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Fragment shader for depth returns valid u8 values

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Abdelrahman Said 2024-09-14 18:32:00 +01:00
parent 0aacccdf67
commit bca5dafabf
1 changed files with 4 additions and 1 deletions
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5
src/shader/depth_shader.c
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@ -1,5 +1,7 @@
#include "depth_shader.h"
#include "constants.h"
#include "shader.h"
#include "utils.h"
VertexData depth_shader_vertex(void *shader, const VertexData *vert, u8 index, const Model *model) {
DepthShader *shdr = (DepthShader *)shader;
@ -20,7 +22,8 @@ FragmentResult depth_shader_fragment(void *shader, const V3f *barycentric, const
pos_mat = mat3x3_transpose(pos_mat);
V3f position = mat3x3_mul_vec3(pos_mat, (*barycentric));
V4f output = {.r = position.z, .g = position.z, .b = position.z, .a = 255};
f32 channel = clamp(position.z + DEPTH_MAX, 0.0f, DEPTH_MAX);
V4f output = {.r = channel, .g = channel, .b = channel, .a = 255};
return (FragmentResult){.colour = output};
}