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[PICA] Proper texture wrapping

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wheremyfoodat 2023-04-03 21:08:31 +03:00
parent 84db6052b3
commit 4632a62da2
4 changed files with 34 additions and 13 deletions
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26
src/core/renderer_gl/textures.cpp
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@ -1,15 +1,33 @@
#include "renderer_gl/textures.hpp"
#include "colour.hpp"
#include <array>
void Texture::allocate() {
glGenTextures(1, &texture.m_handle);
texture.create(size.u(), size.v(), GL_RGBA8);
texture.bind();
texture.setMinFilter(OpenGL::Nearest);
texture.setMagFilter(OpenGL::Nearest);
texture.setWrapS(OpenGL::Repeat);
texture.setWrapT(OpenGL::Repeat);
setNewConfig(config);
}
// Set the texture's configuration, which includes min/mag filters, wrapping S/T modes, and so on
void Texture::setNewConfig(u32 cfg) {
config = cfg;
// The wrapping mode field is 3 bits instead of 2 bits. The bottom 4 undocumented wrapping modes are taken from Citra.
static constexpr std::array<OpenGL::WrappingMode, 8> wrappingModes = {
OpenGL::ClampToEdge, OpenGL::ClampToBorder, OpenGL::Repeat, OpenGL::RepeatMirrored,
OpenGL::ClampToEdge, OpenGL::ClampToBorder, OpenGL::Repeat, OpenGL::Repeat
};
const auto magFilter = (cfg & 0x2) != 0 ? OpenGL::Linear : OpenGL::Nearest;
const auto minFilter = (cfg & 0x4) != 0 ? OpenGL::Linear : OpenGL::Nearest;
const auto wrapT = wrappingModes[(cfg >> 8) & 0x7];
const auto wrapS = wrappingModes[(cfg >> 12) & 0x7];
texture.setMinFilter(minFilter);
texture.setMagFilter(magFilter);
texture.setWrapS(wrapS);
texture.setWrapT(wrapT);
}
void Texture::free() {