Writing a few more asserts.

src/display/shaders/standardshader.c

@@ -87,6 +87,7 @@ void standardShaderSetTexture(standardshader_t *stds, texture_t *texture) {
   ASSERT_NOT_NULL(texture);
   if(!assetManagerItemIsFinished(stds->shaderProgram)) return;
 
+  textureBind(texture, 0);
   shaderUseTexture(STANDARD_SHADER_SHADER(stds), stds->uniformTexture, 0);
 }
 

src/display/shaders/standardshader.h

@@ -35,10 +35,57 @@ typedef struct {
   shaderuniform_t uniformColor;
 } standardshader_t;
 
+/**
+ * Initialize the standard shader.
+ * 
+ * @param stds Standard Shader Instance.
+ * @param assetManager Asset Manager to load the shaders' assets.
+ */
 void standardShaderInit(standardshader_t *stds, assetmanager_t *assetManager);
+
+/**
+ * Bind the standard shader as the currently active shader.
+ * 
+ * @param stds Standard shader to bind.
+ */
 void standardShaderUse(standardshader_t *stds);
+
+/**
+ * Set the camera for the standard shader.
+ * 
+ * @param stds Standard shader instance.
+ * @param camera Camera to bind.
+ */
 void standardShaderSetCamera(standardshader_t *stds, camera_t *camera);
+
+/**
+ * Set the texture for the standard shader.
+ * 
+ * @param stds Standard shader instance.
+ * @param texture Texture to bind.
+ */
 void standardShaderSetTexture(standardshader_t *stds, texture_t *texture);
+
+/**
+ * Set the color for the standard shader.
+ * 
+ * @param stds Standard shader instance.
+ * @param color Color to bind.
+ */
 void standardShaderSetColor(standardshader_t *stds, pixel_t color);
+
+/**
+ * Set the position matrix for the standard shader.
+ * 
+ * @param stds Standard shader to use.
+ * @param matrix Matrix to use.
+ */
 void standardShaderSetPosition(standardshader_t *stds, matrix_t *matrix);
+
+/**
+ * Dispose/cleanup the standard shader.
+ * 
+ * @param stds Standard shader instance.
+ * @param assMan Asset manager instance.
+ */
 void standardShaderDispose(standardshader_t *stds, assetmanager_t *assMan);