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port: don't crash silently on GL errors

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fgsfds committed 2023-08-30 18:19:54 +02:00
1 parent 14efaee388
commit 600f261dcb
2 files changed
+11 -16
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port/fast3d/gfx_opengl.cpp
+9 -16
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@@ -560,12 +560,6 @@ static struct ShaderProgram* gfx_opengl_create_and_load_new_shader(uint64_t shad
vs_buf[vs_len] = '\0';
fs_buf[fs_len] = '\0';
/*puts("Vertex shader:");
puts(vs_buf);
puts("Fragment shader:");
puts(fs_buf);
puts("End");*/
const GLchar* sources[2] = { vs_buf, fs_buf };
const GLint lengths[2] = { (GLint)vs_len, (GLint)fs_len };
GLint success;
@@ -575,13 +569,11 @@ static struct ShaderProgram* gfx_opengl_create_and_load_new_shader(uint64_t shad
glCompileShader(vertex_shader);
glGetShaderiv(vertex_shader, GL_COMPILE_STATUS, &success);
if (!success) {
GLint max_length = 0;
GLint max_length = 1024;
glGetShaderiv(vertex_shader, GL_INFO_LOG_LENGTH, &max_length);
char error_log[1024];
// fprintf(stderr, "Vertex shader compilation failed\n");
glGetShaderInfoLog(vertex_shader, max_length, &max_length, &error_log[0]);
// fprintf(stderr, "%s\n", &error_log[0]);
abort();
sysFatalError("Vertex shader compilation failed:\n%s", error_log);
}
GLuint fragment_shader = glCreateShader(GL_FRAGMENT_SHADER);
@@ -589,13 +581,11 @@ static struct ShaderProgram* gfx_opengl_create_and_load_new_shader(uint64_t shad
glCompileShader(fragment_shader);
glGetShaderiv(fragment_shader, GL_COMPILE_STATUS, &success);
if (!success) {
GLint max_length = 0;
GLint max_length = 1024;
glGetShaderiv(fragment_shader, GL_INFO_LOG_LENGTH, &max_length);
char error_log[1024];
fprintf(stderr, "Fragment shader compilation failed\n");
glGetShaderInfoLog(fragment_shader, max_length, &max_length, &error_log[0]);
fprintf(stderr, "%s\n", &error_log[0]);
std::abort();
sysFatalError("Fragment shader compilation failed:\n%s", error_log);
}
GLuint shader_program = glCreateProgram();
@@ -815,11 +805,14 @@ static void APIENTRY gl_debug(GLenum source, GLenum type, GLuint id, GLenum seve
}
static void gfx_opengl_init(void) {
gladLoadGLLoader(SDL_GL_GetProcAddress);
if (!gladLoadGLLoader(SDL_GL_GetProcAddress)) {
sysFatalError("Could not load OpenGL. Ensure your GPU supports at least OpenGL 2.1.");
}
void APIENTRY (*pglDebugMessageCallback)(DEBUGPROC, const void *) = (void APIENTRY (*)(DEBUGPROC, const void *))SDL_GL_GetProcAddress("glDebugMessageCallback");
if (pglDebugMessageCallback)
if (pglDebugMessageCallback) {
pglDebugMessageCallback(gl_debug, NULL);
}
glGenBuffers(1, &opengl_vbo);
glBindBuffer(GL_ARRAY_BUFFER, opengl_vbo);