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This commit is contained in:
Kovid Goyal
2017-09-10 18:21:16 +05:30
parent 9c184c794a
commit c1dc4d0575
2 changed files with 16 additions and 9 deletions
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15
kitty/shaders.c
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@@ -13,6 +13,7 @@
#include <GL/glew.h>
#endif
static char glbuf[4096];
// GL setup and error handling {{{
// Required minimum OpenGL version
@@ -20,6 +21,14 @@
#define REQUIRED_VERSION_MINOR 3
#define GLSL_VERSION (REQUIRED_VERSION_MAJOR * 100 + REQUIRED_VERSION_MINOR * 10)
#ifndef GL_STACK_UNDERFLOW
#define GL_STACK_UNDERFLOW 0x0504
#endif
#ifndef GL_STACK_OVERFLOW
#define GL_STACK_OVERFLOW 0x0503
#endif
static inline bool
set_error_from_gl() {
int code = glGetError();
@@ -69,10 +78,10 @@ glew_init(PyObject UNUSED *self) {
}
// }}}
// Programs {{{
enum Program { CELL_PROGRAM, CURSOR_PROGRAM, BORDERS_PROGRAM, NUM_PROGRAMS };
static GLuint program_ids[NUM_PROGRAMS] = {0};
static char glbuf[4096];
static inline GLuint
compile_shader(GLenum shader_type, const char *source) {
@@ -94,6 +103,8 @@ compile_shader(GLenum shader_type, const char *source) {
}
return shader_id;
}
// }}}
// Python API {{{
static PyObject*
@@ -138,7 +149,7 @@ end:
Py_RETURN_NONE;
}
#define M(name, arg_type) {#name, (PyCFunction)name, arg_type, ""}
#define M(name, arg_type) {#name, (PyCFunction)name, arg_type, NULL}
static PyMethodDef module_methods[] = {
M(enable_automatic_opengl_error_checking, METH_O),
{"glewInit", (PyCFunction)glew_init, METH_NOARGS, NULL},