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LibGL: Implement glDepthFunc

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This commit is contained in:
Stephan Unverwerth 2021-08-16 17:59:45 +02:00 • committed by Andreas Kling
parent a97dbd2317
commit 5b9c87a8b5
7 changed files with 60 additions and 2 deletions
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21
Userland/Libraries/LibGL/SoftwareGLContext.cpp
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@ -1653,6 +1653,27 @@ void SoftwareGLContext::gl_depth_range(GLdouble min, GLdouble max)
m_rasterizer.set_options(options);
}
void SoftwareGLContext::gl_depth_func(GLenum func)
{
APPEND_TO_CALL_LIST_AND_RETURN_IF_NEEDED(gl_depth_func, func);
RETURN_WITH_ERROR_IF(m_in_draw_state, GL_INVALID_OPERATION);
RETURN_WITH_ERROR_IF(!(func == GL_NEVER
|| func == GL_LESS
|| func == GL_EQUAL
|| func == GL_LEQUAL
|| func == GL_GREATER
|| func == GL_NOTEQUAL
|| func == GL_GEQUAL
|| func == GL_ALWAYS),
GL_INVALID_ENUM);
auto options = m_rasterizer.options();
options.depth_func = func;
m_rasterizer.set_options(options);
}
// General helper function to read arbitrary vertex attribute data into a float array
void SoftwareGLContext::read_from_vertex_attribute_pointer(VertexAttribPointer const& attrib, int index, float* elements, bool normalize)
{