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LibGL: Implement glTexParameter{i,f}

This currently only implements a subset of this function.
Namely setting wrap, mag and min modes for the GL_TETXURE_2D target.
This commit is contained in:
Stephan Unverwerth 2021-08-11 22:09:18 +02:00 committed by Andreas Kling
parent e0fef60241
commit b9523e15df
6 changed files with 95 additions and 2 deletions

View file

@ -714,6 +714,76 @@ void SoftwareGLContext::gl_tex_image_2d(GLenum target, GLint level, GLint intern
m_active_texture_unit->bound_texture_2d()->upload_texture_data(target, level, internal_format, width, height, border, format, type, data);
}
void SoftwareGLContext::gl_tex_parameter(GLenum target, GLenum pname, GLfloat param)
{
APPEND_TO_CALL_LIST_AND_RETURN_IF_NEEDED(gl_tex_parameter, target, pname, param);
RETURN_WITH_ERROR_IF(m_in_draw_state, GL_INVALID_OPERATION);
// FIXME: We currently only support GL_TETXURE_2D targets. 1D, 3D and CUBE should also be supported (https://docs.gl/gl2/glTexParameter)
RETURN_WITH_ERROR_IF(target != GL_TEXTURE_2D, GL_INVALID_ENUM);
// FIXME: implement the remaining parameters. (https://docs.gl/gl2/glTexParameter)
RETURN_WITH_ERROR_IF(!(pname == GL_TEXTURE_MIN_FILTER
|| pname == GL_TEXTURE_MAG_FILTER
|| pname == GL_TEXTURE_WRAP_S
|| pname == GL_TEXTURE_WRAP_T),
GL_INVALID_ENUM);
if (target == GL_TEXTURE_2D) {
auto texture2d = m_active_texture_unit->bound_texture_2d();
if (texture2d.is_null())
return;
switch (pname) {
case GL_TEXTURE_MIN_FILTER:
RETURN_WITH_ERROR_IF(!(param == GL_NEAREST
|| param == GL_LINEAR
|| param == GL_NEAREST_MIPMAP_NEAREST
|| param == GL_LINEAR_MIPMAP_NEAREST
|| param == GL_NEAREST_MIPMAP_LINEAR
|| param == GL_LINEAR_MIPMAP_LINEAR),
GL_INVALID_ENUM);
texture2d->sampler().set_min_filter(param);
break;
case GL_TEXTURE_MAG_FILTER:
RETURN_WITH_ERROR_IF(!(param == GL_NEAREST
|| param == GL_LINEAR),
GL_INVALID_ENUM);
texture2d->sampler().set_mag_filter(param);
break;
case GL_TEXTURE_WRAP_S:
RETURN_WITH_ERROR_IF(!(param == GL_CLAMP
|| param == GL_CLAMP_TO_BORDER
|| param == GL_CLAMP_TO_EDGE
|| param == GL_MIRRORED_REPEAT
|| param == GL_REPEAT),
GL_INVALID_ENUM);
texture2d->sampler().set_wrap_s_mode(param);
break;
case GL_TEXTURE_WRAP_T:
RETURN_WITH_ERROR_IF(!(param == GL_CLAMP
|| param == GL_CLAMP_TO_BORDER
|| param == GL_CLAMP_TO_EDGE
|| param == GL_MIRRORED_REPEAT
|| param == GL_REPEAT),
GL_INVALID_ENUM);
texture2d->sampler().set_wrap_t_mode(param);
break;
default:
VERIFY_NOT_REACHED();
}
}
}
void SoftwareGLContext::gl_front_face(GLenum face)
{
APPEND_TO_CALL_LIST_AND_RETURN_IF_NEEDED(gl_front_face, face);