Color thingy

4 files changed, 35 insertions, 8 deletions

diff --git a/assets/shaders/glsl330/color-depth.fs b/assets/shaders/glsl330/color-depth.fs
new file mode 100644
index 0000000..c011df5
--- /dev/null
+++ b/assets/shaders/glsl330/color-depth.fs
@@ -0,0 +1,24 @@
+#version 330
+
+in vec2 fragTexCoord;
+in vec4 fragColor;
+
+uniform sampler2D texture0;
+uniform vec4 colDiffuse;
+
+out vec4 finalColor;
+
+const int factor = 30; // x/255
+
+void main()
+{
+    // Texel color fetching from texture sampler
+    vec4 texelColor = texture(texture0, fragTexCoord)*colDiffuse*fragColor;
+
+    ivec4 color = ivec4(texelColor / factor * 255);
+    color *= factor;
+
+    // Calculate final fragment color
+    finalColor = vec4(float(color.r) / 255, float(color.g) / 255,
+                      float(color.b) / 255, texelColor.a);
+}
\ No newline at end of file
diff --git a/src/assets.c b/src/assets.c
index db87d54..0180d03 100644
--- a/src/assets.c
+++ b/src/assets.c
@@ -24,7 +24,8 @@ const char imageAssetPaths[IMAGE_ASSET_COUNT][FT_NAMEMAX] = {
 
 const char shaderAssetNames[SHADER_ASSET_COUNT][FT_NAMEMAX] = {
   "skybox",
-  "instancing"
+  "instancing",
+  "color-depth"
 };
 
 const char modelAssetPaths[MODEL_ASSET_COUNT][FT_NAMEMAX] = {
diff --git a/src/assets.h b/src/assets.h
index 2cd5765..9b93e0e 100644
--- a/src/assets.h
+++ b/src/assets.h
@@ -1,11 +1,12 @@
 #include "utils.h"
+#include "settings.h"
 
 #ifndef ASSETS_H
 #define ASSETS_H
 
 #define TEXTURE_ASSET_COUNT 15
 #define IMAGE_ASSET_COUNT 1
-#define SHADER_ASSET_COUNT 2
+#define SHADER_ASSET_COUNT 3
 #define MODEL_ASSET_COUNT 4
 
 extern const char textureAssetPaths[TEXTURE_ASSET_COUNT][FT_NAMEMAX];
@@ -42,7 +43,8 @@ enum {
 // Shader asset ids.
 enum {
   SKYBOX_SHADER,
-  INSTANCING_SHADER
+  INSTANCING_SHADER,
+  COLOR_DEPTH_SHADER
 };
 
 // Model asset ids.
diff --git a/src/game.c b/src/game.c
index 956c5d2..7c4d240 100644
--- a/src/game.c
+++ b/src/game.c
@@ -39,7 +39,6 @@ void initGame(Game* game)
   // Settings.
   game->settings = defaultSettings();
 
-
   // Window.
   InitWindow(game->settings.windowWidth, game->settings.windowHeight,
              "Find Things");
@@ -67,7 +66,7 @@ void initGame(Game* game)
   game->player = createPlayer();
   game->player.position = Vector3Scale(game->world.size, 0.5);
 
-  // DisableCursor();
+  DisableCursor();
 }
 
 void updateMainMenuScene(Game* game)
@@ -90,8 +89,6 @@ void drawGameScreen(Game* game)
 
 void updateGameScene(Game* game)
 {
-  ClearBackground(BLACK);
-
   BeginTextureMode(game->screen.render);
   ClearBackground(BLACK);
   BeginMode3D(game->player.camera);
@@ -104,13 +101,16 @@ void updateGameScene(Game* game)
   rlEnableDepthMask();
 
   updatePlayer(&game->player, game);
-
   updateWorld(&game->world, game);
 
   EndMode3D();
   EndTextureMode();
 
+  ClearBackground(BLACK);
+
+  BeginShaderMode(game->assets.shaders[COLOR_DEPTH_SHADER]);
   drawGameScreen(game);
+  EndShaderMode();
 }
 
 void handleGameResize(Game* game)