498 lines
18 KiB
C
498 lines
18 KiB
C
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// Copyright 2018 yuzu Emulator Project
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// Licensed under GPLv2 or any later version
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// Refer to the license.txt file included.
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#pragma once
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#include <array>
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#include <glad/glad.h>
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#include "common/common_types.h"
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#include "common/logging/log.h"
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#include "video_core/engines/maxwell_3d.h"
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namespace OpenGL {
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using GLvec2 = std::array<GLfloat, 2>;
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using GLvec3 = std::array<GLfloat, 3>;
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using GLvec4 = std::array<GLfloat, 4>;
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using GLuvec2 = std::array<GLuint, 2>;
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using GLuvec3 = std::array<GLuint, 3>;
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using GLuvec4 = std::array<GLuint, 4>;
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namespace MaxwellToGL {
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using Maxwell = Tegra::Engines::Maxwell3D::Regs;
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inline GLenum VertexFormat(Maxwell::VertexAttribute attrib) {
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switch (attrib.type) {
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case Maxwell::VertexAttribute::Type::UnsignedNorm:
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case Maxwell::VertexAttribute::Type::UnsignedScaled:
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case Maxwell::VertexAttribute::Type::UnsignedInt:
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switch (attrib.size) {
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case Maxwell::VertexAttribute::Size::Size_8:
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case Maxwell::VertexAttribute::Size::Size_8_8:
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case Maxwell::VertexAttribute::Size::Size_8_8_8:
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case Maxwell::VertexAttribute::Size::Size_8_8_8_8:
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return GL_UNSIGNED_BYTE;
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case Maxwell::VertexAttribute::Size::Size_16:
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case Maxwell::VertexAttribute::Size::Size_16_16:
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case Maxwell::VertexAttribute::Size::Size_16_16_16:
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case Maxwell::VertexAttribute::Size::Size_16_16_16_16:
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return GL_UNSIGNED_SHORT;
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case Maxwell::VertexAttribute::Size::Size_32:
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case Maxwell::VertexAttribute::Size::Size_32_32:
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case Maxwell::VertexAttribute::Size::Size_32_32_32:
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case Maxwell::VertexAttribute::Size::Size_32_32_32_32:
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return GL_UNSIGNED_INT;
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case Maxwell::VertexAttribute::Size::Size_10_10_10_2:
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return GL_UNSIGNED_INT_2_10_10_10_REV;
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default:
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break;
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}
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break;
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case Maxwell::VertexAttribute::Type::SignedNorm:
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case Maxwell::VertexAttribute::Type::SignedScaled:
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case Maxwell::VertexAttribute::Type::SignedInt:
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switch (attrib.size) {
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case Maxwell::VertexAttribute::Size::Size_8:
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case Maxwell::VertexAttribute::Size::Size_8_8:
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case Maxwell::VertexAttribute::Size::Size_8_8_8:
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case Maxwell::VertexAttribute::Size::Size_8_8_8_8:
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return GL_BYTE;
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case Maxwell::VertexAttribute::Size::Size_16:
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case Maxwell::VertexAttribute::Size::Size_16_16:
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case Maxwell::VertexAttribute::Size::Size_16_16_16:
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case Maxwell::VertexAttribute::Size::Size_16_16_16_16:
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return GL_SHORT;
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case Maxwell::VertexAttribute::Size::Size_32:
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case Maxwell::VertexAttribute::Size::Size_32_32:
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case Maxwell::VertexAttribute::Size::Size_32_32_32:
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case Maxwell::VertexAttribute::Size::Size_32_32_32_32:
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return GL_INT;
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case Maxwell::VertexAttribute::Size::Size_10_10_10_2:
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return GL_INT_2_10_10_10_REV;
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default:
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break;
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}
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break;
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case Maxwell::VertexAttribute::Type::Float:
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switch (attrib.size) {
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case Maxwell::VertexAttribute::Size::Size_16:
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case Maxwell::VertexAttribute::Size::Size_16_16:
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case Maxwell::VertexAttribute::Size::Size_16_16_16:
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case Maxwell::VertexAttribute::Size::Size_16_16_16_16:
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return GL_HALF_FLOAT;
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case Maxwell::VertexAttribute::Size::Size_32:
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case Maxwell::VertexAttribute::Size::Size_32_32:
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case Maxwell::VertexAttribute::Size::Size_32_32_32:
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case Maxwell::VertexAttribute::Size::Size_32_32_32_32:
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return GL_FLOAT;
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default:
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break;
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}
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break;
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}
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UNIMPLEMENTED_MSG("Unimplemented vertex format of type={} and size={}", attrib.TypeString(),
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attrib.SizeString());
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return {};
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}
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inline GLenum IndexFormat(Maxwell::IndexFormat index_format) {
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switch (index_format) {
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case Maxwell::IndexFormat::UnsignedByte:
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return GL_UNSIGNED_BYTE;
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case Maxwell::IndexFormat::UnsignedShort:
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return GL_UNSIGNED_SHORT;
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case Maxwell::IndexFormat::UnsignedInt:
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return GL_UNSIGNED_INT;
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}
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UNREACHABLE_MSG("Invalid index_format={}", index_format);
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return {};
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}
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inline GLenum PrimitiveTopology(Maxwell::PrimitiveTopology topology) {
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switch (topology) {
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case Maxwell::PrimitiveTopology::Points:
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return GL_POINTS;
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case Maxwell::PrimitiveTopology::Lines:
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return GL_LINES;
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case Maxwell::PrimitiveTopology::LineLoop:
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return GL_LINE_LOOP;
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case Maxwell::PrimitiveTopology::LineStrip:
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return GL_LINE_STRIP;
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case Maxwell::PrimitiveTopology::Triangles:
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return GL_TRIANGLES;
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case Maxwell::PrimitiveTopology::TriangleStrip:
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return GL_TRIANGLE_STRIP;
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case Maxwell::PrimitiveTopology::TriangleFan:
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return GL_TRIANGLE_FAN;
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case Maxwell::PrimitiveTopology::Quads:
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return GL_QUADS;
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case Maxwell::PrimitiveTopology::QuadStrip:
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return GL_QUAD_STRIP;
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case Maxwell::PrimitiveTopology::Polygon:
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return GL_POLYGON;
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case Maxwell::PrimitiveTopology::LinesAdjacency:
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return GL_LINES_ADJACENCY;
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case Maxwell::PrimitiveTopology::LineStripAdjacency:
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return GL_LINE_STRIP_ADJACENCY;
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case Maxwell::PrimitiveTopology::TrianglesAdjacency:
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return GL_TRIANGLES_ADJACENCY;
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case Maxwell::PrimitiveTopology::TriangleStripAdjacency:
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return GL_TRIANGLE_STRIP_ADJACENCY;
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case Maxwell::PrimitiveTopology::Patches:
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return GL_PATCHES;
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}
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UNREACHABLE_MSG("Invalid topology={}", topology);
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return GL_POINTS;
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}
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inline GLenum TextureFilterMode(Tegra::Texture::TextureFilter filter_mode,
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Tegra::Texture::TextureMipmapFilter mipmap_filter_mode) {
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switch (filter_mode) {
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case Tegra::Texture::TextureFilter::Nearest:
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switch (mipmap_filter_mode) {
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case Tegra::Texture::TextureMipmapFilter::None:
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return GL_NEAREST;
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case Tegra::Texture::TextureMipmapFilter::Nearest:
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return GL_NEAREST_MIPMAP_NEAREST;
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case Tegra::Texture::TextureMipmapFilter::Linear:
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return GL_NEAREST_MIPMAP_LINEAR;
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}
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break;
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case Tegra::Texture::TextureFilter::Linear:
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switch (mipmap_filter_mode) {
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case Tegra::Texture::TextureMipmapFilter::None:
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return GL_LINEAR;
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case Tegra::Texture::TextureMipmapFilter::Nearest:
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return GL_LINEAR_MIPMAP_NEAREST;
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case Tegra::Texture::TextureMipmapFilter::Linear:
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return GL_LINEAR_MIPMAP_LINEAR;
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}
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break;
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}
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UNREACHABLE_MSG("Invalid texture filter mode={} and mipmap filter mode={}", filter_mode,
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mipmap_filter_mode);
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return GL_NEAREST;
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}
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inline GLenum WrapMode(Tegra::Texture::WrapMode wrap_mode) {
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switch (wrap_mode) {
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case Tegra::Texture::WrapMode::Wrap:
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return GL_REPEAT;
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case Tegra::Texture::WrapMode::Mirror:
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return GL_MIRRORED_REPEAT;
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case Tegra::Texture::WrapMode::ClampToEdge:
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return GL_CLAMP_TO_EDGE;
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case Tegra::Texture::WrapMode::Border:
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return GL_CLAMP_TO_BORDER;
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case Tegra::Texture::WrapMode::Clamp:
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return GL_CLAMP;
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case Tegra::Texture::WrapMode::MirrorOnceClampToEdge:
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return GL_MIRROR_CLAMP_TO_EDGE;
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case Tegra::Texture::WrapMode::MirrorOnceBorder:
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if (GL_EXT_texture_mirror_clamp) {
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return GL_MIRROR_CLAMP_TO_BORDER_EXT;
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} else {
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return GL_MIRROR_CLAMP_TO_EDGE;
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}
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case Tegra::Texture::WrapMode::MirrorOnceClampOGL:
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if (GL_EXT_texture_mirror_clamp) {
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return GL_MIRROR_CLAMP_EXT;
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} else {
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return GL_MIRROR_CLAMP_TO_EDGE;
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}
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}
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UNIMPLEMENTED_MSG("Unimplemented texture wrap mode={}", wrap_mode);
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return GL_REPEAT;
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}
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inline GLenum DepthCompareFunc(Tegra::Texture::DepthCompareFunc func) {
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switch (func) {
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case Tegra::Texture::DepthCompareFunc::Never:
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return GL_NEVER;
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case Tegra::Texture::DepthCompareFunc::Less:
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return GL_LESS;
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case Tegra::Texture::DepthCompareFunc::LessEqual:
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return GL_LEQUAL;
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case Tegra::Texture::DepthCompareFunc::Equal:
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return GL_EQUAL;
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case Tegra::Texture::DepthCompareFunc::NotEqual:
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return GL_NOTEQUAL;
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case Tegra::Texture::DepthCompareFunc::Greater:
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return GL_GREATER;
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case Tegra::Texture::DepthCompareFunc::GreaterEqual:
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return GL_GEQUAL;
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case Tegra::Texture::DepthCompareFunc::Always:
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return GL_ALWAYS;
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}
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UNIMPLEMENTED_MSG("Unimplemented texture depth compare function={}", func);
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return GL_GREATER;
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}
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inline GLenum BlendEquation(Maxwell::Blend::Equation equation) {
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switch (equation) {
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case Maxwell::Blend::Equation::Add:
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case Maxwell::Blend::Equation::AddGL:
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return GL_FUNC_ADD;
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case Maxwell::Blend::Equation::Subtract:
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case Maxwell::Blend::Equation::SubtractGL:
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return GL_FUNC_SUBTRACT;
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case Maxwell::Blend::Equation::ReverseSubtract:
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case Maxwell::Blend::Equation::ReverseSubtractGL:
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return GL_FUNC_REVERSE_SUBTRACT;
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case Maxwell::Blend::Equation::Min:
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case Maxwell::Blend::Equation::MinGL:
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return GL_MIN;
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case Maxwell::Blend::Equation::Max:
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case Maxwell::Blend::Equation::MaxGL:
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return GL_MAX;
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}
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UNIMPLEMENTED_MSG("Unimplemented blend equation={}", equation);
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return GL_FUNC_ADD;
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}
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inline GLenum BlendFunc(Maxwell::Blend::Factor factor) {
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switch (factor) {
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case Maxwell::Blend::Factor::Zero:
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case Maxwell::Blend::Factor::ZeroGL:
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return GL_ZERO;
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case Maxwell::Blend::Factor::One:
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case Maxwell::Blend::Factor::OneGL:
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return GL_ONE;
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case Maxwell::Blend::Factor::SourceColor:
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case Maxwell::Blend::Factor::SourceColorGL:
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return GL_SRC_COLOR;
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case Maxwell::Blend::Factor::OneMinusSourceColor:
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case Maxwell::Blend::Factor::OneMinusSourceColorGL:
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return GL_ONE_MINUS_SRC_COLOR;
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case Maxwell::Blend::Factor::SourceAlpha:
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case Maxwell::Blend::Factor::SourceAlphaGL:
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return GL_SRC_ALPHA;
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case Maxwell::Blend::Factor::OneMinusSourceAlpha:
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case Maxwell::Blend::Factor::OneMinusSourceAlphaGL:
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return GL_ONE_MINUS_SRC_ALPHA;
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case Maxwell::Blend::Factor::DestAlpha:
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case Maxwell::Blend::Factor::DestAlphaGL:
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return GL_DST_ALPHA;
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case Maxwell::Blend::Factor::OneMinusDestAlpha:
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case Maxwell::Blend::Factor::OneMinusDestAlphaGL:
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return GL_ONE_MINUS_DST_ALPHA;
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case Maxwell::Blend::Factor::DestColor:
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case Maxwell::Blend::Factor::DestColorGL:
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return GL_DST_COLOR;
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case Maxwell::Blend::Factor::OneMinusDestColor:
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case Maxwell::Blend::Factor::OneMinusDestColorGL:
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return GL_ONE_MINUS_DST_COLOR;
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case Maxwell::Blend::Factor::SourceAlphaSaturate:
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case Maxwell::Blend::Factor::SourceAlphaSaturateGL:
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return GL_SRC_ALPHA_SATURATE;
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case Maxwell::Blend::Factor::Source1Color:
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case Maxwell::Blend::Factor::Source1ColorGL:
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return GL_SRC1_COLOR;
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case Maxwell::Blend::Factor::OneMinusSource1Color:
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case Maxwell::Blend::Factor::OneMinusSource1ColorGL:
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return GL_ONE_MINUS_SRC1_COLOR;
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case Maxwell::Blend::Factor::Source1Alpha:
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case Maxwell::Blend::Factor::Source1AlphaGL:
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return GL_SRC1_ALPHA;
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case Maxwell::Blend::Factor::OneMinusSource1Alpha:
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case Maxwell::Blend::Factor::OneMinusSource1AlphaGL:
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return GL_ONE_MINUS_SRC1_ALPHA;
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case Maxwell::Blend::Factor::ConstantColor:
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case Maxwell::Blend::Factor::ConstantColorGL:
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return GL_CONSTANT_COLOR;
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case Maxwell::Blend::Factor::OneMinusConstantColor:
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case Maxwell::Blend::Factor::OneMinusConstantColorGL:
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return GL_ONE_MINUS_CONSTANT_COLOR;
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case Maxwell::Blend::Factor::ConstantAlpha:
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case Maxwell::Blend::Factor::ConstantAlphaGL:
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return GL_CONSTANT_ALPHA;
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case Maxwell::Blend::Factor::OneMinusConstantAlpha:
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case Maxwell::Blend::Factor::OneMinusConstantAlphaGL:
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return GL_ONE_MINUS_CONSTANT_ALPHA;
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}
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UNIMPLEMENTED_MSG("Unimplemented blend factor={}", factor);
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return GL_ZERO;
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}
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inline GLenum SwizzleSource(Tegra::Texture::SwizzleSource source) {
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switch (source) {
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case Tegra::Texture::SwizzleSource::Zero:
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return GL_ZERO;
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case Tegra::Texture::SwizzleSource::R:
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return GL_RED;
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case Tegra::Texture::SwizzleSource::G:
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return GL_GREEN;
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case Tegra::Texture::SwizzleSource::B:
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return GL_BLUE;
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case Tegra::Texture::SwizzleSource::A:
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return GL_ALPHA;
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case Tegra::Texture::SwizzleSource::OneInt:
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case Tegra::Texture::SwizzleSource::OneFloat:
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return GL_ONE;
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}
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UNIMPLEMENTED_MSG("Unimplemented swizzle source={}", source);
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return GL_ZERO;
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}
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inline GLenum ComparisonOp(Maxwell::ComparisonOp comparison) {
|
||
|
|
switch (comparison) {
|
||
|
|
case Maxwell::ComparisonOp::Never:
|
||
|
|
case Maxwell::ComparisonOp::NeverOld:
|
||
|
|
return GL_NEVER;
|
||
|
|
case Maxwell::ComparisonOp::Less:
|
||
|
|
case Maxwell::ComparisonOp::LessOld:
|
||
|
|
return GL_LESS;
|
||
|
|
case Maxwell::ComparisonOp::Equal:
|
||
|
|
case Maxwell::ComparisonOp::EqualOld:
|
||
|
|
return GL_EQUAL;
|
||
|
|
case Maxwell::ComparisonOp::LessEqual:
|
||
|
|
case Maxwell::ComparisonOp::LessEqualOld:
|
||
|
|
return GL_LEQUAL;
|
||
|
|
case Maxwell::ComparisonOp::Greater:
|
||
|
|
case Maxwell::ComparisonOp::GreaterOld:
|
||
|
|
return GL_GREATER;
|
||
|
|
case Maxwell::ComparisonOp::NotEqual:
|
||
|
|
case Maxwell::ComparisonOp::NotEqualOld:
|
||
|
|
return GL_NOTEQUAL;
|
||
|
|
case Maxwell::ComparisonOp::GreaterEqual:
|
||
|
|
case Maxwell::ComparisonOp::GreaterEqualOld:
|
||
|
|
return GL_GEQUAL;
|
||
|
|
case Maxwell::ComparisonOp::Always:
|
||
|
|
case Maxwell::ComparisonOp::AlwaysOld:
|
||
|
|
return GL_ALWAYS;
|
||
|
|
}
|
||
|
|
UNIMPLEMENTED_MSG("Unimplemented comparison op={}", comparison);
|
||
|
|
return GL_ALWAYS;
|
||
|
|
}
|
||
|
|
|
||
|
|
inline GLenum StencilOp(Maxwell::StencilOp stencil) {
|
||
|
|
switch (stencil) {
|
||
|
|
case Maxwell::StencilOp::Keep:
|
||
|
|
case Maxwell::StencilOp::KeepOGL:
|
||
|
|
return GL_KEEP;
|
||
|
|
case Maxwell::StencilOp::Zero:
|
||
|
|
case Maxwell::StencilOp::ZeroOGL:
|
||
|
|
return GL_ZERO;
|
||
|
|
case Maxwell::StencilOp::Replace:
|
||
|
|
case Maxwell::StencilOp::ReplaceOGL:
|
||
|
|
return GL_REPLACE;
|
||
|
|
case Maxwell::StencilOp::Incr:
|
||
|
|
case Maxwell::StencilOp::IncrOGL:
|
||
|
|
return GL_INCR;
|
||
|
|
case Maxwell::StencilOp::Decr:
|
||
|
|
case Maxwell::StencilOp::DecrOGL:
|
||
|
|
return GL_DECR;
|
||
|
|
case Maxwell::StencilOp::Invert:
|
||
|
|
case Maxwell::StencilOp::InvertOGL:
|
||
|
|
return GL_INVERT;
|
||
|
|
case Maxwell::StencilOp::IncrWrap:
|
||
|
|
case Maxwell::StencilOp::IncrWrapOGL:
|
||
|
|
return GL_INCR_WRAP;
|
||
|
|
case Maxwell::StencilOp::DecrWrap:
|
||
|
|
case Maxwell::StencilOp::DecrWrapOGL:
|
||
|
|
return GL_DECR_WRAP;
|
||
|
|
}
|
||
|
|
UNIMPLEMENTED_MSG("Unimplemented stencil op={}", stencil);
|
||
|
|
return GL_KEEP;
|
||
|
|
}
|
||
|
|
|
||
|
|
inline GLenum FrontFace(Maxwell::FrontFace front_face) {
|
||
|
|
switch (front_face) {
|
||
|
|
case Maxwell::FrontFace::ClockWise:
|
||
|
|
return GL_CW;
|
||
|
|
case Maxwell::FrontFace::CounterClockWise:
|
||
|
|
return GL_CCW;
|
||
|
|
}
|
||
|
|
UNIMPLEMENTED_MSG("Unimplemented front face cull={}", front_face);
|
||
|
|
return GL_CCW;
|
||
|
|
}
|
||
|
|
|
||
|
|
inline GLenum CullFace(Maxwell::CullFace cull_face) {
|
||
|
|
switch (cull_face) {
|
||
|
|
case Maxwell::CullFace::Front:
|
||
|
|
return GL_FRONT;
|
||
|
|
case Maxwell::CullFace::Back:
|
||
|
|
return GL_BACK;
|
||
|
|
case Maxwell::CullFace::FrontAndBack:
|
||
|
|
return GL_FRONT_AND_BACK;
|
||
|
|
}
|
||
|
|
UNIMPLEMENTED_MSG("Unimplemented cull face={}", cull_face);
|
||
|
|
return GL_BACK;
|
||
|
|
}
|
||
|
|
|
||
|
|
inline GLenum LogicOp(Maxwell::LogicOperation operation) {
|
||
|
|
switch (operation) {
|
||
|
|
case Maxwell::LogicOperation::Clear:
|
||
|
|
return GL_CLEAR;
|
||
|
|
case Maxwell::LogicOperation::And:
|
||
|
|
return GL_AND;
|
||
|
|
case Maxwell::LogicOperation::AndReverse:
|
||
|
|
return GL_AND_REVERSE;
|
||
|
|
case Maxwell::LogicOperation::Copy:
|
||
|
|
return GL_COPY;
|
||
|
|
case Maxwell::LogicOperation::AndInverted:
|
||
|
|
return GL_AND_INVERTED;
|
||
|
|
case Maxwell::LogicOperation::NoOp:
|
||
|
|
return GL_NOOP;
|
||
|
|
case Maxwell::LogicOperation::Xor:
|
||
|
|
return GL_XOR;
|
||
|
|
case Maxwell::LogicOperation::Or:
|
||
|
|
return GL_OR;
|
||
|
|
case Maxwell::LogicOperation::Nor:
|
||
|
|
return GL_NOR;
|
||
|
|
case Maxwell::LogicOperation::Equiv:
|
||
|
|
return GL_EQUIV;
|
||
|
|
case Maxwell::LogicOperation::Invert:
|
||
|
|
return GL_INVERT;
|
||
|
|
case Maxwell::LogicOperation::OrReverse:
|
||
|
|
return GL_OR_REVERSE;
|
||
|
|
case Maxwell::LogicOperation::CopyInverted:
|
||
|
|
return GL_COPY_INVERTED;
|
||
|
|
case Maxwell::LogicOperation::OrInverted:
|
||
|
|
return GL_OR_INVERTED;
|
||
|
|
case Maxwell::LogicOperation::Nand:
|
||
|
|
return GL_NAND;
|
||
|
|
case Maxwell::LogicOperation::Set:
|
||
|
|
return GL_SET;
|
||
|
|
}
|
||
|
|
UNIMPLEMENTED_MSG("Unimplemented logic operation={}", operation);
|
||
|
|
return GL_COPY;
|
||
|
|
}
|
||
|
|
|
||
|
|
inline GLenum PolygonMode(Maxwell::PolygonMode polygon_mode) {
|
||
|
|
switch (polygon_mode) {
|
||
|
|
case Maxwell::PolygonMode::Point:
|
||
|
|
return GL_POINT;
|
||
|
|
case Maxwell::PolygonMode::Line:
|
||
|
|
return GL_LINE;
|
||
|
|
case Maxwell::PolygonMode::Fill:
|
||
|
|
return GL_FILL;
|
||
|
|
}
|
||
|
|
UNREACHABLE_MSG("Invalid polygon mode={}", polygon_mode);
|
||
|
|
return GL_FILL;
|
||
|
|
}
|
||
|
|
|
||
|
|
inline GLenum ReductionFilter(Tegra::Texture::SamplerReduction filter) {
|
||
|
|
switch (filter) {
|
||
|
|
case Tegra::Texture::SamplerReduction::WeightedAverage:
|
||
|
|
return GL_WEIGHTED_AVERAGE_ARB;
|
||
|
|
case Tegra::Texture::SamplerReduction::Min:
|
||
|
|
return GL_MIN;
|
||
|
|
case Tegra::Texture::SamplerReduction::Max:
|
||
|
|
return GL_MAX;
|
||
|
|
}
|
||
|
|
UNREACHABLE_MSG("Invalid reduction filter={}", static_cast<int>(filter));
|
||
|
|
return GL_WEIGHTED_AVERAGE_ARB;
|
||
|
|
}
|
||
|
|
|
||
|
|
inline GLenum ViewportSwizzle(Maxwell::ViewportSwizzle swizzle) {
|
||
|
|
// Enumeration order matches register order. We can convert it arithmetically.
|
||
|
|
return GL_VIEWPORT_SWIZZLE_POSITIVE_X_NV + static_cast<GLenum>(swizzle);
|
||
|
|
}
|
||
|
|
|
||
|
|
} // namespace MaxwellToGL
|
||
|
|
} // namespace OpenGL
|