Optimized

src/duskgl/display/shader/shadergl.h

@@ -30,6 +30,9 @@ typedef struct {
   #endif
 } shaderdefinitiongl_t;
 
+/** Number of distinct uniform names a single shader instance can cache. */
+#define SHADERGL_MAX_CACHED_UNIFORMS 8
+
 typedef struct shadergl_s {
   const shaderdefinitiongl_t *definition;
 
@@ -41,6 +44,12 @@ typedef struct shadergl_s {
     GLuint shaderProgramId;
     GLuint vertexShaderId;
     GLuint fragmentShaderId;
+
+    struct {
+      const char_t *name;
+      GLint location;
+    } uniformCache[SHADERGL_MAX_CACHED_UNIFORMS];
+    uint8_t uniformCacheCount;
   #endif
 } shadergl_t;