MrMonopoly/raylib
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Update gbuffer.vs for GLES3

Browse Source
This commit is contained in:
MikiZX1 2025-01-18 15:50:45 +01:00 committed by GitHub
parent 82f108504d
commit 2f70fd998d
No known key found for this signature in database
GPG Key ID: B5690EEEBB952194
1 changed files with 15 additions and 45 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

54
examples/shaders/resources/shaders/glsl100/gbuffer.vs
View File

@ -1,52 +1,23 @@
#version 100
#version 300 es
// Input vertex attributes
attribute vec3 vertexPosition;
attribute vec2 vertexTexCoord;
attribute vec3 vertexNormal;
attribute vec4 vertexColor;
precision highp float;
in vec3 vertexPosition;
in vec2 vertexTexCoord;
in vec3 vertexNormal;
in vec4 vertexColor;
out vec3 fragPosition;
out vec2 fragTexCoord;
out vec3 fragNormal;
out vec4 fragColor;
// Input uniform values
uniform mat4 matModel;
uniform mat4 matView;
uniform mat4 matProjection;
// Output vertex attributes (to fragment shader)
varying vec3 fragPosition;
varying vec2 fragTexCoord;
varying vec3 fragNormal;
varying vec4 fragColor;
// https://github.com/glslify/glsl-inverse
mat3 inverse(mat3 m)
{
float a00 = m[0][0], a01 = m[0][1], a02 = m[0][2];
float a10 = m[1][0], a11 = m[1][1], a12 = m[1][2];
float a20 = m[2][0], a21 = m[2][1], a22 = m[2][2];
float b01 = a22*a11 - a12*a21;
float b11 = -a22*a10 + a12*a20;
float b21 = a21*a10 - a11*a20;
float det = a00*b01 + a01*b11 + a02*b21;
return mat3(b01, (-a22*a01 + a02*a21), (a12*a01 - a02*a11),
b11, (a22*a00 - a02*a20), (-a12*a00 + a02*a10),
b21, (-a21*a00 + a01*a20), (a11*a00 - a01*a10))/det;
}
// https://github.com/glslify/glsl-transpose
mat3 transpose(mat3 m)
{
return mat3(m[0][0], m[1][0], m[2][0],
m[0][1], m[1][1], m[2][1],
m[0][2], m[1][2], m[2][2]);
}
void main()
{
// Calculate vertex attributes for fragment shader
vec4 worldPos = matModel * vec4(vertexPosition, 1.0);
fragPosition = worldPos.xyz;
fragTexCoord = vertexTexCoord;
@ -55,6 +26,5 @@ void main()
mat3 normalMatrix = transpose(inverse(mat3(matModel)));
fragNormal = normalMatrix * vertexNormal;
// Calculate final vertex position
gl_Position = matProjection * matView * worldPos;
}