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Rename depth shader to shadow shader

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Abdelrahman Said 2024-09-15 04:55:40 +01:00
parent 2ffd44f1a5
commit 669064e4a7
3 changed files with 23 additions and 22 deletions
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17
src/shader/depth_shader.h
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@ -1,17 +0,0 @@
#ifndef DEPTH_SHADER_H
#define DEPTH_SHADER_H
#include "constants.h"
#include "shader.h"
#include "vec.h"
typedef struct depth_shader DepthShader;
struct depth_shader {
#include "shader_base.inc"
};
VertexData depth_shader_vertex(void *shader, const VertexData *vert, u8 index, const Model *model);
FragmentResult depth_shader_fragment(void *shader, const V3f *barycentric, const V4f *colour,
const Model *model);
#endif // !DEPTH_SHADER_H

11
src/shader/depth_shader.c → src/shader/shadow_shader.c
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@ -1,22 +1,23 @@
#include "depth_shader.h" #include "shadow_shader.h"
#include "constants.h" #include "constants.h"
#include "shader.h" #include "shader.h"
#include "utils.h" #include "utils.h"
VertexData depth_shader_vertex(void *shader, const VertexData *vert, u8 index, const Model *model) { VertexData shadow_shader_vertex(void *shader, const VertexData *vert, u8 index, const Model *model) {
DepthShader *shdr = (DepthShader *)shader; ShadowShader *shdr = (ShadowShader *)shader;
V4f vh = V3_to_V4(vert->position); V4f vh = V3_to_V4(vert->position);
vh.y = 0.0 - vh.y; vh.y = 0.0 - vh.y;
vh = mat4x4_mul_vec4(shdr->final, vh); vh = mat4x4_mul_vec4(shdr->final, vh);
shdr->vertices[index].position = project_vec4(vh); shdr->vertices[index].position = project_vec4(vh);
return shdr->vertices[index]; return shdr->vertices[index];
} }
FragmentResult depth_shader_fragment(void *shader, const V3f *barycentric, const V4f *colour, FragmentResult shadow_shader_fragment(void *shader, const V3f *barycentric, const V4f *colour,
const Model *model) { const Model *model) {
DepthShader *shdr = (DepthShader *)shader; ShadowShader *shdr = (ShadowShader *)shader;
M3x3f pos_mat = {.rows = {shdr->vertices[0].position, shdr->vertices[1].position, shdr->vertices[2].position}}; M3x3f pos_mat = {.rows = {shdr->vertices[0].position, shdr->vertices[1].position, shdr->vertices[2].position}};
pos_mat = mat3x3_transpose(pos_mat); pos_mat = mat3x3_transpose(pos_mat);

17
src/shader/shadow_shader.h Normal file
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@ -0,0 +1,17 @@
#ifndef SHADOW_SHADER_H
#define SHADOW_SHADER_H
#include "constants.h"
#include "shader.h"
#include "vec.h"
typedef struct shadow_shader ShadowShader;
struct shadow_shader {
#include "shader_base.inc"
};
VertexData shadow_shader_vertex(void *shader, const VertexData *vert, u8 index, const Model *model);
FragmentResult shadow_shader_fragment(void *shader, const V3f *barycentric, const V4f *colour,
const Model *model);
#endif // !SHADOW_SHADER_H