quakeforge/libs/video/renderer/vulkan/shader/twod.frag
Bill Currie e2b6e0728e [vulkan] Render object id to a buffer
Currently the instance id is written (with the idea that it can be
mapped back to entity in C). The plan is to use it for mouse picking.
2023-06-30 03:34:16 +09:00

20 lines
375 B
GLSL

#version 450
layout (set = 1, binding = 0) uniform sampler2D Texture;
layout (location = 0) in vec2 st;
layout (location = 1) in vec4 color;
layout (location = 2) in flat uint id;
layout (location = 0) out vec4 frag_color;
layout (location = 1) out uint entid;
void
main (void)
{
vec4 pix;
pix = texture (Texture, st);
frag_color = pix * color;
entid = id;
}