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PhysX4.1/kaplademo/externals/resources/shaders/debris_vs.cpp
2025-11-28 23:13:44 +05:30

44 lines
1.3 KiB
C++

uniform float uvScale = 1.0f;
attribute mat4 transformmatrix;
uniform float bumpTextureUVScale;
void main()
{
mat4 mvp = gl_ModelViewMatrix * transformmatrix;
mat4 mvpt = gl_ModelViewMatrixInverseTranspose * transformmatrix;
//mat4 mvp2 = gl_ModelViewMatrix * transformmatrix;
//mat4 mvp = gl_ModelViewMatrix;
//mat4 mvpt = gl_ModelViewMatrixInverseTranspose;
vec4 eyeSpacePos = mvp * gl_Vertex;
vec4 t0 = vec4(gl_MultiTexCoord0.xyz, 0.0f);
vec4 t1 = vec4(cross(gl_Normal.xyz, t0.xyz), 0.0f);
vec3 coord3d = gl_Vertex.xyz;
gl_TexCoord[0].xyz = (coord3d)*uvScale;
gl_TexCoord[1] = eyeSpacePos;
gl_FrontColor = gl_Color;
gl_Position = gl_ProjectionMatrix*eyeSpacePos;
gl_TexCoord[2] = mvpt * vec4(gl_Normal.xyz,0.0);
gl_TexCoord[3] = mvpt * t0;
gl_TexCoord[4] = mvpt * t1;
gl_TexCoord[5].xy = vec2(dot(coord3d, t0.xyz), dot(coord3d, t1.xyz))*bumpTextureUVScale*2;
gl_TexCoord[6].xyz = vec3(0,0,-100); // TODO: 2D UV are 0 and material id is -100 (first 3D texture)
/*
//vec4 eyeSpacePos2 = mvp2 * gl_Vertex;
gl_TexCoord[0] = gl_MultiTexCoord0*uvScale;
gl_TexCoord[1] = eyeSpacePos;
gl_FrontColor = gl_Color;
//gl_FrontColor.x += eyeSpacePos2.x;
gl_Position = gl_ProjectionMatrix*eyeSpacePos;
gl_TexCoord[2] = mvpt * vec4(gl_Normal.xyz,0.0);
gl_ClipVertex = vec4(eyeSpacePos.xyz, 1.0f);
*/
}