source: opengl-game/shaders/shader.vert@ fba08f2

#version 450
#extension GL_ARB_separate_shader_objects : enable

vec2 positions[3] = vec2[](
    vec2( 0.0,  0.5),
    vec2(-0.5, -0.5),
    vec2( 0.5, -0.5)
);

layout (binding = 0) uniform UniformBufferObject {
   mat4 model;
   mat4 view;
   mat4 proj;
} ubo;

layout(location = 0) in vec2 inPosition;
layout(location = 1) in vec3 inColor;
layout(location = 2) in vec2 inTexCoord;

layout(location = 0) out vec3 fragColor;
layout(location = 1) out vec2 fragTexCoord;

void main() {
   // gl_Position = ubo.proj * ubo.view * ubo.model * vec4(inPosition, 0.0, 1.0);
   gl_Position = ubo.proj * ubo.view * ubo.model * vec4(positions[gl_VertexIndex], -5.0, 1.0);
   fragColor = inColor;
   fragTexCoord = inTexCoord;
}