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https://github.com/LadybirdBrowser/ladybird.git
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00d46e5d77
Each texture unit now has its own texture transformation matrix stack. Introduce a new texture unit configuration that is synced when changed. Because we're no longer passing a silly `Vector` when drawing each primitive, this results in a slightly improved frames per second :^)
57 lines
2.1 KiB
C++
57 lines
2.1 KiB
C++
/*
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* Copyright (c) 2021, Jesse Buhagiar <jooster669@gmail.com>
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* Copyright (c) 2021, Stephan Unverwerth <s.unverwerth@serenityos.org>
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* Copyright (c) 2022, Jelle Raaijmakers <jelle@gmta.nl>
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* Copyright (c) 2022, Ryan Bethke <ryanbethke11@gmail.com>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <AK/Debug.h>
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#include <LibGL/GLContext.h>
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namespace GL {
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void GLContext::gl_clip_plane(GLenum plane, GLdouble const* equation)
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{
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APPEND_TO_CALL_LIST_AND_RETURN_IF_NEEDED(gl_clip_plane, plane, equation);
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RETURN_WITH_ERROR_IF(m_in_draw_state, GL_INVALID_OPERATION);
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RETURN_WITH_ERROR_IF((plane < GL_CLIP_PLANE0) || (plane > GL_CLIP_PLANE5), GL_INVALID_ENUM);
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auto plane_idx = static_cast<size_t>(plane) - GL_CLIP_PLANE0;
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auto eqn = FloatVector4(equation[0], equation[1], equation[2], equation[3]);
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m_clip_plane_attributes.eye_clip_plane[plane_idx] = model_view_matrix() * eqn;
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m_clip_planes_dirty = true;
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}
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void GLContext::gl_get_clip_plane(GLenum plane, GLdouble* equation)
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{
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RETURN_WITH_ERROR_IF(m_in_draw_state, GL_INVALID_OPERATION);
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RETURN_WITH_ERROR_IF((plane < GL_CLIP_PLANE0) || (plane > GL_CLIP_PLANE5), GL_INVALID_ENUM);
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auto plane_idx = static_cast<size_t>(plane) - GL_CLIP_PLANE0;
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equation[0] = static_cast<GLdouble>(m_clip_plane_attributes.eye_clip_plane[plane_idx][0]);
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equation[1] = static_cast<GLdouble>(m_clip_plane_attributes.eye_clip_plane[plane_idx][1]);
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equation[2] = static_cast<GLdouble>(m_clip_plane_attributes.eye_clip_plane[plane_idx][2]);
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equation[3] = static_cast<GLdouble>(m_clip_plane_attributes.eye_clip_plane[plane_idx][3]);
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}
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void GLContext::sync_clip_planes()
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{
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if (!m_clip_planes_dirty)
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return;
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m_clip_planes_dirty = false;
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// TODO: Replace magic number 6 with device-dependent constant
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Vector<FloatVector4, 6> user_clip_planes;
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for (size_t plane_idx = 0; plane_idx < 6; ++plane_idx) {
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if ((m_clip_plane_attributes.enabled & (1 << plane_idx)) != 0u) {
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user_clip_planes.append(m_clip_plane_attributes.eye_clip_plane[plane_idx]);
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}
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}
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m_rasterizer->set_clip_planes(user_clip_planes);
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}
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}
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