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LibGL+LibSoftGPU: Add face culling state to rasterizer options

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Stephan Unverwerth 2021-12-16 21:10:53 +01:00 • committed by Brian Gianforcaro
parent ad3d5d43bd
commit 2f35135743
2 changed files with 15 additions and 0 deletions
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12
Userland/Libraries/LibGL/SoftwareGLContext.cpp
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@ -685,6 +685,8 @@ void SoftwareGLContext::gl_enable(GLenum capability)
switch (capability) { switch (capability) {
case GL_CULL_FACE: case GL_CULL_FACE:
m_cull_faces = true; m_cull_faces = true;
rasterizer_options.enable_culling = true;
update_rasterizer_options = true;
break; break;
case GL_DEPTH_TEST: case GL_DEPTH_TEST:
m_depth_test_enabled = true; m_depth_test_enabled = true;
@ -750,6 +752,8 @@ void SoftwareGLContext::gl_disable(GLenum capability)
switch (capability) { switch (capability) {
case GL_CULL_FACE: case GL_CULL_FACE:
m_cull_faces = false; m_cull_faces = false;
rasterizer_options.enable_culling = false;
update_rasterizer_options = true;
break; break;
case GL_DEPTH_TEST: case GL_DEPTH_TEST:
m_depth_test_enabled = false; m_depth_test_enabled = false;
@ -1007,6 +1011,10 @@ void SoftwareGLContext::gl_front_face(GLenum face)
RETURN_WITH_ERROR_IF(face < GL_CW || face > GL_CCW, GL_INVALID_ENUM); RETURN_WITH_ERROR_IF(face < GL_CW || face > GL_CCW, GL_INVALID_ENUM);
m_front_face = face; m_front_face = face;
auto rasterizer_options = m_rasterizer.options();
rasterizer_options.front_face = face;
m_rasterizer.set_options(rasterizer_options);
} }
void SoftwareGLContext::gl_cull_face(GLenum cull_mode) void SoftwareGLContext::gl_cull_face(GLenum cull_mode)
@ -1016,6 +1024,10 @@ void SoftwareGLContext::gl_cull_face(GLenum cull_mode)
RETURN_WITH_ERROR_IF(cull_mode < GL_FRONT || cull_mode > GL_FRONT_AND_BACK, GL_INVALID_ENUM); RETURN_WITH_ERROR_IF(cull_mode < GL_FRONT || cull_mode > GL_FRONT_AND_BACK, GL_INVALID_ENUM);
m_culled_sides = cull_mode; m_culled_sides = cull_mode;
auto rasterizer_options = m_rasterizer.options();
rasterizer_options.culled_sides = cull_mode;
m_rasterizer.set_options(rasterizer_options);
} }
GLuint SoftwareGLContext::gl_gen_lists(GLsizei range) GLuint SoftwareGLContext::gl_gen_lists(GLsizei range)

3
Userland/Libraries/LibSoftGPU/SoftwareRasterizer.h
View file

@ -50,6 +50,9 @@ struct RasterizerOptions {
GLenum draw_buffer { GL_BACK }; GLenum draw_buffer { GL_BACK };
GLfloat depth_offset_factor { 0 }; GLfloat depth_offset_factor { 0 };
GLfloat depth_offset_constant { 0 }; GLfloat depth_offset_constant { 0 };
bool enable_culling { false };
GLenum front_face { GL_CCW };
GLenum culled_sides { GL_BACK };
}; };
class SoftwareRasterizer final { class SoftwareRasterizer final {