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vo_opengl: move sampler type mapping to a function

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This commit is contained in:
wm4 2015-09-10 20:52:50 +02:00
parent f1205293a7
commit e2139488ff
2 changed files with 14 additions and 7 deletions
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19
video/out/opengl/utils.c
View File

@ -629,19 +629,24 @@ static struct sc_uniform *find_uniform(struct gl_shader_cache *sc,
return new;
}
const char* mp_sampler_type(GLenum texture_target)
{
switch (texture_target) {
case GL_TEXTURE_1D: return "sampler1D";
case GL_TEXTURE_2D: return "sampler2D";
case GL_TEXTURE_RECTANGLE: return "sampler2DRect";
case GL_TEXTURE_3D: return "sampler3D";
default: abort();
}
}
void gl_sc_uniform_sampler(struct gl_shader_cache *sc, char *name, GLenum target,
int unit)
{
struct sc_uniform *u = find_uniform(sc, name);
u->type = UT_i;
u->size = 1;
switch (target) {
case GL_TEXTURE_1D: u->glsl_type = "sampler1D"; break;
case GL_TEXTURE_2D: u->glsl_type = "sampler2D"; break;
case GL_TEXTURE_RECTANGLE: u->glsl_type = "sampler2DRect"; break;
case GL_TEXTURE_3D: u->glsl_type = "sampler3D"; break;
default: abort();
}
u->glsl_type = mp_sampler_type(target);
u->v.i[0] = unit;
}

2
video/out/opengl/utils.h
View File

@ -39,6 +39,8 @@ void glClearTex(GL *gl, GLenum target, GLenum format, GLenum type,
mp_image_t *glGetWindowScreenshot(GL *gl);
const char* mp_sampler_type(GLenum texture_target);
// print a multi line string with line numbers (e.g. for shader sources)
// log, lev: module and log level, as in mp_msg()
void mp_log_source(struct mp_log *log, int lev, const char *src);