render: first shot at reworking opengl backend for new batching system.

--HG-- branch : SDL-ryan-batching-renderer extra : source : 5208dec7e274c9036cdb7ea205682f82f3ac2f7c
2018-09-20 16:36:54 -04:00 · 2018-09-20 16:36:54 -04:00 · 2316f6a784
commit 2316f6a784
parent e7e52b63c0
2 changed files with 547 additions and 480 deletions
--- a/src/render/opengl/SDL_render_gl.c
+++ b/src/render/opengl/SDL_render_gl.c
--- a/src/render/opengl/SDL_shaders_gl.h
+++ b/src/render/opengl/SDL_shaders_gl.h
@ -23,6 +23,7 @@
 /* OpenGL shader implementation */

 typedef enum {
+    SHADER_INVALID = -1,
    SHADER_NONE,
    SHADER_SOLID,
    SHADER_RGB,