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authorpommicket <pommicket@gmail.com>2023-01-02 13:36:38 -0500
committerpommicket <pommicket@gmail.com>2023-01-02 13:36:38 -0500
commitc0d0117a963cf8e4dfb28b919087d8a8ecbbca6e (patch)
tree0c412921f82f141cf733e8de4b4b02152446dba5 /gl.c
parent1dc24e79ec7cf80e06b9c4e7cc55e18857b624c1 (diff)
fix up restructuring
Diffstat (limited to 'gl.c')
-rw-r--r--gl.c76
1 files changed, 9 insertions, 67 deletions
diff --git a/gl.c b/gl.c
index 1063c96..65f474d 100644
--- a/gl.c
+++ b/gl.c
@@ -1,6 +1,10 @@
#include "ted.h"
#include "lib/glcorearb.h"
+float gl_window_width, gl_window_height;
+int gl_version_major, gl_version_minor;
+
+
#if DEBUG
unsigned char *stbi_load(const char *filename, int *x, int *y, int *comp, int req_comp);
#else
@@ -10,66 +14,10 @@ no_warn_start
no_warn_end
#endif
-// macro trickery to avoid having to write everything twice
-#define gl_for_each_proc(do)\
- do(DRAWARRAYS, DrawArrays)\
- do(GENTEXTURES, GenTextures)\
- do(DELETETEXTURES, DeleteTextures)\
- do(GENERATEMIPMAP, GenerateMipmap)\
- do(TEXIMAGE2D, TexImage2D)\
- do(BINDTEXTURE, BindTexture)\
- do(TEXPARAMETERI, TexParameteri)\
- do(GETERROR, GetError)\
- do(GETINTEGERV, GetIntegerv)\
- do(ENABLE, Enable)\
- do(DISABLE, Disable)\
- do(BLENDFUNC, BlendFunc)\
- do(VIEWPORT, Viewport)\
- do(CLEARCOLOR, ClearColor)\
- do(CLEAR, Clear)\
- do(FINISH, Finish)\
- do(CREATESHADER, CreateShader)\
- do(DELETESHADER, DeleteShader)\
- do(CREATEPROGRAM, CreateProgram)\
- do(SHADERSOURCE, ShaderSource)\
- do(GETSHADERIV, GetShaderiv)\
- do(GETSHADERINFOLOG, GetShaderInfoLog)\
- do(COMPILESHADER, CompileShader)\
- do(CREATEPROGRAM, CreateProgram)\
- do(DELETEPROGRAM, DeleteProgram)\
- do(ATTACHSHADER, AttachShader)\
- do(LINKPROGRAM, LinkProgram)\
- do(GETPROGRAMIV, GetProgramiv)\
- do(GETPROGRAMINFOLOG, GetProgramInfoLog)\
- do(USEPROGRAM, UseProgram)\
- do(GETATTRIBLOCATION, GetAttribLocation)\
- do(GETUNIFORMLOCATION, GetUniformLocation)\
- do(GENBUFFERS, GenBuffers)\
- do(DELETEBUFFERS, DeleteBuffers)\
- do(BINDBUFFER, BindBuffer)\
- do(BUFFERDATA, BufferData)\
- do(VERTEXATTRIBPOINTER, VertexAttribPointer)\
- do(ENABLEVERTEXATTRIBARRAY, EnableVertexAttribArray)\
- do(DISABLEVERTEXATTRIBARRAY, DisableVertexAttribArray)\
- do(GENVERTEXARRAYS, GenVertexArrays)\
- do(DELETEVERTEXARRAYS, DeleteVertexArrays)\
- do(BINDVERTEXARRAY, BindVertexArray)\
- do(ACTIVETEXTURE, ActiveTexture)\
- do(UNIFORM1F, Uniform1f)\
- do(UNIFORM2F, Uniform2f)\
- do(UNIFORM3F, Uniform3f)\
- do(UNIFORM4F, Uniform4f)\
- do(UNIFORM1I, Uniform1i)\
- do(UNIFORM2I, Uniform2i)\
- do(UNIFORM3I, Uniform3i)\
- do(UNIFORM4I, Uniform4i)\
- do(UNIFORMMATRIX4FV, UniformMatrix4fv)\
- do(DEBUGMESSAGECALLBACK, DebugMessageCallback)\
- do(DEBUGMESSAGECONTROL, DebugMessageControl)\
-
-#define gl_declare_proc(upper, lower) static PFNGL##upper##PROC gl##lower;
-gl_for_each_proc(gl_declare_proc)
-#undef gl_declare_proc
+
+#define gl_define_proc(upper, lower) PFNGL##upper##PROC gl##lower;
+gl_for_each_proc(gl_define_proc)
+#undef gl_define_proc
GlRcSAB *gl_rc_sab_new(GLuint shader, GLuint array, GLuint buffer) {
GlRcSAB *s = calloc(1, sizeof *s);
@@ -121,11 +69,7 @@ void gl_rc_texture_decref(GlRcTexture **pt) {
*pt = NULL;
}
-// set by main()
-static int gl_version_major;
-static int gl_version_minor;
-
-static void gl_get_procs(void) {
+void gl_get_procs(void) {
#define gl_get_proc(upper, lower) gl##lower = (PFNGL##upper##PROC)SDL_GL_GetProcAddress("gl" #lower);
#if __GNUC__ && !__clang__
#pragma GCC diagnostic push
@@ -283,8 +227,6 @@ void gl_geometry_init(void) {
glGenVertexArrays(1, &gl_geometry_vao);
}
-static float gl_window_width, gl_window_height;
-
void gl_geometry_rect(Rect r, u32 color_rgba) {
v4 color = rgba_u32_to_v4(color_rgba);