Asset+Component+Render: Render quads in the world as 3D objects

assets/glsl/batch-2d.vert

@@ -9,16 +9,11 @@ out vec4 v_color;
 out vec2 v_textureCoordinates;
 out flat uint v_textureIndex;
 
-layout(std140, binding = 0) uniform Camera
-{
-	mat4 u_projectionView;
-};
-
 void main()
 {
 	v_color = a_color;
 	v_textureCoordinates = a_textureCoordinates;
 	v_textureIndex = a_textureIndex;
-	// Vclip = Camera projection * Camera view * Model transform * Vlocal
-	gl_Position = u_projectionView * vec4(a_position, 1.0f);
+	// Vclip = Model transform * Vlocal
+	gl_Position = vec4(a_position, 1.0f);
 }

assets/glsl/batch-3d.frag

@@ -3,6 +3,7 @@
 layout(location = 0) out vec4 color;
 
 in vec3 v_normal;
+in vec4 v_color;
 in vec2 v_textureCoordinates;
 in flat uint v_textureIndex;
 
@@ -10,7 +11,7 @@ uniform sampler2D u_textures[32];
 
 void main()
 {
-	vec4 textureColor = vec4(1.0f);
+	vec4 textureColor = v_color;
 	switch(v_textureIndex) {
 		case 0:  break; // Texture unit 0 is reserved for no texture
 		case 1:  textureColor *= texture(u_textures[1],  v_textureCoordinates); break;

assets/glsl/batch-3d.vert

@@ -2,10 +2,12 @@
 
 layout(location = 0) in vec3 a_position;
 layout(location = 1) in vec3 a_normal;
-layout(location = 2) in vec2 a_textureCoordinates;
-layout(location = 3) in uint a_textureIndex;
+layout(location = 2) in vec4 a_color;
+layout(location = 3) in vec2 a_textureCoordinates;
+layout(location = 4) in uint a_textureIndex;
 
 out vec3 v_normal;
+out vec4 v_color;
 out vec2 v_textureCoordinates;
 out flat uint v_textureIndex;
 
@@ -17,6 +19,7 @@ layout(std140, binding = 0) uniform Camera
 void main()
 {
 	v_normal = a_normal;
+	v_color = a_color;
 	v_textureCoordinates = a_textureCoordinates;
 	v_textureIndex = a_textureIndex;
 	// Vclip = Camera projection * Camera view * Model transform * Vlocal

assets/model/quad.obj

@@ -0,0 +1,15 @@
+# Blender 4.2.0
+# www.blender.org
+usemtl (null)
+o Plane
+v -1.000000 -1.000000 -0.000000
+v 1.000000 -1.000000 -0.000000
+v -1.000000 1.000000 0.000000
+v 1.000000 1.000000 0.000000
+vn -0.0000 -0.0000 1.0000
+vt 0.000000 0.000000
+vt 1.000000 0.000000
+vt 1.000000 1.000000
+vt 0.000000 1.000000
+s 0
+f 1/1/1 2/2/1 4/3/1 3/4/1

assets/scene/scene1.json

@@ -35,8 +35,9 @@
 				"rotate": [ 0.0, 0.0, 0.0 ],
 				"scale": [ 1.0, 1.0, 1.0 ]
 			},
-			"sprite": {
+			"model": {
 				"color": [ 1.0, 1.0, 1.0, 1.0 ],
+				"model": "assets/model/quad.obj",
 				"texture": "assets/gfx/test.png"
 			}
 		},
@@ -48,8 +49,9 @@
 				"rotate": [ 0.0, 0.0, 0.0 ],
 				"scale": [ 1.0, 1.0, 1.0 ]
 			},
-			"sprite": {
+			"model": {
 				"color": [ 0.5, 0.6, 0.8, 1.0 ],
+				"model": "assets/model/quad.obj",
 				"texture": "assets/gfx/test.png"
 			}
 		},
@@ -61,8 +63,9 @@
 				"rotate": [ 0.0, 0.0, -20.0 ],
 				"scale": [ 1.0, 1.0, 1.0 ]
 			},
-			"sprite": {
+			"model": {
 				"color": [ 1.0, 1.0, 1.0, 1.0 ],
+				"model": "assets/model/quad.obj",
 				"texture": "assets/gfx/test-inverted.png"
 			},
 			"children": [
@@ -74,8 +77,9 @@
 						"rotate": [ 0.0, 0.0, 0.0 ],
 						"scale": [ 0.5, 0.5, 1.0 ]
 					},
-					"sprite": {
+					"model": {
 						"color": [ 1.0, 1.0, 1.0, 1.0 ],
+						"model": "assets/model/quad.obj",
 						"texture": "assets/gfx/test-inverted.png"
 					},
 					"children": [
@@ -87,8 +91,9 @@
 								"rotate": [ 0.0, 0.0, -20.0 ],
 								"scale": [ 0.5, 0.5, 1.0 ]
 							},
-							"sprite": {
+							"model": {
 								"color": [ 1.0, 1.0, 1.0, 1.0 ],
+								"model": "assets/model/quad.obj",
 								"texture": "assets/gfx/test-inverted.png"
 							}
 						}