librw/src/gl/rwgl3shader.h
2020-05-14 00:07:34 +02:00

47 lines
848 B
C++

#ifdef RW_OPENGL
namespace rw {
namespace gl3 {
// TODO: make this dynamic
enum {
MAX_UNIFORMS = 40,
MAX_BLOCKS = 20
};
struct UniformRegistry
{
int32 numUniforms;
char *uniformNames[MAX_UNIFORMS];
int32 numBlocks;
char *blockNames[MAX_BLOCKS];
};
int32 registerUniform(const char *name);
int32 findUniform(const char *name);
int32 registerBlock(const char *name);
int32 findBlock(const char *name);
extern UniformRegistry uniformRegistry;
struct Shader
{
GLuint program;
// same number of elements as UniformRegistry::numUniforms
GLint *uniformLocations;
static Shader *create(const char **vsrc, const char **fsrc);
// static Shader *fromFiles(const char *vs, const char *fs);
// static Shader *fromStrings(const char *vsrc, const char *fsrc);
void use(void);
void destroy(void);
};
extern Shader *currentShader;
}
}
#endif