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Merge pull request #2215 from ReinUsesLisp/samplers 

gl_rasterizer: Encapsulate sampler queries into methods
This commit is contained in:
bunnei 2019-03-12 13:10:53 -04:00 committed by GitHub
parent 0aa824b12f a0be7b3b92
commit 2ad44a453f
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GPG Key ID: 4AEE18F83AFDEB23
3 changed files with 72 additions and 64 deletions
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97
src/video_core/renderer_opengl/gl_rasterizer.cpp
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@ -804,104 +804,87 @@ bool RasterizerOpenGL::AccelerateDisplay(const Tegra::FramebufferConfig& config,
void RasterizerOpenGL::SamplerInfo::Create() {
sampler.Create();
mag_filter = min_filter = Tegra::Texture::TextureFilter::Linear;
wrap_u = wrap_v = wrap_p = Tegra::Texture::WrapMode::Wrap;
uses_depth_compare = false;
mag_filter = Tegra::Texture::TextureFilter::Linear;
min_filter = Tegra::Texture::TextureFilter::Linear;
wrap_u = Tegra::Texture::WrapMode::Wrap;
wrap_v = Tegra::Texture::WrapMode::Wrap;
wrap_p = Tegra::Texture::WrapMode::Wrap;
use_depth_compare = false;
depth_compare_func = Tegra::Texture::DepthCompareFunc::Never;
// default is GL_LINEAR_MIPMAP_LINEAR
// OpenGL's default is GL_LINEAR_MIPMAP_LINEAR
glSamplerParameteri(sampler.handle, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
// Other attributes have correct defaults
glSamplerParameteri(sampler.handle, GL_TEXTURE_COMPARE_FUNC, GL_NEVER);
// Other attributes have correct defaults
}
void RasterizerOpenGL::SamplerInfo::SyncWithConfig(const Tegra::Texture::TSCEntry& config) {
const GLuint s = sampler.handle;
const GLuint sampler_id = sampler.handle;
if (mag_filter != config.mag_filter) {
mag_filter = config.mag_filter;
glSamplerParameteri(
s, GL_TEXTURE_MAG_FILTER,
sampler_id, GL_TEXTURE_MAG_FILTER,
MaxwellToGL::TextureFilterMode(mag_filter, Tegra::Texture::TextureMipmapFilter::None));
}
if (min_filter != config.min_filter || mip_filter != config.mip_filter) {
if (min_filter != config.min_filter || mipmap_filter != config.mipmap_filter) {
min_filter = config.min_filter;
mip_filter = config.mip_filter;
glSamplerParameteri(s, GL_TEXTURE_MIN_FILTER,
MaxwellToGL::TextureFilterMode(min_filter, mip_filter));
mipmap_filter = config.mipmap_filter;
glSamplerParameteri(sampler_id, GL_TEXTURE_MIN_FILTER,
MaxwellToGL::TextureFilterMode(min_filter, mipmap_filter));
}
if (wrap_u != config.wrap_u) {
wrap_u = config.wrap_u;
glSamplerParameteri(s, GL_TEXTURE_WRAP_S, MaxwellToGL::WrapMode(wrap_u));
glSamplerParameteri(sampler_id, GL_TEXTURE_WRAP_S, MaxwellToGL::WrapMode(wrap_u));
}
if (wrap_v != config.wrap_v) {
wrap_v = config.wrap_v;
glSamplerParameteri(s, GL_TEXTURE_WRAP_T, MaxwellToGL::WrapMode(wrap_v));
glSamplerParameteri(sampler_id, GL_TEXTURE_WRAP_T, MaxwellToGL::WrapMode(wrap_v));
}
if (wrap_p != config.wrap_p) {
wrap_p = config.wrap_p;
glSamplerParameteri(s, GL_TEXTURE_WRAP_R, MaxwellToGL::WrapMode(wrap_p));
glSamplerParameteri(sampler_id, GL_TEXTURE_WRAP_R, MaxwellToGL::WrapMode(wrap_p));
}
if (uses_depth_compare != (config.depth_compare_enabled == 1)) {
uses_depth_compare = (config.depth_compare_enabled == 1);
if (uses_depth_compare) {
glSamplerParameteri(s, GL_TEXTURE_COMPARE_MODE, GL_COMPARE_REF_TO_TEXTURE);
} else {
glSamplerParameteri(s, GL_TEXTURE_COMPARE_MODE, GL_NONE);
}
if (const bool enabled = config.depth_compare_enabled == 1; use_depth_compare != enabled) {
use_depth_compare = enabled;
glSamplerParameteri(sampler_id, GL_TEXTURE_COMPARE_MODE,
use_depth_compare ? GL_COMPARE_REF_TO_TEXTURE : GL_NONE);
}
if (depth_compare_func != config.depth_compare_func) {
depth_compare_func = config.depth_compare_func;
glSamplerParameteri(s, GL_TEXTURE_COMPARE_FUNC,
glSamplerParameteri(sampler_id, GL_TEXTURE_COMPARE_FUNC,
MaxwellToGL::DepthCompareFunc(depth_compare_func));
}
GLvec4 new_border_color;
if (config.srgb_conversion) {
new_border_color[0] = config.srgb_border_color_r / 255.0f;
new_border_color[1] = config.srgb_border_color_g / 255.0f;
new_border_color[2] = config.srgb_border_color_g / 255.0f;
} else {
new_border_color[0] = config.border_color_r;
new_border_color[1] = config.border_color_g;
new_border_color[2] = config.border_color_b;
}
new_border_color[3] = config.border_color_a;
if (border_color != new_border_color) {
if (const auto new_border_color = config.GetBorderColor(); border_color != new_border_color) {
border_color = new_border_color;
glSamplerParameterfv(s, GL_TEXTURE_BORDER_COLOR, border_color.data());
glSamplerParameterfv(sampler_id, GL_TEXTURE_BORDER_COLOR, border_color.data());
}
const float anisotropic_max = static_cast<float>(1 << config.max_anisotropy.Value());
if (anisotropic_max != max_anisotropic) {
max_anisotropic = anisotropic_max;
if (const float anisotropic = config.GetMaxAnisotropy(); max_anisotropic != anisotropic) {
max_anisotropic = anisotropic;
if (GLAD_GL_ARB_texture_filter_anisotropic) {
glSamplerParameterf(s, GL_TEXTURE_MAX_ANISOTROPY, max_anisotropic);
glSamplerParameterf(sampler_id, GL_TEXTURE_MAX_ANISOTROPY, max_anisotropic);
} else if (GLAD_GL_EXT_texture_filter_anisotropic) {
glSamplerParameterf(s, GL_TEXTURE_MAX_ANISOTROPY_EXT, max_anisotropic);
glSamplerParameterf(sampler_id, GL_TEXTURE_MAX_ANISOTROPY_EXT, max_anisotropic);
}
}
const float lod_min = static_cast<float>(config.min_lod_clamp.Value()) / 256.0f;
if (lod_min != min_lod) {
min_lod = lod_min;
glSamplerParameterf(s, GL_TEXTURE_MIN_LOD, min_lod);
if (const float min = config.GetMinLod(); min_lod != min) {
min_lod = min;
glSamplerParameterf(sampler_id, GL_TEXTURE_MIN_LOD, min_lod);
}
if (const float max = config.GetMaxLod(); max_lod != max) {
max_lod = max;
glSamplerParameterf(sampler_id, GL_TEXTURE_MAX_LOD, max_lod);
}
const float lod_max = static_cast<float>(config.max_lod_clamp.Value()) / 256.0f;
if (lod_max != max_lod) {
max_lod = lod_max;
glSamplerParameterf(s, GL_TEXTURE_MAX_LOD, max_lod);
}
const u32 bias = config.mip_lod_bias.Value();
// Sign extend the 13-bit value.
constexpr u32 mask = 1U << (13 - 1);
const float bias_lod = static_cast<s32>((bias ^ mask) - mask) / 256.f;
if (lod_bias != bias_lod) {
lod_bias = bias_lod;
glSamplerParameterf(s, GL_TEXTURE_LOD_BIAS, lod_bias);
if (const float bias = config.GetLodBias(); lod_bias != bias) {
lod_bias = bias;
glSamplerParameterf(sampler_id, GL_TEXTURE_LOD_BIAS, lod_bias);
}
}

5
src/video_core/renderer_opengl/gl_rasterizer.h
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@ -94,11 +94,12 @@ private:
private:
Tegra::Texture::TextureFilter mag_filter = Tegra::Texture::TextureFilter::Nearest;
Tegra::Texture::TextureFilter min_filter = Tegra::Texture::TextureFilter::Nearest;
Tegra::Texture::TextureMipmapFilter mip_filter = Tegra::Texture::TextureMipmapFilter::None;
Tegra::Texture::TextureMipmapFilter mipmap_filter =
Tegra::Texture::TextureMipmapFilter::None;
Tegra::Texture::WrapMode wrap_u = Tegra::Texture::WrapMode::ClampToEdge;
Tegra::Texture::WrapMode wrap_v = Tegra::Texture::WrapMode::ClampToEdge;
Tegra::Texture::WrapMode wrap_p = Tegra::Texture::WrapMode::ClampToEdge;
bool uses_depth_compare = false;
bool use_depth_compare = false;
Tegra::Texture::DepthCompareFunc depth_compare_func =
Tegra::Texture::DepthCompareFunc::Always;
GLvec4 border_color = {};

34
src/video_core/textures/texture.h
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@ -4,6 +4,7 @@
#pragma once
#include <array>
#include "common/assert.h"
#include "common/bit_field.h"
#include "common/common_funcs.h"
@ -293,7 +294,7 @@ struct TSCEntry {
union {
BitField<0, 2, TextureFilter> mag_filter;
BitField<4, 2, TextureFilter> min_filter;
BitField<6, 2, TextureMipmapFilter> mip_filter;
BitField<6, 2, TextureMipmapFilter> mipmap_filter;
BitField<9, 1, u32> cubemap_interface_filtering;
BitField<12, 13, u32> mip_lod_bias;
};
@ -306,10 +307,33 @@ struct TSCEntry {
BitField<12, 8, u32> srgb_border_color_g;
BitField<20, 8, u32> srgb_border_color_b;
};
float border_color_r;
float border_color_g;
float border_color_b;
float border_color_a;
std::array<f32, 4> border_color;
float GetMaxAnisotropy() const {
return static_cast<float>(1U << max_anisotropy);
}
float GetMinLod() const {
return static_cast<float>(min_lod_clamp) / 256.0f;
}
float GetMaxLod() const {
return static_cast<float>(max_lod_clamp) / 256.0f;
}
float GetLodBias() const {
// Sign extend the 13-bit value.
constexpr u32 mask = 1U << (13 - 1);
return static_cast<float>((mip_lod_bias ^ mask) - mask) / 256.0f;
}
std::array<float, 4> GetBorderColor() const {
if (srgb_conversion) {
return {srgb_border_color_r / 255.0f, srgb_border_color_g / 255.0f,
srgb_border_color_b / 255.0f, border_color[3]};
}
return border_color;
}
};
static_assert(sizeof(TSCEntry) == 0x20, "TSCEntry has wrong size");