asm float_rsq __retVal.x, v.x; - __asm float_rsq __retVal.y, v.y; - __asm float_rsq __retVal.z, v.z; -} - -vec4 inversesqrt(const vec4 v) -{ - __asm float_rsq __retVal.x, v.x; - __asm float_rsq __retVal.y, v.y; - __asm float_rsq __retVal.z, v.z; - __asm float_rsq __retVal.w, v.w; -} - - -//// normalize - -float normalize(const float x) -{ - __retVal = 1.0; -} - -vec2 normalize(const vec2 v) -{ - const float s = inversesqrt(dot(v, v)); - __asm vec4_multiply __retVal.xy, v, s; -} - -vec3 normalize(const vec3 v) -{ -// const float s = inversesqrt(dot(v, v)); -// __retVal = v * s; -// XXX note, we _could_ use __retVal.w instead of tmp and save a -// register, but that's actually a compilation error because v is a vec3 -// and the .w suffix is illegal. Oh well. - float tmp; - __asm vec3_dot tmp, v, v; - __asm float_rsq tmp, tmp; - __asm vec4_multiply __retVal.xyz, v, tmp; -} - -vec4 normalize(const vec4 v) -{ - float tmp; - __asm vec4_dot tmp, v, v; - __asm float_rsq tmp, tmp; - __asm vec4_multiply __retVal.xyz, v, tmp; -} - - - -// -// 8.3 Common Functions -// - - -//// abs - -float abs(const float a) -{ - __asm vec4_abs __retVal, a; -} - -vec2 abs(const vec2 a) -{ - __asm vec4_abs __retVal.xy, a; -} - -vec3 abs(const vec3 a) -{ - __asm vec4_abs __retVal.xyz, a; -} - -vec4 abs(const vec4 a) -{ - __asm vec4_abs __retVal, a; -} - - -//// sign - -float sign(const float x) -{ - float p, n; - __asm vec4_sgt p, x, 0.0; // p = (x > 0) - __asm vec4_sgt n, 0.0, x; // n = (x < 0) - __asm vec4_subtract __retVal, p, n; // sign = p - n -} - -vec2 sign(const vec2 v) -{ - vec2 p, n; - __asm vec4_sgt p.xy, v, 0.0; - __asm vec4_sgt n.xy, 0.0, v; - __asm vec4_subtract __retVal.xy, p, n; -} - -vec3 sign(const vec3 v) -{ - vec3 p, n; - __asm vec4_sgt p.xyz, v, 0.0; - __asm vec4_sgt n.xyz, 0.0, v; - __asm vec4_subtract __retVal.xyz, p, n; -} - -vec4 sign(const vec4 v) -{ - vec4 p, n; - __asm vec4_sgt p, v, 0.0; - __asm vec4_sgt n, 0.0, v; - __asm vec4_subtract __retVal, p, n; -} - - -//// floor - -float floor(const float a) -{ - __asm vec4_floor __retVal, a; -} - -vec2 floor(const vec2 a) -{ - __asm vec4_floor __retVal.xy, a; -} - -vec3 floor(const vec3 a) -{ - __asm vec4_floor __retVal.xyz, a; -} - -vec4 floor(const vec4 a) -{ - __asm vec4_floor __retVal, a; -} - - -//// ceil - -float ceil(const float a) -{ - // XXX this could be improved - float b = -a; - __asm vec4_floor b, b; - __retVal = -b; -} - -vec2 ceil(const vec2 a) -{ - vec2 b = -a; - __asm vec4_floor b, b; - __retVal.xy = -b; -} - -vec3 ceil(const vec3 a) -{ - vec3 b = -a; - __asm vec4_floor b, b; - __retVal.xyz = -b; -} - -vec4 ceil(const vec4 a) -{ - vec4 b = -a; - __asm vec4_floor b, b; - __retVal = -b; -} - - -//// fract - -float fract(const float a) -{ - __asm vec4_frac __retVal, a; -} - -vec2 fract(const vec2 a) -{ - __asm vec4_frac __retVal.xy, a; -} - -vec3 fract(const vec3 a) -{ - __asm vec4_frac __retVal.xyz, a; -} - -vec4 fract(const vec4 a) -{ - __asm vec4_frac __retVal, a; -} - - -//// mod (very untested!) - -float mod(const float a, const float b) -{ - float oneOverB; - __asm float_rcp oneOverB, b; - __retVal = a - b * floor(a * oneOverB); -} - -vec2 mod(const vec2 a, const float b) -{ - float oneOverB; - __asm float_rcp oneOverB, b; - __retVal.xy = a - b * floor(a * oneOverB); -} - -vec3 mod(const vec3 a, const float b) -{ - float oneOverB; - __asm float_rcp oneOverB, b; - __retVal.xyz = a - b * floor(a * oneOverB); -} - -vec4 mod(const vec4 a, const float b) -{ - float oneOverB; - __asm float_rcp oneOverB, b; - __retVal = a - b * floor(a * oneOverB); -} - -vec2 mod(const vec2 a, const vec2 b) -{ - vec2 oneOverB; - __asm float_rcp oneOverB.x, b.x; - __asm float_rcp oneOverB.y, b.y; - __retVal = a - b * floor(a * oneOverB); -} - -vec3 mod(const vec3 a, const vec3 b) -{ - vec3 oneOverB; - __asm float_rcp oneOverB.x, b.x; - __asm float_rcp oneOverB.y, b.y; - __asm float_rcp oneOverB.z, b.z; - __retVal = a - b * floor(a * oneOverB); -} - -vec4 mod(const vec4 a, const vec4 b) -{ - vec4 oneOverB; - __asm float_rcp oneOverB.x, b.x; - __asm float_rcp oneOverB.y, b.y; - __asm float_rcp oneOverB.z, b.z; - __asm float_rcp oneOverB.w, b.w; - __retVal = a - b * floor(a * oneOverB); -} - - -//// min - -float min(const float a, const float b) -{ - __asm vec4_min __retVal, a, b; -} - -vec2 min(const vec2 a, const vec2 b) -{ - __asm vec4_min __retVal.xy, a.xy, b.xy; -} - -vec3 min(const vec3 a, const vec3 b) -{ - __asm vec4_min __retVal.xyz, a.xyz, b.xyz; -} - -vec4 min(const vec4 a, const vec4 b) -{ - __asm vec4_min __retVal, a, b; -} - -vec2 min(const vec2 a, const float b) -{ - __asm vec4_min __retVal, a.xy, b; -} - -vec3 min(const vec3 a, const float b) -{ - __asm vec4_min __retVal, a.xyz, b; -} - -vec4 min(const vec4 a, const float b) -{ - __asm vec4_min __retVal, a, b; -} - - -//// max - -float max(const float a, const float b) -{ - __asm vec4_max __retVal, a, b; -} - -vec2 max(const vec2 a, const vec2 b) -{ - __asm vec4_max __retVal.xy, a.xy, b.xy; -} - -vec3 max(const vec3 a, const vec3 b) -{ - __asm vec4_max __retVal.xyz, a.xyz, b.xyz; -} - -vec4 max(const vec4 a, const vec4 b) -{ - __asm vec4_max __retVal, a, b; -} - -vec2 max(const vec2 a, const float b) -{ - __asm vec4_max __retVal, a.xy, b; -} - -vec3 max(const vec3 a, const float b) -{ - __asm vec4_max __retVal, a.xyz, b; -} - -vec4 max(const vec4 a, const float b) -{ - __asm vec4_max __retVal, a, b; -} - - -//// clamp - -float clamp(const float val, const float minVal, const float maxVal) -{ - __asm vec4_clamp __retVal, val, minVal, maxVal; -} - -vec2 clamp(const vec2 val, const float minVal, const float maxVal) -{ - __asm vec4_clamp __retVal, val, minVal, maxVal; -} - -vec3 clamp(const vec3 val, const float minVal, const float maxVal) -{ - __asm vec4_clamp __retVal, val, minVal, maxVal; -} - -vec4 clamp(const vec4 val, const float minVal, const float maxVal) -{ - __asm vec4_clamp __retVal, val, minVal, maxVal; -} - -vec2 clamp(const vec2 val, const vec2 minVal, const vec2 maxVal) -{ - __asm vec4_clamp __retVal, val, minVal, maxVal; -} - -vec3 clamp(const vec3 val, const vec3 minVal, const vec3 maxVal) -{ - __asm vec4_clamp __retVal, val, minVal, maxVal; -} - -vec4 clamp(const vec4 val, const vec4 minVal, const vec4 maxVal) -{ - __asm vec4_clamp __retVal, val, minVal, maxVal; -} - - -//// mix - -float mix(const float x, const float y, const float a) -{ - __asm vec4_lrp __retVal, a, y, x; -} - -vec2 mix(const vec2 x, const vec2 y, const float a) -{ - __asm vec4_lrp __retVal, a, y, x; -} - -vec3 mix(const vec3 x, const vec3 y, const float a) -{ - __asm vec4_lrp __retVal, a, y, x; -} - -vec4 mix(const vec4 x, const vec4 y, const float a) -{ - __asm vec4_lrp __retVal, a, y, x; -} - -vec2 mix(const vec2 x, const vec2 y, const vec2 a) -{ - __asm vec4_lrp __retVal, a, y, x; -} - -vec3 mix(const vec3 x, const vec3 y, const vec3 a) -{ - __asm vec4_lrp __retVal, a, y, x; -} - -vec4 mix(const vec4 x, const vec4 y, const vec4 a) -{ - __asm vec4_lrp __retVal, a, y, x; -} - - -//// step - -float step(const float edge, const float x) -{ - __asm vec4_sge __retVal, x, edge; -} - -vec2 step(const vec2 edge, const vec2 x) -{ - __asm vec4_sge __retVal.xy, x, edge; -} - -vec3 step(const vec3 edge, const vec3 x) -{ - __asm vec4_sge __retVal.xyz, x, edge; -} - -vec4 step(const vec4 edge, const vec4 x) -{ - __asm vec4_sge __retVal, x, edge; -} - -vec2 step(const float edge, const vec2 v) -{ - __asm vec4_sge __retVal.xy, v, edge; -} - -vec3 step(const float edge, const vec3 v) -{ - __asm vec4_sge __retVal.xyz, v, edge; -} - -vec4 step(const float edge, const vec4 v) -{ - __asm vec4_sge __retVal, v, edge; -} - - -//// smoothstep - -float smoothstep(const float edge0, const float edge1, const float x) -{ - float t = clamp((x - edge0) / (edge1 - edge0), 0.0, 1.0); - return t * t * (3.0 - 2.0 * t); -} - -vec2 smoothstep(const vec2 edge0, const vec2 edge1, const vec2 v) -{ - vec2 t = clamp((v - edge0) / (edge1 - edge0), 0.0, 1.0); - return t * t * (3.0 - 2.0 * t); -} - -vec3 smoothstep(const vec3 edge0, const vec3 edge1, const vec3 v) -{ - vec3 t = clamp((v - edge0) / (edge1 - edge0), 0.0, 1.0); - return t * t * (3.0 - 2.0 * t); -} - -vec4 smoothstep(const vec4 edge0, const vec4 edge1, const vec4 v) -{ - vec4 t = clamp((v - edge0) / (edge1 - edge0), 0.0, 1.0); - return t * t * (3.0 - 2.0 * t); -} - -vec2 smoothstep(const float edge0, const float edge1, const vec2 v) -{ - vec2 t = clamp((v - edge0) / (edge1 - edge0), 0.0, 1.0); - return t * t * (3.0 - 2.0 * t); -} - -vec3 smoothstep(const float edge0, const float edge1, const vec3 v) -{ - vec3 t = clamp((v - edge0) / (edge1 - edge0), 0.0, 1.0); - return t * t * (3.0 - 2.0 * t); -} - -vec4 smoothstep(const float edge0, const float edge1, const vec4 v) -{ - vec4 t = clamp((v - edge0) / (edge1 - edge0), 0.0, 1.0); - return t * t * (3.0 - 2.0 * t); -} - - - -// -// 8.4 Geometric Functions -// - - -//// length - -float length(const float x) -{ - return abs(x); -} - -float length(const vec2 v) -{ - float r; - const float p = dot(v, v); // p = v.x * v.x + v.y * v.y - __asm float_rsq r, p; // r = 1 / sqrt(p) - __asm float_rcp __retVal.x, r; // retVal = 1 / r -} - -float length(const vec3 v) -{ - float r; - const float p = dot(v, v); // p = v.x * v.x + v.y * v.y + v.z * v.z - __asm float_rsq r, p; // r = 1 / sqrt(p) - __asm float_rcp __retVal, r; // retVal = 1 / r -} - -float length(const vec4 v) -{ - float r; - const float p = dot(v, v); // p = v.x * v.x + v.y * v.y + ... - __asm float_rsq r, p; // r = 1 / sqrt(p) - __asm float_rcp __retVal, r; // retVal = 1 / r -} - - -//// distance - -float distance(const float x, const float y) -{ - const float d = x - y; - __retVal = length(d); -} - -float distance(const vec2 v, const vec2 u) -{ - const vec2 d2 = v - u; - __retVal = length(d2); -} - -float distance(const vec3 v, const vec3 u) -{ - const vec3 d3 = v - u; - __retVal = length(d3); -} - -float distance(const vec4 v, const vec4 u) -{ - const vec4 d4 = v - u; - __retVal = length(d4); -} - - -//// cross - -vec3 cross(const vec3 v, const vec3 u) -{ - __asm vec3_cross __retVal.xyz, v, u; -} - - -//// faceforward - -float faceforward(const float N, const float I, const float Nref) -{ - // this could probably be done better - const float d = dot(Nref, I); - float s; - __asm vec4_sgt s, 0.0, d; // s = (0.0 > d) ? 1 : 0 - return mix(-N, N, s); -} - -vec2 faceforward(const vec2 N, const vec2 I, const vec2 Nref) -{ - // this could probably be done better - const float d = dot(Nref, I); - float s; - __asm vec4_sgt s, 0.0, d; // s = (0.0 > d) ? 1 : 0 - return mix(-N, N, s); -} - -vec3 faceforward(const vec3 N, const vec3 I, const vec3 Nref) -{ - // this could probably be done better - const float d = dot(Nref, I); - float s; - __asm vec4_sgt s, 0.0, d; // s = (0.0 > d) ? 1 : 0 - return mix(-N, N, s); -} - -vec4 faceforward(const vec4 N, const vec4 I, const vec4 Nref) -{ - // this could probably be done better - const float d = dot(Nref, I); - float s; - __asm vec4_sgt s, 0.0, d; // s = (0.0 > d) ? 1 : 0 - return mix(-N, N, s); -} - - -//// reflect - -float reflect(const float I, const float N) -{ - return I - 2.0 * dot(N, I) * N; -} - -vec2 reflect(const vec2 I, const vec2 N) -{ - return I - 2.0 * dot(N, I) * N; -} - -vec3 reflect(const vec3 I, const vec3 N) -{ - return I - 2.0 * dot(N, I) * N; -} - -vec4 reflect(const vec4 I, const vec4 N) -{ - return I - 2.0 * dot(N, I) * N; -} - -//// refract - -float refract(const float I, const float N, const float eta) -{ - float n_dot_i = dot(N, I); - float k = 1.0 - eta * eta * (1.0 - n_dot_i * n_dot_i); - float retval; - if (k < 0.0) - retval = 0.0; - else - retval = eta * I - (eta * n_dot_i + sqrt(k)) * N; - return retval; -} - -vec2 refract(const vec2 I, const vec2 N, const float eta) -{ - float n_dot_i = dot(N, I); - float k = 1.0 - eta * eta * (1.0 - n_dot_i * n_dot_i); - vec2 retval; - if (k < 0.0) - retval = vec2(0.0); - else - retval = eta * I - (eta * n_dot_i + sqrt(k)) * N; - return retval; -} - -vec3 refract(const vec3 I, const vec3 N, const float eta) -{ - float n_dot_i = dot(N, I); - float k = 1.0 - eta * eta * (1.0 - n_dot_i * n_dot_i); - vec3 retval; - if (k < 0.0) - retval = vec3(0.0); - else - retval = eta * I - (eta * n_dot_i + sqrt(k)) * N; - return retval; -} - -vec4 refract(const vec4 I, const vec4 N, const float eta) -{ - float n_dot_i = dot(N, I); - float k = 1.0 - eta * eta * (1.0 - n_dot_i * n_dot_i); - vec4 retval; - if (k < 0.0) - retval = vec4(0.0); - else - retval = eta * I - (eta * n_dot_i + sqrt(k)) * N; - return retval; -} - - - - -// -// 8.5 Matrix Functions -// - -mat2 matrixCompMult (mat2 m, mat2 n) { - return mat2 (m[0] * n[0], m[1] * n[1]); -} - -mat3 matrixCompMult (mat3 m, mat3 n) { - return mat3 (m[0] * n[0], m[1] * n[1], m[2] * n[2]); -} - -mat4 matrixCompMult (mat4 m, mat4 n) { - return mat4 (m[0] * n[0], m[1] * n[1], m[2] * n[2], m[3] * n[3]); -} - - - - -// -// 8.6 Vector Relational Functions -// - -//// lessThan - -bvec2 lessThan(const vec2 u, const vec2 v) -{ - __asm vec4_slt __retVal.xy, u, v; -} - -bvec3 lessThan(const vec3 u, const vec3 v) -{ - __asm vec4_slt __retVal.xyz, u, v; -} - -bvec4 lessThan(const vec4 u, const vec4 v) -{ - __asm vec4_slt __retVal, u, v; -} - -bvec2 lessThan(const ivec2 u, const ivec2 v) -{ - __asm vec4_slt __retVal.xy, u, v; -} - -bvec3 lessThan(const ivec3 u, const ivec3 v) -{ - __asm vec4_slt __retVal.xyz, u, v; -} - -bvec4 lessThan(const ivec4 u, const ivec4 v) -{ - __asm vec4_slt __retVal, u, v; -} - - -//// lessThanEqual - -bvec2 lessThanEqual(const vec2 u, const vec2 v) -{ - __asm vec4_sle __retVal.xy, u, v; -} - -bvec3 lessThanEqual(const vec3 u, const vec3 v) -{ - __asm vec4_sle __retVal.xyz, u, v; -} - -bvec4 lessThanEqual(const vec4 u, const vec4 v) -{ - __asm vec4_sle __retVal, u, v; -} - -bvec2 lessThanEqual(const ivec2 u, const ivec2 v) -{ - __asm vec4_sle __retVal.xy, u, v; -} - -bvec3 lessThanEqual(const ivec3 u, const ivec3 v) -{ - __asm vec4_sle __retVal.xyz, u, v; -} - -bvec4 lessThanEqual(const ivec4 u, const ivec4 v) -{ - __asm vec4_sle __retVal, u, v; -} - - -//// greaterThan - -bvec2 greaterThan(const vec2 u, const vec2 v) -{ - __asm vec4_sgt __retVal.xy, u, v; -} - -bvec3 greaterThan(const vec3 u, const vec3 v) -{ - __asm vec4_sgt __retVal.xyz, u, v; -} - -bvec4 greaterThan(const vec4 u, const vec4 v) -{ - __asm vec4_sgt __retVal, u, v; -} - -bvec2 greaterThan(const ivec2 u, const ivec2 v) -{ - __asm vec4_sgt __retVal.xy, u.xy, v.xy; -} - -bvec3 greaterThan(const ivec3 u, const ivec3 v) -{ - __asm vec4_sgt __retVal.xyz, u, v; -} - -bvec4 greaterThan(const ivec4 u, const ivec4 v) -{ - __asm vec4_sgt __retVal, u, v; -} - - -//// greaterThanEqual - -bvec2 greaterThanEqual(const vec2 u, const vec2 v) -{ - __asm vec4_sge __retVal.xy, u, v; -} - -bvec3 greaterThanEqual(const vec3 u, const vec3 v) -{ - __asm vec4_sge __retVal.xyz, u, v; -} - -bvec4 greaterThanEqual(const vec4 u, const vec4 v) -{ - __asm vec4_sge __retVal, u, v; -} - -bvec2 greaterThanEqual(const ivec2 u, const ivec2 v) -{ - __asm vec4_sge __retVal.xy, u, v; -} - -bvec3 greaterThanEqual(const ivec3 u, const ivec3 v) -{ - __asm vec4_sge __retVal.xyz, u, v; -} - -bvec4 greaterThanEqual(const ivec4 u, const ivec4 v) -{ - __asm vec4_sge __retVal, u, v; -} - - -//// equal - -bvec2 equal(const vec2 u, const vec2 v) -{ - __asm vec4_seq __retVal.xy, u, v; -} - -bvec3 equal(const vec3 u, const vec3 v) -{ - __asm vec4_seq __retVal.xyz, u, v; -} - -bvec4 equal(const vec4 u, const vec4 v) -{ - __asm vec4_seq __retVal, u, v; -} - -bvec2 equal(const ivec2 u, const ivec2 v) -{ - __asm vec4_seq __retVal.xy, u, v; -} - -bvec3 equal(const ivec3 u, const ivec3 v) -{ - __asm vec4_seq __retVal.xyz, u, v; -} - -bvec4 equal(const ivec4 u, const ivec4 v) -{ - __asm vec4_seq __retVal, u, v; -} - -bvec2 equal(const bvec2 u, const bvec2 v) -{ - __asm vec4_seq __retVal.xy, u, v; -} - -bvec3 equal(const bvec3 u, const bvec3 v) -{ - __asm vec4_seq __retVal.xyz, u, v; -} - -bvec4 equal(const bvec4 u, const bvec4 v) -{ - __asm vec4_seq __retVal, u, v; -} - - - - -//// notEqual - -bvec2 notEqual(const vec2 u, const vec2 v) -{ - __asm vec4_sne __retVal.xy, u, v; -} - -bvec3 notEqual(const vec3 u, const vec3 v) -{ - __asm vec4_sne __retVal.xyz, u, v; -} - -bvec4 notEqual(const vec4 u, const vec4 v) -{ - __asm vec4_sne __retVal, u, v; -} - -bvec2 notEqual(const ivec2 u, const ivec2 v) -{ - __asm vec4_sne __retVal.xy, u, v; -} - -bvec3 notEqual(const ivec3 u, const ivec3 v) -{ - __asm vec4_sne __retVal.xyz, u, v; -} - -bvec4 notEqual(const ivec4 u, const ivec4 v) -{ - __asm vec4_sne __retVal, u, v; -} - -bvec2 notEqual(const bvec2 u, const bvec2 v) -{ - __asm vec4_sne __retVal.xy, u, v; -} - -bvec3 notEqual(const bvec3 u, const bvec3 v) -{ - __asm vec4_sne __retVal.xyz, u, v; -} - -bvec4 notEqual(const bvec4 u, const bvec4 v) -{ - __asm vec4_sne __retVal, u, v; -} - - - -//// any - -bool any(const bvec2 v) -{ - float sum; - __asm vec4_add sum.x, v.x, v.y; - __asm vec4_sne __retVal.x, sum.x, 0.0; -} - -bool any(const bvec3 v) -{ - float sum; - __asm vec4_add sum.x, v.x, v.y; - __asm vec4_add sum.x, sum.x, v.z; - __asm vec4_sne __retVal.x, sum.x, 0.0; -} - -bool any(const bvec4 v) -{ - float sum; - __asm vec4_add sum.x, v.x, v.y; - __asm vec4_add sum.x, sum.x, v.z; - __asm vec4_add sum.x, sum.x, v.w; - __asm vec4_sne __retVal.x, sum.x, 0.0; -} - - -//// all - -bool all (const bvec2 v) -{ - float prod; - __asm vec4_multiply prod, v.x, v.y; - __asm vec4_sne __retVal, prod, 0.0; -} - -bool all (const bvec3 v) -{ - float prod; - __asm vec4_multiply prod, v.x, v.y; - __asm vec4_multiply prod, prod, v.z; - __asm vec4_sne __retVal, prod, 0.0; -} - -bool all (const bvec4 v) -{ - float prod; - __asm vec4_multiply prod, v.x, v.y; - __asm vec4_multiply prod, prod, v.z; - __asm vec4_multiply prod, prod, v.w; - __asm vec4_sne __retVal, prod, 0.0; -} - - - -//// not - -bvec2 not (const bvec2 v) -{ - __asm vec4_seq __retVal.xy, v, 0.0; -} - -bvec3 not (const bvec3 v) -{ - __asm vec4_seq __retVal.xyz, v, 0.0; -} - -bvec4 not (const bvec4 v) -{ - __asm vec4_seq __retVal, v, 0.0; -} - - - -//// Texture Lookup Functions (for both fragment and vertex shaders) - -vec4 texture1D(const sampler1D sampler, const float coord) -{ - __asm vec4_tex_1d __retVal, sampler, coord; -} - -vec4 texture1DProj(const sampler1D sampler, const vec2 coord) -{ - // need to swizzle .y into .w - __asm vec4_tex_1d_proj __retVal, sampler, coord.xyyy; -} - -vec4 texture1DProj(const sampler1D sampler, const vec4 coord) -{ - __asm vec4_tex_1d_proj __retVal, sampler, coord; -} - - -vec4 texture2D(const sampler2D sampler, const vec2 coord) -{ - __asm vec4_tex_2d __retVal, sampler, coord; -} - -vec4 texture2DProj(const sampler2D sampler, const vec3 coord) -{ - // need to swizzle 'z' into 'w'. - __asm vec4_tex_2d_proj __retVal, sampler, coord.xyzz; -} - -vec4 texture2DProj(const sampler2D sampler, const vec4 coord) -{ - __asm vec4_tex_2d_proj __retVal, sampler, coord; -} - - -vec4 texture3D(const sampler3D sampler, const vec3 coord) -{ - __asm vec4_tex_3d __retVal, sampler, coord; -} - -vec4 texture3DProj(const sampler3D sampler, const vec4 coord) -{ - __asm vec4_tex_3d_proj __retVal, sampler, coord; -} - - -vec4 textureCube(const samplerCube sampler, const vec3 coord) -{ - __asm vec4_tex_cube __retVal, sampler, coord; -} - - - -vec4 shadow1D(const sampler1DShadow sampler, const vec3 coord) -{ - __asm vec4_tex_1d_shadow __retVal, sampler, coord; -} - -vec4 shadow1DProj(const sampler1DShadow sampler, const vec4 coord) -{ - // .s and .p will be divided by .q - __asm vec4_tex_1d_proj_shadow __retVal, sampler, coord; -} - -vec4 shadow2D(const sampler2DShadow sampler, const vec3 coord) -{ - __asm vec4_tex_2d_shadow __retVal, sampler, coord; -} - -vec4 shadow2DProj(const sampler2DShadow sampler, const vec4 coord) -{ - // .s, .t and .p will be divided by .q - __asm vec4_tex_2d_proj_shadow __retVal, sampler, coord; -} - - -//// GL_ARB_texture_rectangle: -vec4 texture2DRect(const sampler2DRect sampler, const vec2 coord) -{ - __asm vec4_tex_rect __retVal, sampler, coord; -} - -vec4 texture2DRectProj(const sampler2DRect sampler, const vec3 coord) -{ - // need to swizzle .y into .w - __asm vec4_tex_rect_proj __retVal, sampler, coord.xyzz; -} - -vec4 texture2DRectProj(const sampler2DRect sampler, const vec4 coord) -{ - __asm vec4_tex_rect_proj __retVal, sampler, ccoord; -} - -vec4 shadow2DRect(const sampler2DRectShadow sampler, const vec3 coord) -{ - __asm vec4_tex_rect_shadow __retVal, sampler, coord; -} - -vec4 shadow2DRectProj(const sampler2DRectShadow sampler, const vec4 coord) -{ - __asm vec4_tex_rect_proj_shadow __retVal, sampler, coord; -} - - - -//// GL_EXT_texture_array -vec4 texture1DArray(const sampler1DArray sampler, const vec2 coord) -{ - __asm vec4_tex_1d_array __retVal, sampler, coord; -} - -vec4 texture2DArray(const sampler2DArray sampler, const vec3 coord) -{ - __asm vec4_tex_2d_array __retVal, sampler, coord; -} - - -// -// 8.9 Noise Functions -// -// AUTHOR: Stefan Gustavson (stegu@itn.liu.se), Nov 26, 2005 -// - -float noise1(const float x) -{ - __asm float_noise1 __retVal, x; -} - - -float noise1(const vec2 x) -{ - __asm float_noise2 __retVal, x; -} - -float noise1(const vec3 x) -{ - __asm float_noise3 __retVal, x; -} - -float noise1(const vec4 x) -{ - __asm float_noise4 __retVal, x; -} - -vec2 noise2(const float x) -{ - __retVal.x = noise1(x); - __retVal.y = noise1(x + 19.34); -} - -vec2 noise2(const vec2 x) -{ - __retVal.x = noise1(x); - __retVal.y = noise1(x + vec2(19.34, 7.66)); -} - -vec2 noise2(const vec3 x) -{ - __retVal.x = noise1(x); - __retVal.y = noise1(x + vec3(19.34, 7.66, 3.23)); -} - -vec2 noise2(const vec4 x) -{ - __retVal.x = noise1(x); - __retVal.y = noise1(x + vec4(19.34, 7.66, 3.23, 2.77)); -} - -vec3 noise3(const float x) -{ - __retVal.x = noise1(x); - __retVal.y = noise1(x + 19.34); - __retVal.z = noise1(x + 5.47); -} - -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(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)); -} - -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(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(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(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)); -} -- cgit v1.2.3