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Rransforms are all sent to the gpu with one buffer

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Lorenzo Torres 2025-08-09 18:51:11 +02:00
parent 9a5ffc70a5
commit d010954abb
4 changed files with 29 additions and 9 deletions
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8
assets/shaders/shader.vert
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@ -4,6 +4,7 @@ struct Transform {
mat4 translation;
mat4 scale;
mat4 rotation;
vec4 quaternion;
};
layout(location = 0) in vec3 vertPos;
@ -26,8 +27,13 @@ layout(location = 2) out vec3 Normal;
layout(location = 3) out vec3 FragPos;
layout(location = 4) out vec2 TexCoords;
layout(push_constant) uniform pc {
layout(offset = 4) int transform_index;
} pushConstants;
void main() {
mat4 transformation = transform.transforms[0].translation * transform.transforms[0].scale * transform.transforms[0].rotation;
int transform_index = pushConstants.transform_index;
mat4 transformation = transform.transforms[transform_index].translation * transform.transforms[transform_index].scale * transform.transforms[transform_index].rotation;
vec4 out_vec = proj.proj * view.view * transformation * vec4(vertPos, 1.0);
FragPos = vec3(transformation * vec4(vertPos, 1.0));