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- completely separated view and model matrix.

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This way the view matrix will remain constant per scene and an update of the model matrix is only needed for rendering a model or voxel, reducing the total amount of generated matrices to the point where they can be written to a buffer instead of constantly uploading them as uniforms.
This commit is contained in:
Christoph Oelckers 2020-01-19 16:06:31 +01:00
parent 11cbdb9fef
commit c8fa2443d3
6 changed files with 67 additions and 95 deletions
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4
source/build/src/voxmodel.cpp
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@ -1120,7 +1120,7 @@ int32_t polymost_voxdraw(voxmodel_t *m, tspriteptr_t const tspr)
//Let OpenGL (and perhaps hardware :) handle the matrix rotation
mat[3] = mat[7] = mat[11] = 0.f; mat[15] = 1.f;
GLInterface.SetMatrix(Matrix_ModelView, mat);
int matrixindex = GLInterface.SetMatrix(Matrix_Model, mat);
const float ru = 1.f/((float)m->mytexx);
const float rv = 1.f/((float)m->mytexy);
@ -1195,7 +1195,7 @@ int32_t polymost_voxdraw(voxmodel_t *m, tspriteptr_t const tspr)
GLInterface.SetDepthFunc(Depth_Less);
}
VSMatrix identity(0);
GLInterface.SetIdentityMatrix(Matrix_ModelView);
GLInterface.RestoreMatrix(Matrix_Model, matrixindex);
GLInterface.SetFadeDisable(false);
GLInterface.SetTinting(-1, 0xffffff, 0xffffff);
return 1;