quakeforge/libs/video/renderer/vulkan/shader/alias.frag
Bill Currie 4471a40494 [vulkan] Get the forward renderer passing validation
It looks horrible due to the lack of lighting etc, but it's good enough
for basic testing, especially of my render job design (that passed with
flying colors).
2023-07-02 19:58:56 +09:00

30 lines
798 B
GLSL

#version 450
layout (set = 1, binding = 0) uniform sampler2D Palette;
layout (set = 2, binding = 0) uniform sampler2DArray Skin;
layout (push_constant) uniform PushConstants {
layout (offset = 68)
uint colors;
vec4 base_color;
vec4 fog;
};
layout (location = 0) in vec2 st;
layout (location = 1) in vec4 position;
layout (location = 2) in vec3 normal;
layout (location = 0) out vec4 frag_color;
void
main (void)
{
vec4 c = texture (Skin, vec3 (st, 0)) * base_color;
vec4 e = texture (Skin, vec3 (st, 1));
vec4 rows = unpackUnorm4x8(colors);
vec4 cmap = texture (Skin, vec3 (st, 2));
c += texture (Palette, vec2 (cmap.x, rows.x)) * cmap.y;
c += texture (Palette, vec2 (cmap.z, rows.y)) * cmap.w;
frag_color = c + e;//fogBlend (c);
}