f2cc840c31
add crude screenshot facility (using F1 key), it can also be used for debugging start with shadows using shadowmap, not working yet add experimental 'ignore' body index in raycast, using b3HitInfo.m_m_hitResult2
91 lines
2.6 KiB
C
91 lines
2.6 KiB
C
//this file is autogenerated using stringify.bat (premake --stringify) in the build folder of this project
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static const char* useShadowMapInstancingVertexShader= \
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"#version 330 core\n"
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"//precision highp float;\n"
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"\n"
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"\n"
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"layout (location = 0) in vec4 position;\n"
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"layout (location = 1) in vec4 instance_position;\n"
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"layout (location = 2) in vec4 instance_quaternion;\n"
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"layout (location = 3) in vec2 uvcoords;\n"
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"layout (location = 4) in vec3 vertexnormal;\n"
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"layout (location = 5) in vec4 instance_color;\n"
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"layout (location = 6) in vec3 instance_scale;\n"
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"\n"
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"\n"
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"uniform mat4 ModelViewMatrix;\n"
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"uniform mat4 ProjectionMatrix;\n"
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"uniform mat4 DepthBiasModelViewProjectionMatrix;\n"
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"\n"
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"out vec4 ShadowCoord;\n"
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"\n"
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"out Fragment\n"
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"{\n"
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" vec4 color;\n"
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"} fragment;\n"
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"\n"
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"out Vert\n"
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"{\n"
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" vec2 texcoord;\n"
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"} vert;\n"
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"\n"
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"\n"
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"vec4 quatMul ( in vec4 q1, in vec4 q2 )\n"
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"{\n"
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" vec3 im = q1.w * q2.xyz + q1.xyz * q2.w + cross ( q1.xyz, q2.xyz );\n"
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" vec4 dt = q1 * q2;\n"
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" float re = dot ( dt, vec4 ( -1.0, -1.0, -1.0, 1.0 ) );\n"
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" return vec4 ( im, re );\n"
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"}\n"
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"\n"
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"vec4 quatFromAxisAngle(vec4 axis, in float angle)\n"
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"{\n"
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" float cah = cos(angle*0.5);\n"
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" float sah = sin(angle*0.5);\n"
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" float d = inversesqrt(dot(axis,axis));\n"
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" vec4 q = vec4(axis.x*sah*d,axis.y*sah*d,axis.z*sah*d,cah);\n"
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" return q;\n"
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"}\n"
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"//\n"
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"// vector rotation via quaternion\n"
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"//\n"
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"vec4 quatRotate3 ( in vec3 p, in vec4 q )\n"
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"{\n"
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" vec4 temp = quatMul ( q, vec4 ( p, 0.0 ) );\n"
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" return quatMul ( temp, vec4 ( -q.x, -q.y, -q.z, q.w ) );\n"
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"}\n"
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"vec4 quatRotate ( in vec4 p, in vec4 q )\n"
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"{\n"
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" vec4 temp = quatMul ( q, p );\n"
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" return quatMul ( temp, vec4 ( -q.x, -q.y, -q.z, q.w ) );\n"
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"}\n"
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"\n"
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"out vec3 lightDir,normal,ambient;\n"
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"\n"
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"void main(void)\n"
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"{\n"
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" vec4 q = instance_quaternion;\n"
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" ambient = vec3(0.3,.3,0.3);\n"
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" \n"
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" \n"
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" vec4 local_normal = (quatRotate3( vertexnormal,q));\n"
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" vec3 light_pos = vec3(-0.3,0.1,0.1);\n"
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" normal = local_normal.xyz;//normalize(ModelViewMatrix * local_normal).xyz;\n"
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"\n"
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" lightDir = normalize(light_pos);//gl_LightSource[0].position.xyz));\n"
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"// lightDir = normalize(vec3(gl_LightSource[0].position));\n"
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" \n"
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" vec4 axis = vec4(1,1,1,0);\n"
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" vec4 localcoord = quatRotate3( position.xyz*instance_scale,q);\n"
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" vec4 vertexPos = ProjectionMatrix * ModelViewMatrix * vec4((instance_position+localcoord).xyz,1);\n"
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"\n"
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" gl_Position = vertexPos;\n"
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" ShadowCoord = DepthBiasModelViewProjectionMatrix * vec4((instance_position+localcoord).xyz,1);\n"
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"\n"
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" fragment.color = instance_color;\n"
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" vert.texcoord = uvcoords;\n"
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"}\n"
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"\n"
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"\n"
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;
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