From 8af961c6d3fa4ee9dcb64efee2964a0de4a60939 Mon Sep 17 00:00:00 2001
From: Dominic Masters <dominic@domsplace.com>
Date: Sun, 29 Mar 2026 18:53:42 -0500
Subject: [PATCH] Fixed knulli rendering

---
 src/dusk/display/display.c                | 22 +---------------------
 src/duskgl/display/shader/shaderunlitgl.c | 11 ++++++++---
 2 files changed, 9 insertions(+), 24 deletions(-)

diff --git a/src/dusk/display/display.c b/src/dusk/display/display.c
index 43b451c..b8ad73b 100644
--- a/src/dusk/display/display.c
+++ b/src/dusk/display/display.c
@@ -68,7 +68,6 @@ errorret_t displayInit(void) {
   errorChain(shaderSetMatrix(&SHADER_UNLIT, SHADER_UNLIT_MODEL, mat));
   errorChain(shaderSetTexture(&SHADER_UNLIT, SHADER_UNLIT_TEXTURE, NULL));
 
-
   errorChain(meshInit(&mesh, MESH_PRIMITIVE_TYPE_TRIANGLES, 3, vertices));
 
   errorOk();
@@ -90,26 +89,7 @@ errorret_t displayUpdate(void) {
     SCREEN.background
   );
 
-  camera_t cam;
-  cameraInitOrthographic(&cam);
-  cam.orthographic.right = SCREEN.width;
-  cam.orthographic.top = SCREEN.height;
-  cam.orthographic.left = 0;
-  cam.orthographic.bottom = 0;
-
-  mat4 mat;
-  cameraGetProjectionMatrix(&cam, mat);
-  errorChain(shaderBind(&SHADER_UNLIT));
-  errorChain(shaderSetMatrix(&SHADER_UNLIT, SHADER_UNLIT_PROJECTION, mat));
-  cameraGetViewMatrix(&cam, mat);
-  errorChain(shaderSetMatrix(&SHADER_UNLIT, SHADER_UNLIT_VIEW, mat));
-  glm_mat4_identity(mat);
-  errorChain(shaderSetMatrix(&SHADER_UNLIT, SHADER_UNLIT_MODEL, mat));
-  
-  textDraw(32, 32, "Hello World", COLOR_WHITE, &DEFAULT_FONT_TILESET, &DEFAULT_FONT_TEXTURE);
-  spriteBatchFlush();
-
-  // errorChain(sceneRender());
+  errorChain(sceneRender());
 
   // Render UI
   // uiRender();
diff --git a/src/duskgl/display/shader/shaderunlitgl.c b/src/duskgl/display/shader/shaderunlitgl.c
index a400862..95cbbf2 100644
--- a/src/duskgl/display/shader/shaderunlitgl.c
+++ b/src/duskgl/display/shader/shaderunlitgl.c
@@ -122,7 +122,7 @@
         // Uniforms
         "uniform sampler2D u_Texture;\n"
         "uniform int u_TextureType;\n"
-        "uniform vec4 u_Colors[256];\n"// For paletted textures.
+        "uniform uint u_Colors[256];\n"// For paletted textures.
         "uniform int u_ColorCount;\n"
         // Fragment shader inputs
         "in vec4 v_Color;\n"
@@ -140,8 +140,13 @@
         "  }\n"
         "  if(u_TextureType == 2) {\n"// Paletted texture
         "    vec4 texColor = texture(u_Texture, v_TexCoord);\n"
-        "    int index = int(floor(texColor.r * 255.0));\n"
-        "    vec4 paletteColor = u_Colors[index];\n"
+        "    uint index = uint(floor(texColor.r * 255.0));\n"
+        "    uint palColor = u_Colors[index];\n"
+        "    float r = float((palColor >> 24) & 0xFFu) / 255.0;\n"
+        "    float g = float((palColor >> 16) & 0xFFu) / 255.0;\n"
+        "    float b = float((palColor >> 8)  & 0xFFu) / 255.0;\n"
+        "    float a = float((palColor >> 0)  & 0xFFu) / 255.0;\n"
+        "    vec4 paletteColor = vec4(r, g, b, a);\n"
         "    FragColor = paletteColor;\n"
         "    return;\n"
         "  }\n"