dolphin/Source/Core/VideoBackends/OGL/FramebufferManager.cpp

636 lines
20 KiB
C++

// Copyright 2009 Dolphin Emulator Project
// Licensed under GPLv2+
// Refer to the license.txt file included.
#include "VideoBackends/OGL/FramebufferManager.h"
#include <memory>
#include <vector>
#include "Common/Common.h"
#include "Common/CommonTypes.h"
#include "Common/GL/GLContext.h"
#include "Common/Logging/Log.h"
#include "Common/MsgHandler.h"
#include "Core/HW/Memmap.h"
#include "VideoBackends/OGL/Render.h"
#include "VideoBackends/OGL/SamplerCache.h"
#include "VideoBackends/OGL/TextureConverter.h"
#include "VideoBackends/OGL/VertexManager.h"
#include "VideoCommon/OnScreenDisplay.h"
#include "VideoCommon/VertexShaderGen.h"
#include "VideoCommon/VideoBackendBase.h"
constexpr const char* GLSL_REINTERPRET_PIXELFMT_VS = R"GLSL(
flat out int layer;
void main(void) {
layer = 0;
vec2 rawpos = vec2(gl_VertexID & 1, gl_VertexID & 2);
gl_Position = vec4(rawpos* 2.0 - 1.0, 0.0, 1.0);
})GLSL";
constexpr const char* GLSL_SHADER_FS = R"GLSL(
#define MULTILAYER %d
#define MSAA %d
#if MSAA
#if MULTILAYER
SAMPLER_BINDING(9) uniform sampler2DMSArray samp9;
#else
SAMPLER_BINDING(9) uniform sampler2DMS samp9;
#endif
#else
SAMPLER_BINDING(9) uniform sampler2DArray samp9;
#endif
vec4 sampleEFB(ivec3 pos) {
#if MSAA
#if MULTILAYER
return texelFetch(samp9, pos, gl_SampleID);
#else
return texelFetch(samp9, pos.xy, gl_SampleID);
#endif
#else
return texelFetch(samp9, pos, 0);
#endif
})GLSL";
constexpr const char* GLSL_SAMPLE_EFB_FS = R"GLSL(
#define MULTILAYER %d
#if MULTILAYER
SAMPLER_BINDING(9) uniform sampler2DMSArray samp9;
#else
SAMPLER_BINDING(9) uniform sampler2DMS samp9;
#endif
vec4 sampleEFB(ivec3 pos) {
vec4 color = vec4(0.0, 0.0, 0.0, 0.0);
for (int i = 0; i < %d; i++)
#if MULTILAYER
color += texelFetch(samp9, pos, i);
#else
color += texelFetch(samp9, pos.xy, i);
#endif
return color / %d;
})GLSL";
constexpr const char* GLSL_RGBA6_TO_RGB8_FS = R"GLSL(
flat in int layer;
out vec4 ocol0;
void main() {
ivec4 src6 = ivec4(round(sampleEFB(ivec3(gl_FragCoord.xy, layer)) * 63.f));
ivec4 dst8;
dst8.r = (src6.r << 2) | (src6.g >> 4);
dst8.g = ((src6.g & 0xF) << 4) | (src6.b >> 2);
dst8.b = ((src6.b & 0x3) << 6) | src6.a;
dst8.a = 255;
ocol0 = float4(dst8) / 255.f;
})GLSL";
constexpr const char* GLSL_RGB8_TO_RGBA6_FS = R"GLSL(
flat in int layer;
out vec4 ocol0;
void main() {
ivec4 src8 = ivec4(round(sampleEFB(ivec3(gl_FragCoord.xy, layer)) * 255.f));
ivec4 dst6;
dst6.r = src8.r >> 2;
dst6.g = ((src8.r & 0x3) << 4) | (src8.g >> 4);
dst6.b = ((src8.g & 0xF) << 2) | (src8.b >> 6);
dst6.a = src8.b & 0x3F;
ocol0 = float4(dst6) / 63.f;
})GLSL";
constexpr const char* GLSL_GS = R"GLSL(
layout(triangles) in;
layout(triangle_strip, max_vertices = %d) out;
flat out int layer;
void main() {
for (int j = 0; j < %d; ++j) {
for (int i = 0; i < 3; ++i) {
layer = j;
gl_Layer = j;
gl_Position = gl_in[i].gl_Position;
EmitVertex();
}
EndPrimitive();
}
})GLSL";
constexpr const char* GLSL_EFB_POKE_VERTEX_VS = R"GLSL(
in vec2 rawpos;
in vec4 rawcolor0; // color
in int rawcolor1; // depth
out vec4 v_c;
out float v_z;
void main(void) {
gl_Position = vec4(((rawpos + 0.5) / vec2(640.0, 528.0) * 2.0 - 1.0) * vec2(1.0, -1.0), 0.0, 1.0);
gl_PointSize = %d.0 / 640.0;
v_c = rawcolor0.bgra;
v_z = float(rawcolor1 & 0xFFFFFF) / 16777216.0;
})GLSL";
constexpr const char* GLSL_EFB_POKE_PIXEL_FS = R"GLSL(
in vec4 %s_c;
in float %s_z;
out vec4 ocol0;
void main(void) {
ocol0 = %s_c;
gl_FragDepth = %s_z;
})GLSL";
constexpr const char* GLSL_EFB_POKE_GEOMETRY_GS = R"GLSL(
layout(points) in;
layout(points, max_vertices = %d) out;
in vec4 v_c[1];
in float v_z[1];
out vec4 g_c;
out float g_z;
void main() {
for (int j = 0; j < %d; ++j) {
gl_Layer = j;
gl_Position = gl_in[0].gl_Position;
gl_PointSize = %d.0 / 640.0;
g_c = v_c[0];
g_z = v_z[0];
EmitVertex();
EndPrimitive();
}
})GLSL";
namespace OGL
{
int FramebufferManager::m_targetWidth;
int FramebufferManager::m_targetHeight;
int FramebufferManager::m_msaaSamples;
bool FramebufferManager::m_enable_stencil_buffer;
GLenum FramebufferManager::m_textureType;
std::vector<GLuint> FramebufferManager::m_efbFramebuffer;
GLuint FramebufferManager::m_efbColor;
GLuint FramebufferManager::m_efbDepth;
GLuint FramebufferManager::m_efbColorSwap; // for hot swap when reinterpreting EFB pixel formats
// Only used in MSAA mode.
std::vector<GLuint> FramebufferManager::m_resolvedFramebuffer;
GLuint FramebufferManager::m_resolvedColorTexture;
GLuint FramebufferManager::m_resolvedDepthTexture;
// reinterpret pixel format
SHADER FramebufferManager::m_pixel_format_shaders[2];
// EFB pokes
GLuint FramebufferManager::m_EfbPokes_VBO;
GLuint FramebufferManager::m_EfbPokes_VAO;
SHADER FramebufferManager::m_EfbPokes;
GLuint FramebufferManager::CreateTexture(GLenum texture_type, GLenum internal_format,
GLenum pixel_format, GLenum data_type)
{
GLuint texture;
glActiveTexture(GL_TEXTURE9);
glGenTextures(1, &texture);
glBindTexture(texture_type, texture);
if (texture_type == GL_TEXTURE_2D_ARRAY)
{
glTexParameteri(texture_type, GL_TEXTURE_MAX_LEVEL, 0);
glTexImage3D(texture_type, 0, internal_format, m_targetWidth, m_targetHeight, m_EFBLayers, 0,
pixel_format, data_type, nullptr);
}
else if (texture_type == GL_TEXTURE_2D_MULTISAMPLE_ARRAY)
{
if (g_ogl_config.bSupports3DTextureStorageMultisample)
glTexStorage3DMultisample(texture_type, m_msaaSamples, internal_format, m_targetWidth,
m_targetHeight, m_EFBLayers, false);
else
glTexImage3DMultisample(texture_type, m_msaaSamples, internal_format, m_targetWidth,
m_targetHeight, m_EFBLayers, false);
}
else if (texture_type == GL_TEXTURE_2D_MULTISAMPLE)
{
if (g_ogl_config.bSupports2DTextureStorageMultisample)
glTexStorage2DMultisample(texture_type, m_msaaSamples, internal_format, m_targetWidth,
m_targetHeight, false);
else
glTexImage2DMultisample(texture_type, m_msaaSamples, internal_format, m_targetWidth,
m_targetHeight, false);
}
else
{
PanicAlert("Unhandled texture type %d", texture_type);
}
glBindTexture(texture_type, 0);
return texture;
}
void FramebufferManager::BindLayeredTexture(GLuint texture, const std::vector<GLuint>& framebuffers,
GLenum attachment, GLenum texture_type)
{
glBindFramebuffer(GL_FRAMEBUFFER, framebuffers[0]);
FramebufferTexture(GL_FRAMEBUFFER, attachment, texture_type, texture, 0);
// Bind all the other layers as separate FBOs for blitting.
for (unsigned int i = 1; i < m_EFBLayers; i++)
{
glBindFramebuffer(GL_FRAMEBUFFER, framebuffers[i]);
glFramebufferTextureLayer(GL_FRAMEBUFFER, attachment, texture, 0, i);
}
}
bool FramebufferManager::HasStencilBuffer()
{
return m_enable_stencil_buffer;
}
FramebufferManager::FramebufferManager(int targetWidth, int targetHeight, int msaaSamples,
bool enable_stencil_buffer)
{
m_efbColor = 0;
m_efbDepth = 0;
m_efbColorSwap = 0;
m_resolvedColorTexture = 0;
m_resolvedDepthTexture = 0;
m_targetWidth = targetWidth;
m_targetHeight = targetHeight;
m_msaaSamples = msaaSamples;
m_enable_stencil_buffer = enable_stencil_buffer;
// The EFB can be set to different pixel formats by the game through the
// BPMEM_ZCOMPARE register (which should probably have a different name).
// They are:
// - 24-bit RGB (8-bit components) with 24-bit Z
// - 24-bit RGBA (6-bit components) with 24-bit Z
// - Multisampled 16-bit RGB (5-6-5 format) with 16-bit Z
// We only use one EFB format here: 32-bit ARGB with 24-bit Z.
// Multisampling depends on user settings.
// The distinction becomes important for certain operations, i.e. the
// alpha channel should be ignored if the EFB does not have one.
glActiveTexture(GL_TEXTURE9);
m_EFBLayers = (g_ActiveConfig.stereo_mode != StereoMode::Off) ? 2 : 1;
m_efbFramebuffer.resize(m_EFBLayers);
m_resolvedFramebuffer.resize(m_EFBLayers);
GLenum depth_internal_format = GL_DEPTH_COMPONENT32F;
GLenum depth_pixel_format = GL_DEPTH_COMPONENT;
GLenum depth_data_type = GL_FLOAT;
if (m_enable_stencil_buffer)
{
depth_internal_format = GL_DEPTH32F_STENCIL8;
depth_pixel_format = GL_DEPTH_STENCIL;
depth_data_type = GL_FLOAT_32_UNSIGNED_INT_24_8_REV;
}
const bool multilayer = m_EFBLayers > 1;
if (m_msaaSamples <= 1)
{
m_textureType = GL_TEXTURE_2D_ARRAY;
}
else
{
// Only use a layered multisample texture if needed. Some drivers
// slow down significantly with single-layered multisample textures.
m_textureType = multilayer ? GL_TEXTURE_2D_MULTISAMPLE_ARRAY : GL_TEXTURE_2D_MULTISAMPLE;
// Although we are able to access the multisampled texture directly, we don't do it
// everywhere. The old way is to "resolve" this multisampled texture by copying it into a
// non-sampled texture. This would lead to an unneeded copy of the EFB, so we are going to
// avoid it. But as this job isn't done right now, we do need that texture for resolving:
GLenum resolvedType = GL_TEXTURE_2D_ARRAY;
m_resolvedColorTexture = CreateTexture(resolvedType, GL_RGBA8, GL_RGBA, GL_UNSIGNED_BYTE);
m_resolvedDepthTexture =
CreateTexture(resolvedType, depth_internal_format, depth_pixel_format, depth_data_type);
// Bind resolved textures to resolved framebuffer.
glGenFramebuffers(m_EFBLayers, m_resolvedFramebuffer.data());
BindLayeredTexture(m_resolvedColorTexture, m_resolvedFramebuffer, GL_COLOR_ATTACHMENT0,
resolvedType);
BindLayeredTexture(m_resolvedDepthTexture, m_resolvedFramebuffer, GL_DEPTH_ATTACHMENT,
resolvedType);
if (m_enable_stencil_buffer)
BindLayeredTexture(m_resolvedDepthTexture, m_resolvedFramebuffer, GL_STENCIL_ATTACHMENT,
resolvedType);
}
m_efbColor = CreateTexture(m_textureType, GL_RGBA8, GL_RGBA, GL_UNSIGNED_BYTE);
m_efbDepth =
CreateTexture(m_textureType, depth_internal_format, depth_pixel_format, depth_data_type);
m_efbColorSwap = CreateTexture(m_textureType, GL_RGBA8, GL_RGBA, GL_UNSIGNED_BYTE);
// Bind target textures to EFB framebuffer.
glGenFramebuffers(m_EFBLayers, m_efbFramebuffer.data());
BindLayeredTexture(m_efbColor, m_efbFramebuffer, GL_COLOR_ATTACHMENT0, m_textureType);
BindLayeredTexture(m_efbDepth, m_efbFramebuffer, GL_DEPTH_ATTACHMENT, m_textureType);
if (m_enable_stencil_buffer)
BindLayeredTexture(m_efbDepth, m_efbFramebuffer, GL_STENCIL_ATTACHMENT, m_textureType);
// EFB framebuffer is currently bound, make sure to clear it before use.
glViewport(0, 0, m_targetWidth, m_targetHeight);
glScissor(0, 0, m_targetWidth, m_targetHeight);
glClearColor(0.f, 0.f, 0.f, 0.f);
glClearDepthf(1.0f);
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
if (m_enable_stencil_buffer)
{
glClearStencil(0);
glClear(GL_STENCIL_BUFFER_BIT);
}
// reinterpret pixel format
std::string vs = GLSL_REINTERPRET_PIXELFMT_VS;
// The way to sample the EFB is based on the on the current configuration.
// As we use the same sampling way for both interpreting shaders, the sampling
// shader are generated first:
std::string sampler;
if (m_msaaSamples <= 1)
{
// non-msaa, so just fetch the pixel
sampler = StringFromFormat(GLSL_SHADER_FS, multilayer, false);
}
else if (g_ActiveConfig.backend_info.bSupportsSSAA)
{
// msaa + sample shading available, so just fetch the sample
// This will lead to sample shading, but it's the only way to not loose
// the values of each sample.
sampler = StringFromFormat(GLSL_SHADER_FS, multilayer, true);
}
else
{
// msaa without sample shading: calculate the mean value of the pixel
sampler = StringFromFormat(GLSL_SAMPLE_EFB_FS, multilayer, m_msaaSamples, m_msaaSamples);
}
std::string ps_rgba6_to_rgb8 = sampler + GLSL_RGBA6_TO_RGB8_FS;
std::string ps_rgb8_to_rgba6 = sampler + GLSL_RGB8_TO_RGBA6_FS;
std::string gs = StringFromFormat(GLSL_GS, m_EFBLayers * 3, m_EFBLayers);
ProgramShaderCache::CompileShader(m_pixel_format_shaders[0], vs, ps_rgb8_to_rgba6,
multilayer ? gs : "");
ProgramShaderCache::CompileShader(m_pixel_format_shaders[1], vs, ps_rgba6_to_rgb8,
multilayer ? gs : "");
const auto prefix = multilayer ? "g" : "v";
ProgramShaderCache::CompileShader(
m_EfbPokes, StringFromFormat(GLSL_EFB_POKE_VERTEX_VS, m_targetWidth),
StringFromFormat(GLSL_EFB_POKE_PIXEL_FS, prefix, prefix, prefix, prefix),
multilayer ?
StringFromFormat(GLSL_EFB_POKE_GEOMETRY_GS, m_EFBLayers, m_EFBLayers, m_targetWidth) :
"");
glGenBuffers(1, &m_EfbPokes_VBO);
glGenVertexArrays(1, &m_EfbPokes_VAO);
glBindBuffer(GL_ARRAY_BUFFER, m_EfbPokes_VBO);
glBindVertexArray(m_EfbPokes_VAO);
glEnableVertexAttribArray(SHADER_POSITION_ATTRIB);
glVertexAttribPointer(SHADER_POSITION_ATTRIB, 2, GL_UNSIGNED_SHORT, 0, sizeof(EfbPokeData),
(void*)offsetof(EfbPokeData, x));
glEnableVertexAttribArray(SHADER_COLOR0_ATTRIB);
glVertexAttribPointer(SHADER_COLOR0_ATTRIB, 4, GL_UNSIGNED_BYTE, 1, sizeof(EfbPokeData),
(void*)offsetof(EfbPokeData, data));
glEnableVertexAttribArray(SHADER_COLOR1_ATTRIB);
glVertexAttribIPointer(SHADER_COLOR1_ATTRIB, 1, GL_INT, sizeof(EfbPokeData),
(void*)offsetof(EfbPokeData, data));
glBindBuffer(GL_ARRAY_BUFFER,
static_cast<VertexManager*>(g_vertex_manager.get())->GetVertexBufferHandle());
if (!g_main_gl_context->IsGLES())
glEnable(GL_PROGRAM_POINT_SIZE);
}
FramebufferManager::~FramebufferManager()
{
glBindFramebuffer(GL_FRAMEBUFFER, 0);
GLuint glObj[3];
// Note: OpenGL deletion functions silently ignore parameters of "0".
glDeleteFramebuffers(m_EFBLayers, m_efbFramebuffer.data());
glDeleteFramebuffers(m_EFBLayers, m_resolvedFramebuffer.data());
// Required, as these are static class members
m_efbFramebuffer.clear();
m_resolvedFramebuffer.clear();
glObj[0] = m_resolvedColorTexture;
glObj[1] = m_resolvedDepthTexture;
glDeleteTextures(2, glObj);
m_resolvedColorTexture = 0;
m_resolvedDepthTexture = 0;
glObj[0] = m_efbColor;
glObj[1] = m_efbDepth;
glObj[2] = m_efbColorSwap;
glDeleteTextures(3, glObj);
m_efbColor = 0;
m_efbDepth = 0;
m_efbColorSwap = 0;
// reinterpret pixel format
m_pixel_format_shaders[0].Destroy();
m_pixel_format_shaders[1].Destroy();
// EFB pokes
glDeleteBuffers(1, &m_EfbPokes_VBO);
glDeleteVertexArrays(1, &m_EfbPokes_VAO);
m_EfbPokes_VBO = 0;
m_EfbPokes_VAO = 0;
m_EfbPokes.Destroy();
}
GLuint FramebufferManager::GetEFBColorTexture(const EFBRectangle& sourceRc)
{
if (m_msaaSamples <= 1)
{
return m_efbColor;
}
else
{
// Transfer the EFB to a resolved texture. EXT_framebuffer_blit is
// required.
TargetRectangle targetRc = g_renderer->ConvertEFBRectangle(sourceRc);
targetRc.ClampUL(0, 0, m_targetWidth, m_targetHeight);
// Resolve.
for (unsigned int i = 0; i < m_EFBLayers; i++)
{
glBindFramebuffer(GL_READ_FRAMEBUFFER, m_efbFramebuffer[i]);
glBindFramebuffer(GL_DRAW_FRAMEBUFFER, m_resolvedFramebuffer[i]);
glBlitFramebuffer(targetRc.left, targetRc.top, targetRc.right, targetRc.bottom, targetRc.left,
targetRc.top, targetRc.right, targetRc.bottom, GL_COLOR_BUFFER_BIT,
GL_NEAREST);
}
// Return to EFB.
glBindFramebuffer(GL_FRAMEBUFFER, m_efbFramebuffer[0]);
return m_resolvedColorTexture;
}
}
GLuint FramebufferManager::GetEFBDepthTexture(const EFBRectangle& sourceRc)
{
if (m_msaaSamples <= 1)
{
return m_efbDepth;
}
else
{
// Transfer the EFB to a resolved texture.
TargetRectangle targetRc = g_renderer->ConvertEFBRectangle(sourceRc);
targetRc.ClampUL(0, 0, m_targetWidth, m_targetHeight);
// Resolve.
for (unsigned int i = 0; i < m_EFBLayers; i++)
{
glBindFramebuffer(GL_READ_FRAMEBUFFER, m_efbFramebuffer[i]);
glBindFramebuffer(GL_DRAW_FRAMEBUFFER, m_resolvedFramebuffer[i]);
glBlitFramebuffer(targetRc.left, targetRc.top, targetRc.right, targetRc.bottom, targetRc.left,
targetRc.top, targetRc.right, targetRc.bottom, GL_DEPTH_BUFFER_BIT,
GL_NEAREST);
}
// Return to EFB.
glBindFramebuffer(GL_FRAMEBUFFER, m_efbFramebuffer[0]);
return m_resolvedDepthTexture;
}
}
void FramebufferManager::ResolveEFBStencilTexture()
{
if (m_msaaSamples <= 1)
return;
// Resolve.
for (unsigned int i = 0; i < m_EFBLayers; i++)
{
glBindFramebuffer(GL_READ_FRAMEBUFFER, m_efbFramebuffer[i]);
glBindFramebuffer(GL_DRAW_FRAMEBUFFER, m_resolvedFramebuffer[i]);
glBlitFramebuffer(0, 0, m_targetWidth, m_targetHeight, 0, 0, m_targetWidth, m_targetHeight,
GL_STENCIL_BUFFER_BIT, GL_NEAREST);
}
// Return to EFB.
glBindFramebuffer(GL_FRAMEBUFFER, m_efbFramebuffer[0]);
}
GLuint FramebufferManager::GetResolvedFramebuffer()
{
if (m_msaaSamples <= 1)
return m_efbFramebuffer[0];
return m_resolvedFramebuffer[0];
}
void FramebufferManager::SetFramebuffer(GLuint fb)
{
glBindFramebuffer(GL_FRAMEBUFFER, fb != 0 ? fb : GetEFBFramebuffer());
}
void FramebufferManager::FramebufferTexture(GLenum target, GLenum attachment, GLenum textarget,
GLuint texture, GLint level)
{
if (textarget == GL_TEXTURE_2D_ARRAY || textarget == GL_TEXTURE_2D_MULTISAMPLE_ARRAY)
{
if (m_EFBLayers > 1)
glFramebufferTexture(target, attachment, texture, level);
else
glFramebufferTextureLayer(target, attachment, texture, level, 0);
}
else
{
glFramebufferTexture2D(target, attachment, textarget, texture, level);
}
}
// Apply AA if enabled
GLuint FramebufferManager::ResolveAndGetRenderTarget(const EFBRectangle& source_rect)
{
return GetEFBColorTexture(source_rect);
}
GLuint FramebufferManager::ResolveAndGetDepthTarget(const EFBRectangle& source_rect)
{
return GetEFBDepthTexture(source_rect);
}
void FramebufferManager::ReinterpretPixelData(unsigned int convtype)
{
g_renderer->ResetAPIState();
GLuint src_texture = 0;
// We aren't allowed to render and sample the same texture in one draw call,
// so we have to create a new texture and overwrite it completely.
// To not allocate one big texture every time, we've allocated two on
// initialization and just swap them here:
src_texture = m_efbColor;
m_efbColor = m_efbColorSwap;
m_efbColorSwap = src_texture;
FramebufferTexture(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, m_textureType, m_efbColor, 0);
glViewport(0, 0, m_targetWidth, m_targetHeight);
glActiveTexture(GL_TEXTURE9);
glBindTexture(m_textureType, src_texture);
g_sampler_cache->BindNearestSampler(9);
m_pixel_format_shaders[convtype ? 1 : 0].Bind();
ProgramShaderCache::BindVertexFormat(nullptr);
glDrawArrays(GL_TRIANGLE_STRIP, 0, 4);
glBindTexture(m_textureType, 0);
g_renderer->RestoreAPIState();
}
void FramebufferManager::PokeEFB(EFBAccessType type, const EfbPokeData* points, size_t num_points)
{
g_renderer->ResetAPIState();
if (type == EFBAccessType::PokeZ)
{
glDepthMask(GL_TRUE);
glColorMask(GL_FALSE, GL_FALSE, GL_FALSE, GL_FALSE);
glEnable(GL_DEPTH_TEST);
glDepthFunc(GL_ALWAYS);
}
glBindVertexArray(m_EfbPokes_VAO);
glBindBuffer(GL_ARRAY_BUFFER, m_EfbPokes_VBO);
glBufferData(GL_ARRAY_BUFFER, sizeof(EfbPokeData) * num_points, points, GL_STREAM_DRAW);
m_EfbPokes.Bind();
glViewport(0, 0, m_targetWidth, m_targetHeight);
glDrawArrays(GL_POINTS, 0, (GLsizei)num_points);
glBindBuffer(GL_ARRAY_BUFFER,
static_cast<VertexManager*>(g_vertex_manager.get())->GetVertexBufferHandle());
g_renderer->RestoreAPIState();
// TODO: Could just update the EFB cache with the new value
ClearEFBCache();
}
} // namespace OGL