source: opengl-game/shaders/model.vert@ a00eb06

feature/imgui-sdl
Last change on this file since a00eb06 was a00eb06, checked in by Dmitry Portnoy <dportnoy@…>, 17 months ago

In VulkanGame, add a normal varying attribute to ModelVertex

  • Property mode set to 100644
File size: 1019 bytes
Line 
1#version 450
2#extension GL_ARB_separate_shader_objects : enable
3
4struct Object {
5 mat4 model;
6};
7
8layout (binding = 0) uniform UniformBufferObject {
9 mat4 view;
10 mat4 proj;
11} ubo;
12
13layout(binding = 1) readonly buffer StorageBufferObject {
14 Object objects[];
15} sbo;
16
17layout (binding = 2) uniform UboInstance {
18 mat4 model;
19} uboInstance;
20
21layout(location = 0) in vec3 inPosition;
22layout(location = 1) in vec3 inColor;
23layout(location = 2) in vec2 inTexCoord;
24layout(location = 3) in vec3 vertex_normal;
25layout(location = 4) in uint obj_index;
26
27layout(location = 0) out vec3 fragColor;
28layout(location = 1) out vec2 fragTexCoord;
29layout(location = 2) out vec3 normal_eye;
30
31void main() {
32 // Using 0.0 instead of 1.0 means translations won't effect the normal
33 normal_eye = normalize(vec3(ubo.view * sbo.objects[obj_index].model * vec4(vertex_normal, 0.0)));
34
35 fragColor = inColor;
36 fragTexCoord = inTexCoord;
37
38 gl_Position = ubo.proj * ubo.view * sbo.objects[obj_index].model * vec4(inPosition, 1.0);
39}
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