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LibGL: Add supporting code for depth buffer

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This adds glClearDepth() and new caps for enabling and disabling
the depth buffer with glEnable() and glDisable()
This commit is contained in:
Stephan Unverwerth 2021-05-06 23:17:35 +02:00 • committed by Andreas Kling
parent d922c2f5f3
commit a8fc4be47a
6 changed files with 57 additions and 4 deletions
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4
Userland/Libraries/LibGL/SoftwareGLContext.h
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@ -25,6 +25,7 @@ public:
virtual void gl_begin(GLenum mode) override;
virtual void gl_clear(GLbitfield mask) override;
virtual void gl_clear_color(GLclampf red, GLclampf green, GLclampf blue, GLclampf alpha) override;
virtual void gl_clear_depth(GLdouble depth) override;
virtual void gl_color(GLdouble r, GLdouble g, GLdouble b, GLdouble a) override;
virtual void gl_end() override;
virtual void gl_frustum(GLdouble left, GLdouble right, GLdouble bottom, GLdouble top, GLdouble near_val, GLdouble far_val) override;
@ -60,6 +61,7 @@ private:
Vector<FloatMatrix4x4> m_model_view_matrix_stack;
FloatVector4 m_clear_color = { 0.0f, 0.0f, 0.0f, 0.0f };
double m_clear_depth = { 1.0 };
FloatVector4 m_current_vertex_color = { 1.0f, 1.0f, 1.0f, 1.0f };
Vector<GLVertex, 96> vertex_list;
@ -69,6 +71,8 @@ private:
GLenum m_error = GL_NO_ERROR;
bool m_in_draw_state = false;
bool m_depth_test_enabled = false;
bool m_cull_faces = false;
GLenum m_front_face = GL_CCW;
GLenum m_culled_sides = GL_BACK;