abdelrahman/mike-shah-opengl-series
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Only send offset uniform if it was found

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Abdelrahman Said 2024-09-22 15:11:47 +01:00
parent 665d86426b
commit ddf657d5ed
1 changed files with 4 additions and 2 deletions
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6
src/main.cc
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@ -119,7 +119,7 @@ int init(App &app) {
glGetString(GL_SHADING_LANGUAGE_VERSION) glGetString(GL_SHADING_LANGUAGE_VERSION)
); );
app.offset_modifier = 0.02f; app.offset_modifier = 0.02f;
return EXIT_CODE_SUCCESS; return EXIT_CODE_SUCCESS;
} }
@ -234,7 +234,9 @@ void run_main_loop(App &app) {
glClear(GL_DEPTH_BUFFER_BIT | GL_COLOR_BUFFER_BIT); glClear(GL_DEPTH_BUFFER_BIT | GL_COLOR_BUFFER_BIT);
glUseProgram(app.shader_program); glUseProgram(app.shader_program);
glUniform1f(app.u_offset_idx, app.offset); if (app.u_offset_idx >= 0) {
glUniform1f(app.u_offset_idx, app.offset);
}
// End pre draw setup // End pre draw setup
// Draw call // Draw call