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Fix GLSL shader failing to compile on OSX

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Bit operations are not supported on legacy profile of OSX.
This commit is contained in:
Sergey Sharybin
2016-05-20 22:54:27 +02:00
parent 79d69bb9e3
commit f5a4beffdd
2 changed files with 25 additions and 0 deletions
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4
source/blender/gpu/intern/gpu_shader.c
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@@ -205,6 +205,10 @@ static void gpu_shader_standard_defines(char defines[MAX_DEFINE_LENGTH],
if (GPU_bicubic_bump_support())
strcat(defines, "#define BUMP_BICUBIC\n");
if (GLEW_VERSION_3_0) {
strcat(defines, "#define BIT_OPERATIONS\n");
}
#ifdef WITH_OPENSUBDIV
/* TODO(sergey): Check whether we actually compiling shader for
* the OpenSubdiv mesh.

21
source/blender/gpu/shaders/gpu_shader_material.glsl
View File

@@ -2329,6 +2329,7 @@ int floor_to_int(float x)
return int(floor(x));
}
#ifdef BIT_OPERATIONS
uint hash(uint kx, uint ky, uint kz)
{
#define rot(x,k) (((x)<<(k)) | ((x)>>(32-(k))))
@@ -2384,6 +2385,7 @@ vec3 cellnoise_color(vec3 p)
return vec3(r, g, b);
}
#endif // BIT_OPERATIONS
float floorfrac(float x, out int i)
{
@@ -2879,6 +2881,7 @@ void node_tex_musgrave(vec3 co, float scale, float detail, float dimension, floa
fac = 1.0;
}
#ifdef BIT_OPERATIONS
float noise_fade(float t)
{
return t * t * t * (t * (t * 6.0 - 15.0) + 10.0);
@@ -2964,9 +2967,11 @@ float noise_turbulence(vec3 p, float octaves, int hard)
return sum;
}
}
#endif // BIT_OPERATIONS
void node_tex_noise(vec3 co, float scale, float detail, float distortion, out vec4 color, out float fac)
{
#ifdef BIT_OPERATIONS
vec3 p = co * scale;
int hard = 0;
if (distortion != 0.0) {
@@ -2982,6 +2987,10 @@ void node_tex_noise(vec3 co, float scale, float detail, float distortion, out ve
noise_turbulence(vec3(p.y, p.x, p.z), detail, hard),
noise_turbulence(vec3(p.y, p.z, p.x), detail, hard),
1);
#else // BIT_OPERATIONS
color = vec4(1.0);
fac = 1.0;
#endif // BIT_OPERATIONS
}
void node_tex_sky(vec3 co, out vec4 color)
@@ -2991,6 +3000,7 @@ void node_tex_sky(vec3 co, out vec4 color)
void node_tex_voronoi(vec3 co, float scale, float coloring, out vec4 color, out float fac)
{
#ifdef BIT_OPERATIONS
vec3 p = co * scale;
int xx, yy, zz, xi, yi, zi;
float da[4];
@@ -3055,8 +3065,13 @@ void node_tex_voronoi(vec3 co, float scale, float coloring, out vec4 color, out
color = vec4(cellnoise_color(pa[0]), 1);
fac = (color.x + color.y + color.z) * (1.0 / 3.0);
}
#else // BIT_OPERATIONS
color = vec4(1.0);
fac = 1.0;
#endif // BIT_OPERATIONS
}
#ifdef BIT_OPERATIONS
float calc_wave(vec3 p, float distortion, float detail, float detail_scale, int wave_type, int wave_profile)
{
float n;
@@ -3078,14 +3093,20 @@ float calc_wave(vec3 p, float distortion, float detail, float detail_scale, int
return (n < 0.0)? n + 1.0: n;
}
}
#endif // BIT_OPERATIONS
void node_tex_wave(vec3 co, float scale, float distortion, float detail, float detail_scale, float wave_type, float wave_profile, out vec4 color, out float fac)
{
#ifdef BIT_OPERATIONS
float f;
f = calc_wave(co*scale, distortion, detail, detail_scale, int(wave_type), int(wave_profile));
color = vec4(f, f, f, 1.0);
fac = f;
#else // BIT_OPERATIONS
color = vec4(1.0);
fac = 1;
#endif // BIT_OPERATIONS
}
/* light path */