Cool_Tools/imgui
1
0
Fork 0
mirror of https://github.com/ocornut/imgui.git synced 2024-11-12 02:00:58 +01:00
Code Releases Wiki Activity

Examples: imgui_impl_opengl3.cpp Using #ifdef GL_SAMPLER_BINDING instead of if (glBindSampler) (#1985)

Browse Source
This commit is contained in:
Dado 2018-07-30 14:38:13 +01:00 committed by omar
parent 15a93d6fe3
commit 81562b2b5a
1 changed files with 6 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

9
examples/imgui_impl_opengl3.cpp
View File

@ -163,8 +163,9 @@ void ImGui_ImplOpenGL3_RenderDrawData(ImDrawData* draw_data)
glUseProgram(g_ShaderHandle);
glUniform1i(g_AttribLocationTex, 0);
glUniformMatrix4fv(g_AttribLocationProjMtx, 1, GL_FALSE, &ortho_projection[0][0]);
if (glBindSampler) glBindSampler(0, 0); // We use combined texture/sampler state. Applications using GL 3.3 may set that otherwise.
#ifdef GL_SAMPLER_BINDING
glBindSampler(0, 0); // We use combined texture/sampler state. Applications using GL 3.3 may set that otherwise.
#endif
// Recreate the VAO every time
// (This is to easily allow multiple GL contexts. VAO are not shared among GL contexts, and we don't track creation/deletion of windows so we don't have an obvious key to use to cache them.)
GLuint vao_handle = 0;
@ -220,7 +221,9 @@ void ImGui_ImplOpenGL3_RenderDrawData(ImDrawData* draw_data)
// Restore modified GL state
glUseProgram(last_program);
glBindTexture(GL_TEXTURE_2D, last_texture);
if (glBindSampler) glBindSampler(0, last_sampler);
#ifdef GL_SAMPLER_BINDING
glBindSampler(0, last_sampler);
#endif
glActiveTexture(last_active_texture);
glBindVertexArray(last_vertex_array);
glBindBuffer(GL_ARRAY_BUFFER, last_array_buffer);