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Pretty print shaders for debugging purposes

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This commit is contained in:
Sam Lantinga
2022-09-15 07:41:29 -07:00
parent bc57d3e35c
commit 2970710b5d
2 changed files with 140 additions and 119 deletions
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20
src/render/opengles2/SDL_render_gles2.c
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@@ -521,6 +521,22 @@ GLES2_CacheShader(GLES2_RenderData *data, GLES2_ShaderType type, GLenum shader_t
SDL_assert(num_src <= SDL_arraysize(shader_src_list));
#ifdef DEBUG_PRINT_SHADERS
{
int i;
char *message = NULL;
SDL_asprintf(&message, "Compiling shader:\n");
for (i = 0; i < num_src; ++i) {
char *last_message = message;
SDL_asprintf(&message, "%s%s", last_message, shader_src_list[i]);
SDL_free(last_message);
}
SDL_Log("%s\n", message);
SDL_free(message);
}
#endif
/* Compile */
id = data->glCreateShader(shader_type);
data->glShaderSource(id, num_src, shader_src_list, NULL);
@@ -541,10 +557,10 @@ GLES2_CacheShader(GLES2_RenderData *data, GLES2_ShaderType type, GLenum shader_t
}
}
if (info) {
SDL_SetError("Failed to load the shader: %s", info);
SDL_SetError("Failed to load the shader %d: %s", type, info);
SDL_small_free(info, isstack);
} else {
SDL_SetError("Failed to load the shader");
SDL_SetError("Failed to load the shader %d", type);
}
data->glDeleteShader(id);
return 0;