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OpenGL2: Use extension functions with OpenGL versions before 3.0.

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This commit is contained in:
SmileTheory 2017-08-07 18:00:00 -07:00
parent 00a5339b27
commit 3f415abe61
2 changed files with 88 additions and 54 deletions
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10
code/renderercommon/qgl.h
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@ -479,9 +479,12 @@ extern void (APIENTRYP qglUnlockArraysEXT) (void);
#define GL_HALF_FLOAT_ARB 0x140B
#endif
// OpenGL 3.0, was GL_EXT_framebuffer_object, GL_EXT_framebuffer_blit, GL_EXT_framebuffer_multisample, and GL_ARB_vertex_array_object
// OpenGL 3.0 specific
#define QGL_3_0_PROCS \
GLE(const GLubyte *, GetStringi, GLenum name, GLuint index) \
// GL_ARB_framebuffer_object, built-in to OpenGL 3.0
#define QGL_ARB_framebuffer_object_PROCS \
GLE(void, BindRenderbuffer, GLenum target, GLuint renderbuffer) \
GLE(void, DeleteRenderbuffers, GLsizei n, const GLuint *renderbuffers) \
GLE(void, GenRenderbuffers, GLsizei n, GLuint *renderbuffers) \
@ -495,6 +498,9 @@ extern void (APIENTRYP qglUnlockArraysEXT) (void);
GLE(void, GenerateMipmap, GLenum target) \
GLE(void, BlitFramebuffer, GLint srcX0, GLint srcY0, GLint srcX1, GLint srcY1, GLint dstX0, GLint dstY0, GLint dstX1, GLint dstY1, GLbitfield mask, GLenum filter) \
GLE(void, RenderbufferStorageMultisample, GLenum target, GLsizei samples, GLenum internalformat, GLsizei width, GLsizei height) \
// GL_ARB_vertex_array_object, built-in to OpenGL 3.0
#define QGL_ARB_vertex_array_object_PROCS \
GLE(void, BindVertexArray, GLuint array) \
GLE(void, DeleteVertexArrays, GLsizei n, const GLuint *arrays) \
GLE(void, GenVertexArrays, GLsizei n, GLuint *arrays) \
@ -554,6 +560,8 @@ QGL_1_3_PROCS;
QGL_1_5_PROCS;
QGL_2_0_PROCS;
QGL_3_0_PROCS;
QGL_ARB_framebuffer_object_PROCS;
QGL_ARB_vertex_array_object_PROCS;
QGL_EXT_direct_state_access_PROCS;
#undef GLE