Shader material ECS example

src/duskdolphin/display/shader/shaderdolphin.c

@@ -159,6 +159,20 @@ errorret_t shaderSetTextureDolphin(
   errorOk();
 }
 
+errorret_t shaderSetColorDolphin(
+  shaderdolphin_t *shader,
+  const char_t *name,
+  color_t color
+) {
+  assertNotNull(shader, "Shader must not be null");
+  assertNotNull(name, "Uniform name must not be null");
+  assertStrLenMin(name, 1, "Uniform name cannot be empty");
+
+  GX_SetChanMatColor(GX_COLOR0A0, (GXColor){ color.r, color.g, color.b, color.a });
+
+  errorOk();
+}
+
 errorret_t shaderDisposeDolphin(shaderdolphin_t *shader) {
   assertNotNull(shader, "Shader must not be null");
 

src/duskdolphin/display/shader/shaderdolphin.h

@@ -80,9 +80,23 @@ errorret_t shaderSetTextureDolphin(
   texture_t *texture
 );
 
+/**
+ * Sets a color uniform in the dolphin shader.
+ *
+ * @param shader Shader to set the color in.
+ * @param name Name of the uniform to set.
+ * @param color Color to set.
+ * @return Error code if failure.
+ */
+errorret_t shaderSetColorDolphin(
+  shaderdolphin_t *shader,
+  const char_t *name,
+  color_t color
+);
+
 /**
  * Disposes a dolphin shader. Basically does nothing.
- * 
+ *
  * @param shader Shader to dispose.
  * @return Error code if failure.
  */

src/duskdolphin/display/shader/shaderplatform.h

@@ -15,4 +15,5 @@ typedef shaderdefinitiondolphin_t shaderdefinitionplatform_t;
 #define shaderBindPlatform shaderBindDolphin
 #define shaderSetMatrixPlatform shaderSetMatrixDolphin
 #define shaderSetTexturePlatform shaderSetTextureDolphin
+#define shaderSetColorPlatform shaderSetColorDolphin
 #define shaderDisposePlatform shaderDisposeDolphin

src/duskdolphin/display/shader/shaderunlitdolphin.c

@@ -8,5 +8,6 @@
 #include "display/shader/shaderunlit.h"
 
 shaderdefinition_t SHADER_UNLIT_DEFINITION = {
-  0
+  .platform = { 0 },
+  .upload = shaderUnlitUpload
 };