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Backends: OpenGL3: added ImGuiBackendFlags_RendererHasTextures support.

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+ Removed ImGui_ImplOpenGL3_CreateFontsTexture() and ImGui_ImplOpenGL3_DestroyFontsTexture().
This commit is contained in:
ocornut
2024-11-27 18:47:14 +01:00
parent eefe5d5aac
commit dbb91a574f
3 changed files with 104 additions and 49 deletions
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8
backends/imgui_impl_opengl3_loader.h
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@@ -167,6 +167,7 @@ typedef khronos_uint8_t GLubyte;
#define GL_SCISSOR_TEST 0x0C11
#define GL_UNPACK_ROW_LENGTH 0x0CF2
#define GL_PACK_ALIGNMENT 0x0D05
#define GL_MAX_TEXTURE_SIZE 0x0D33
#define GL_TEXTURE_2D 0x0DE1
#define GL_UNSIGNED_BYTE 0x1401
#define GL_UNSIGNED_SHORT 0x1403
@@ -224,11 +225,13 @@ typedef khronos_float_t GLclampf;
typedef double GLclampd;
#define GL_TEXTURE_BINDING_2D 0x8069
typedef void (APIENTRYP PFNGLDRAWELEMENTSPROC) (GLenum mode, GLsizei count, GLenum type, const void *indices);
typedef void (APIENTRYP PFNGLTEXSUBIMAGE2DPROC) (GLenum target, GLint level, GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, GLenum format, GLenum type, const void *pixels);
typedef void (APIENTRYP PFNGLBINDTEXTUREPROC) (GLenum target, GLuint texture);
typedef void (APIENTRYP PFNGLDELETETEXTURESPROC) (GLsizei n, const GLuint *textures);
typedef void (APIENTRYP PFNGLGENTEXTURESPROC) (GLsizei n, GLuint *textures);
#ifdef GL_GLEXT_PROTOTYPES
GLAPI void APIENTRY glDrawElements (GLenum mode, GLsizei count, GLenum type, const void *indices);
GLAPI void APIENTRY glTexSubImage2D (GLenum target, GLint level, GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, GLenum format, GLenum type, const void *pixels);
GLAPI void APIENTRY glBindTexture (GLenum target, GLuint texture);
GLAPI void APIENTRY glDeleteTextures (GLsizei n, const GLuint *textures);
GLAPI void APIENTRY glGenTextures (GLsizei n, GLuint *textures);
@@ -478,7 +481,7 @@ GL3W_API GL3WglProc imgl3wGetProcAddress(const char *proc);
/* gl3w internal state */
union ImGL3WProcs {
GL3WglProc ptr[59];
GL3WglProc ptr[60];
struct {
PFNGLACTIVETEXTUREPROC ActiveTexture;
PFNGLATTACHSHADERPROC AttachShader;
@@ -534,6 +537,7 @@ union ImGL3WProcs {
PFNGLSHADERSOURCEPROC ShaderSource;
PFNGLTEXIMAGE2DPROC TexImage2D;
PFNGLTEXPARAMETERIPROC TexParameteri;
PFNGLTEXSUBIMAGE2DPROC TexSubImage2D;
PFNGLUNIFORM1IPROC Uniform1i;
PFNGLUNIFORMMATRIX4FVPROC UniformMatrix4fv;
PFNGLUSEPROGRAMPROC UseProgram;
@@ -599,6 +603,7 @@ GL3W_API extern union ImGL3WProcs imgl3wProcs;
#define glShaderSource imgl3wProcs.gl.ShaderSource
#define glTexImage2D imgl3wProcs.gl.TexImage2D
#define glTexParameteri imgl3wProcs.gl.TexParameteri
#define glTexSubImage2D imgl3wProcs.gl.TexSubImage2D
#define glUniform1i imgl3wProcs.gl.Uniform1i
#define glUniformMatrix4fv imgl3wProcs.gl.UniformMatrix4fv
#define glUseProgram imgl3wProcs.gl.UseProgram
@@ -894,6 +899,7 @@ static const char *proc_names[] = {
"glShaderSource",
"glTexImage2D",
"glTexParameteri",
"glTexSubImage2D",
"glUniform1i",
"glUniformMatrix4fv",
"glUseProgram",