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LibGL: Flesh out glMaterialf{v}

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These two functions have been turned from stubs into actually doing
something. They now set the correspondingmaterial data member based on
the value passed into the `pname`argument.

Co-authored-by: Stephan Unverwerth <s.unverwerth@serenityos.org>
This commit is contained in:
Jesse Buhagiar 2022-01-08 17:46:58 +11:00 • committed by Linus Groh
parent 9118b0d164
commit 92373ab0b6
7 changed files with 138 additions and 48 deletions
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131
Userland/Libraries/LibGL/SoftwareGLContext.cpp
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@ -2649,47 +2649,6 @@ void SoftwareGLContext::gl_raster_pos(GLfloat x, GLfloat y, GLfloat z, GLfloat w
m_current_raster_position.clip_coordinate_value = w;
}
void SoftwareGLContext::gl_materialv(GLenum face, GLenum pname, GLfloat const* params)
{
APPEND_TO_CALL_LIST_AND_RETURN_IF_NEEDED(gl_materialv, face, pname, params);
RETURN_WITH_ERROR_IF(!(face == GL_FRONT || face == GL_BACK || face == GL_FRONT_AND_BACK), GL_INVALID_ENUM);
RETURN_WITH_ERROR_IF(!(pname == GL_AMBIENT
|| pname == GL_DIFFUSE
|| pname == GL_SPECULAR
|| pname == GL_EMISSION
|| pname == GL_SHININESS
|| pname == GL_AMBIENT_AND_DIFFUSE
|| pname == GL_COLOR_INDEXES),
GL_INVALID_ENUM);
GLfloat x, y, z, w;
switch (pname) {
case GL_SHININESS:
x = params[0];
y = 0.0f;
z = 0.0f;
w = 0.0f;
break;
case GL_COLOR_INDEXES:
x = params[0];
y = params[1];
z = params[2];
w = 0.0f;
break;
default:
x = params[0];
y = params[1];
z = params[2];
w = params[3];
}
// FIXME: implement this method
dbgln_if(GL_DEBUG, "gl_materialv({}, {}, {}, {}, {}, {}): unimplemented", face, pname, x, y, z, w);
}
void SoftwareGLContext::gl_line_width(GLfloat width)
{
APPEND_TO_CALL_LIST_AND_RETURN_IF_NEEDED(gl_line_width, width);
@ -3018,6 +2977,23 @@ void SoftwareGLContext::sync_light_state()
m_rasterizer.set_light_state(light_id, light);
}
for (auto material_id = 0u; material_id < 2u; material_id++) {
SoftGPU::Material material;
auto const& current_material_state = m_material_states.at(material_id);
material.ambient = current_material_state.ambient;
material.diffuse = current_material_state.diffuse;
material.specular = current_material_state.specular;
material.emissive = current_material_state.emissive;
material.shininess = current_material_state.shininess;
material.specular_exponent = current_material_state.specular_exponent;
material.ambient_color_index = current_material_state.ambient_color_index;
material.diffuse_color_index = current_material_state.diffuse_color_index;
material.specular_color_index = current_material_state.specular_color_index;
m_rasterizer.set_material_state(material_id, material);
}
}
void SoftwareGLContext::sync_device_texcoord_config()
@ -3166,4 +3142,77 @@ void SoftwareGLContext::gl_lightfv(GLenum light, GLenum pname, GLfloat const* pa
m_light_state_is_dirty = true;
}
void SoftwareGLContext::gl_materialf(GLenum face, GLenum pname, GLfloat param)
{
APPEND_TO_CALL_LIST_AND_RETURN_IF_NEEDED(gl_materialf, face, pname, param);
RETURN_WITH_ERROR_IF(!(face == GL_FRONT || face == GL_BACK || face == GL_FRONT_AND_BACK), GL_INVALID_ENUM);
RETURN_WITH_ERROR_IF(pname != GL_SHININESS, GL_INVALID_ENUM);
RETURN_WITH_ERROR_IF(param > 128.0f, GL_INVALID_VALUE);
switch (face) {
case GL_FRONT:
m_material_states.at(to_underlying(MaterialFace::Front)).shininess = param;
break;
case GL_BACK:
m_material_states.at(to_underlying(MaterialFace::Back)).shininess = param;
break;
case GL_FRONT_AND_BACK:
m_material_states.at(to_underlying(MaterialFace::Front)).shininess = param;
m_material_states.at(to_underlying(MaterialFace::Back)).shininess = param;
break;
default:
VERIFY_NOT_REACHED();
}
m_light_state_is_dirty = true;
}
void SoftwareGLContext::gl_materialfv(GLenum face, GLenum pname, GLfloat const* params)
{
APPEND_TO_CALL_LIST_AND_RETURN_IF_NEEDED(gl_materialfv, face, pname, params);
RETURN_WITH_ERROR_IF(!(face == GL_FRONT || face == GL_BACK || face == GL_FRONT_AND_BACK), GL_INVALID_ENUM);
RETURN_WITH_ERROR_IF(!(pname == GL_AMBIENT || pname == GL_DIFFUSE || pname == GL_SPECULAR || pname == GL_EMISSION || pname == GL_SHININESS || pname == GL_AMBIENT_AND_DIFFUSE), GL_INVALID_ENUM);
RETURN_WITH_ERROR_IF((pname == GL_SHININESS && *params > 128.0f), GL_INVALID_VALUE);
auto update_material = [](SoftGPU::Material& material, GLenum pname, GLfloat const* params) {
switch (pname) {
case GL_AMBIENT:
material.ambient = { params[0], params[1], params[2], params[3] };
break;
case GL_DIFFUSE:
material.diffuse = { params[0], params[1], params[2], params[3] };
break;
case GL_SPECULAR:
material.specular = { params[0], params[1], params[2], params[3] };
break;
case GL_EMISSION:
material.emissive = { params[0], params[1], params[2], params[3] };
break;
case GL_SHININESS:
material.shininess = *params;
break;
case GL_AMBIENT_AND_DIFFUSE:
material.ambient = { params[0], params[1], params[2], params[3] };
material.diffuse = { params[0], params[1], params[2], params[3] };
break;
}
};
switch (face) {
case GL_FRONT:
update_material(m_material_states.at(to_underlying(MaterialFace::Front)), pname, params);
break;
case GL_BACK:
update_material(m_material_states.at(to_underlying(MaterialFace::Back)), pname, params);
break;
case GL_FRONT_AND_BACK:
update_material(m_material_states.at(to_underlying(MaterialFace::Front)), pname, params);
update_material(m_material_states.at(to_underlying(MaterialFace::Back)), pname, params);
break;
}
m_light_state_is_dirty = true;
}
}