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Tessellation on the quad mesh works!

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This commit is contained in:
karl 2021-05-30 20:02:12 +02:00
parent 3b97346ea7
commit 8162ca201e
2 changed files with 6 additions and 4 deletions
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8
Shader/terrain.tcs
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@ -16,8 +16,8 @@ void main() {
tc_out[gl_InvocationID].texture_coordinate = tc_in[gl_InvocationID].texture_coordinate;
tc_out[gl_InvocationID].position = tc_in[gl_InvocationID].position;
gl_TessLevelInner[0] = 1;
gl_TessLevelOuter[0] = 1;
gl_TessLevelOuter[1] = 1;
gl_TessLevelOuter[2] = 1;
gl_TessLevelInner[0] = 12;
gl_TessLevelOuter[0] = 12;
gl_TessLevelOuter[1] = 12;
gl_TessLevelOuter[2] = 12;
}

2
include/Gedeng/QuadMesh.h
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@ -113,6 +113,8 @@ class QuadMesh : public Mesh {
void render_patches(Shader &shader) const {
shader.setMat4("model", get_matrix());
glPatchParameteri(GL_PATCH_VERTICES, 3);
glBindVertexArray(quadVAO);
glDrawArrays(GL_PATCHES, 0, 6);
glBindVertexArray(0);