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pcsx2/plugins/GSdx/GSDeviceOGL.cpp

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/*
* Copyright (C) 2011-2013 Gregory hainaut
* Copyright (C) 2007-2009 Gabest
*
* This Program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2, or (at your option)
* any later version.
*
* This Program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with GNU Make; see the file COPYING. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA USA.
* http://www.gnu.org/copyleft/gpl.html
*
*/
#include "stdafx.h"
#include "GSDeviceOGL.h"
#include "GLState.h"
#include "res/glsl_source.h"
//#define LOUD_DEBUGGING
//#define PRINT_FRAME_NUMBER
//#define ONLY_LINES
static uint32 g_draw_count = 0;
static uint32 g_frame_count = 1;
static const uint32 g_merge_cb_index = 10;
static const uint32 g_interlace_cb_index = 11;
static const uint32 g_shadeboost_cb_index = 12;
static const uint32 g_fxaa_cb_index = 13;
GSDeviceOGL::GSDeviceOGL()
: m_free_window(false)
, m_window(NULL)
, m_fbo(0)
, m_fbo_read(0)
, m_vb_sr(NULL)
, m_shader(NULL)
{
memset(&m_merge_obj, 0, sizeof(m_merge_obj));
memset(&m_interlace, 0, sizeof(m_interlace));
memset(&m_convert, 0, sizeof(m_convert));
memset(&m_date, 0, sizeof(m_date));
memset(&m_state, 0, sizeof(m_state));
GLState::Clear();
// Reset the debug file
#ifdef ENABLE_OGL_DEBUG
FILE* f = fopen("Debug.txt","w");
fclose(f);
#endif
}
GSDeviceOGL::~GSDeviceOGL()
{
// If the create function wasn't called nothing to do.
if (m_shader == NULL)
return;
// Clean vertex buffer state
delete (m_vb_sr);
// Clean m_merge_obj
for (uint32 i = 0; i < 2; i++)
m_shader->Delete(m_merge_obj.ps[i]);
delete (m_merge_obj.cb);
delete (m_merge_obj.bs);
// Clean m_interlace
for (uint32 i = 0; i < 2; i++)
m_shader->Delete(m_interlace.ps[i]);
delete (m_interlace.cb);
// Clean m_convert
m_shader->Delete(m_convert.vs);
for (uint32 i = 0; i < 2; i++)
m_shader->Delete(m_convert.ps[i]);
delete m_convert.dss;
delete m_convert.bs;
// Clean m_fxaa
delete m_fxaa.cb;
m_shader->Delete(m_fxaa.ps);
// Clean m_date
delete m_date.dss;
delete m_date.bs;
// Clean shadeboost
delete m_shadeboost.cb;
m_shader->Delete(m_shadeboost.ps);
// Clean various opengl allocation
gl_DeleteFramebuffers(1, &m_fbo);
gl_DeleteFramebuffers(1, &m_fbo_read);
// Delete HW FX
delete m_vs_cb;
delete m_ps_cb;
gl_DeleteSamplers(1, &m_palette_ss);
delete m_vb;
m_shader->Delete(m_apitrace);
for (uint32 key = 0; key < VSSelector::size(); key++) m_shader->Delete(m_vs[key]);
m_shader->Delete(m_gs);
for (auto it = m_ps.begin(); it != m_ps.end() ; it++) m_shader->Delete(it->second);
m_ps.clear();
gl_DeleteSamplers(PSSamplerSelector::size(), m_ps_ss);
for (uint32 key = 0; key < OMDepthStencilSelector::size(); key++) delete m_om_dss[key];
for (auto it = m_om_bs.begin(); it != m_om_bs.end(); it++) delete it->second;
m_om_bs.clear();
PboPool::Destroy();
// Must be done after the destruction of all shader/program objects
delete m_shader;
m_shader = NULL;
}
GSTexture* GSDeviceOGL::CreateSurface(int type, int w, int h, bool msaa, int format)
{
// A wrapper to call GSTextureOGL, with the different kind of parameter
GSTextureOGL* t = NULL;
t = new GSTextureOGL(type, w, h, format, m_fbo_read);
switch(type)
{
case GSTexture::RenderTarget:
ClearRenderTarget(t, 0);
break;
case GSTexture::DepthStencil:
ClearDepth(t, 0);
// No need to clear the stencil now.
break;
}
return t;
}
GSTexture* GSDeviceOGL::FetchSurface(int type, int w, int h, bool msaa, int format)
{
return GSDevice::FetchSurface(type, w, h, false, format);
}
bool GSDeviceOGL::Create(GSWnd* wnd)
{
if (m_window == NULL) {
if (!GLLoader::check_gl_version(3, 0)) return false;
if (!GLLoader::check_gl_supported_extension()) return false;
}
m_window = wnd;
// ****************************************************************
// Various object
// ****************************************************************
m_shader = new GSShaderOGL(!!theApp.GetConfig("debug_ogl_shader", 1));
gl_GenFramebuffers(1, &m_fbo);
gl_GenFramebuffers(1, &m_fbo_read);
// ****************************************************************
// Vertex buffer state
// ****************************************************************
GSInputLayoutOGL il_convert[2] =
{
{0, 4, GL_FLOAT, GL_FALSE, sizeof(GSVertexPT1), (const GLvoid*)offsetof(struct GSVertexPT1, p) },
{1, 2, GL_FLOAT, GL_FALSE, sizeof(GSVertexPT1), (const GLvoid*)offsetof(struct GSVertexPT1, t) },
};
m_vb_sr = new GSVertexBufferStateOGL(sizeof(GSVertexPT1), il_convert, countof(il_convert));
// ****************************************************************
// Texture unit state
// ****************************************************************
// By default use unit 3 for texture modification
// unit 0-2 will allocated to shader input
gl_ActiveTexture(GL_TEXTURE0 + 3);
// ****************************************************************
// Pre Generate the different sampler object
// ****************************************************************
for (uint32 key = 0; key < PSSamplerSelector::size(); key++)
m_ps_ss[key] = CreateSampler(PSSamplerSelector(key));
// ****************************************************************
// convert
// ****************************************************************
m_convert.vs = m_shader->Compile("convert.glsl", "vs_main", GL_VERTEX_SHADER, convert_glsl);
for(size_t i = 0; i < countof(m_convert.ps); i++)
m_convert.ps[i] = m_shader->Compile("convert.glsl", format("ps_main%d", i), GL_FRAGMENT_SHADER, convert_glsl);
// Note the following object are initialized to 0 so disabled.
// Note: maybe enable blend with a factor of 1
// m_convert.dss, m_convert.bs
PSSamplerSelector point;
m_convert.pt = GetSamplerID(point);
PSSamplerSelector bilinear;
bilinear.ltf = true;
m_convert.ln = GetSamplerID(bilinear);
m_convert.dss = new GSDepthStencilOGL();
m_convert.bs = new GSBlendStateOGL();
// ****************************************************************
// merge
// ****************************************************************
m_merge_obj.cb = new GSUniformBufferOGL(g_merge_cb_index, sizeof(MergeConstantBuffer));
for(size_t i = 0; i < countof(m_merge_obj.ps); i++)
m_merge_obj.ps[i] = m_shader->Compile("merge.glsl", format("ps_main%d", i), GL_FRAGMENT_SHADER, merge_glsl);
m_merge_obj.bs = new GSBlendStateOGL();
m_merge_obj.bs->EnableBlend();
m_merge_obj.bs->SetRGB(GL_FUNC_ADD, GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
// ****************************************************************
// interlace
// ****************************************************************
m_interlace.cb = new GSUniformBufferOGL(g_interlace_cb_index, sizeof(InterlaceConstantBuffer));
for(size_t i = 0; i < countof(m_interlace.ps); i++)
m_interlace.ps[i] = m_shader->Compile("interlace.glsl", format("ps_main%d", i), GL_FRAGMENT_SHADER, interlace_glsl);
// ****************************************************************
// Shade boost
// ****************************************************************
m_shadeboost.cb = new GSUniformBufferOGL(g_shadeboost_cb_index, sizeof(ShadeBoostConstantBuffer));
int ShadeBoost_Contrast = theApp.GetConfig("ShadeBoost_Contrast", 50);
int ShadeBoost_Brightness = theApp.GetConfig("ShadeBoost_Brightness", 50);
int ShadeBoost_Saturation = theApp.GetConfig("ShadeBoost_Saturation", 50);
std::string shade_macro = format("#define SB_SATURATION %d.0\n", ShadeBoost_Saturation)
+ format("#define SB_BRIGHTNESS %d.0\n", ShadeBoost_Brightness)
+ format("#define SB_CONTRAST %d.0\n", ShadeBoost_Contrast);
m_shadeboost.ps = m_shader->Compile("shadeboost.glsl", "ps_main", GL_FRAGMENT_SHADER, shadeboost_glsl, shade_macro);
// ****************************************************************
// rasterization configuration
// ****************************************************************
#ifndef ENABLE_GLES
glPolygonMode(GL_FRONT_AND_BACK, GL_FILL);
#endif
glDisable(GL_CULL_FACE);
glEnable(GL_SCISSOR_TEST);
// FIXME enable it when multisample code will be here
// DX: rd.MultisampleEnable = true;
#ifndef ENABLE_GLES
glDisable(GL_MULTISAMPLE);
#endif
#ifdef ONLY_LINES
glLineWidth(5.0);
glPolygonMode(GL_FRONT_AND_BACK, GL_LINE);
#endif
// Hum I don't know for those options but let's hope there are not activated
#if 0
rd.FrontCounterClockwise = false;
rd.DepthBias = false;
rd.DepthBiasClamp = 0;
rd.SlopeScaledDepthBias = 0;
rd.DepthClipEnable = false; // ???
rd.AntialiasedLineEnable = false;
#endif
// ****************************************************************
// fxaa
// ****************************************************************
std::string fxaa_macro = "#define FXAA_GLSL_130 1\n";
if (GLLoader::found_GL_ARB_gpu_shader5) {
// This extension become core on openGL4
fxaa_macro += "#extension GL_ARB_gpu_shader5 : enable\n";
fxaa_macro += "#define FXAA_GATHER4_ALPHA 1\n";
}
m_fxaa.cb = new GSUniformBufferOGL(g_fxaa_cb_index, sizeof(FXAAConstantBuffer));
m_fxaa.ps = m_shader->Compile("fxaa.fx", "ps_main", GL_FRAGMENT_SHADER, fxaa_fx, fxaa_macro);
// ****************************************************************
// DATE
// ****************************************************************
m_date.dss = new GSDepthStencilOGL();
m_date.dss->EnableStencil();
m_date.dss->SetStencil(GL_ALWAYS, GL_REPLACE);
m_date.bs = new GSBlendStateOGL();
// FIXME impact image load?
//#ifndef ENABLE_OGL_STENCIL_DEBUG
// // Only keep stencil data
// m_date.bs->SetMask(false, false, false, false);
//#endif
// ****************************************************************
// HW renderer shader
// ****************************************************************
CreateTextureFX();
// ****************************************************************
// Pbo Pool allocation
// ****************************************************************
PboPool::Init();
// ****************************************************************
// Finish window setup and backbuffer
// ****************************************************************
if(!GSDevice::Create(wnd))
return false;
GSVector4i rect = wnd->GetClientRect();
Reset(rect.z, rect.w);
return true;
}
bool GSDeviceOGL::Reset(int w, int h)
{
if(!GSDevice::Reset(w, h))
return false;
// TODO
// Opengl allocate the backbuffer with the window. The render is done in the backbuffer when
// there isn't any FBO. Only a dummy texture is created to easily detect when the rendering is done
// in the backbuffer
m_backbuffer = new GSTextureOGL(GSTextureOGL::Backbuffer, w, h, 0, m_fbo_read);
return true;
}
void GSDeviceOGL::SetVSync(bool enable)
{
m_wnd->SetVSync(enable);
}
void GSDeviceOGL::Flip()
{
// FIXME: disable it when code is working
#ifdef ENABLE_OGL_DEBUG
CheckDebugLog();
#endif
m_wnd->Flip();
#ifdef PRINT_FRAME_NUMBER
fprintf(stderr, "Draw %d (Frame %d)\n", g_draw_count, g_frame_count);
#endif
#if defined(ENABLE_OGL_DEBUG) || defined(PRINT_FRAME_NUMBER)
g_frame_count++;
#endif
}
void GSDeviceOGL::BeforeDraw()
{
m_shader->UseProgram();
//#ifdef ENABLE_OGL_STENCIL_DEBUG
// if (m_date.t)
// static_cast<GSTextureOGL*>(m_date.t)->Save(format("/tmp/date_before_%04ld.csv", g_draw_count));
//#endif
}
void GSDeviceOGL::AfterDraw()
{
//#ifdef ENABLE_OGL_STENCIL_DEBUG
// if (m_date.t)
// static_cast<GSTextureOGL*>(m_date.t)->Save(format("/tmp/date_after_%04ld.csv", g_draw_count));
//#endif
#if defined(ENABLE_OGL_DEBUG) || defined(PRINT_FRAME_NUMBER) || defined(ENABLE_OGL_STENCIL_DEBUG)
g_draw_count++;
#endif
}
void GSDeviceOGL::DrawPrimitive()
{
BeforeDraw();
m_state.vb->DrawPrimitive();
AfterDraw();
}
void GSDeviceOGL::DrawIndexedPrimitive()
{
BeforeDraw();
m_state.vb->DrawIndexedPrimitive();
AfterDraw();
}
void GSDeviceOGL::DrawIndexedPrimitive(int offset, int count)
{
ASSERT(offset + count <= (int)m_index.count);
BeforeDraw();
m_state.vb->DrawIndexedPrimitive(offset, count);
AfterDraw();
}
void GSDeviceOGL::ClearRenderTarget(GSTexture* t, const GSVector4& c)
{
if (GLLoader::found_GL_ARB_clear_texture) {
static_cast<GSTextureOGL*>(t)->Clear((const void*)&c);
} else {
glDisable(GL_SCISSOR_TEST);
if (static_cast<GSTextureOGL*>(t)->IsBackbuffer()) {
OMSetFBO(0);
// glDrawBuffer(GL_BACK); // this is the default when there is no FB
// 0 will select the first drawbuffer ie GL_BACK
gl_ClearBufferfv(GL_COLOR, 0, c.v);
} else {
OMSetFBO(m_fbo);
OMSetWriteBuffer();
OMAttachRt(static_cast<GSTextureOGL*>(t)->GetID());
gl_ClearBufferfv(GL_COLOR, 0, c.v);
}
glEnable(GL_SCISSOR_TEST);
}
}
void GSDeviceOGL::ClearRenderTarget(GSTexture* t, uint32 c)
{
GSVector4 color = GSVector4::rgba32(c) * (1.0f / 255);
ClearRenderTarget(t, color);
}
void GSDeviceOGL::ClearRenderTarget_ui(GSTexture* t, uint32 c)
{
if (GLLoader::found_GL_ARB_clear_texture) {
static_cast<GSTextureOGL*>(t)->Clear((const void*)&c);
} else {
uint32 col[4] = {c, c, c, c};
glDisable(GL_SCISSOR_TEST);
OMSetFBO(m_fbo);
OMSetWriteBuffer();
OMAttachRt(static_cast<GSTextureOGL*>(t)->GetID());
gl_ClearBufferuiv(GL_COLOR, 0, col);
glEnable(GL_SCISSOR_TEST);
}
}
void GSDeviceOGL::ClearDepth(GSTexture* t, float c)
{
// TODO is it possible with GL44 ClearTexture?
// It is seriously not clear if we can clear only the depth
if (GLLoader::found_GL_ARB_clear_texture) {
gl_ClearTexImage(static_cast<GSTextureOGL*>(t)->GetID(), 0, GL_DEPTH_STENCIL, GL_FLOAT, &c);
} else {
OMSetFBO(m_fbo);
OMSetWriteBuffer();
OMAttachDs(static_cast<GSTextureOGL*>(t)->GetID());
glDisable(GL_SCISSOR_TEST);
if (GLState::depth_mask) {
gl_ClearBufferfv(GL_DEPTH, 0, &c);
} else {
glDepthMask(true);
gl_ClearBufferfv(GL_DEPTH, 0, &c);
glDepthMask(false);
}
glEnable(GL_SCISSOR_TEST);
}
}
void GSDeviceOGL::ClearStencil(GSTexture* t, uint8 c)
{
// TODO is it possible with GL44 ClearTexture?
// It is seriously not clear if we can clear only the stencil
if (GLLoader::found_GL_ARB_clear_texture) {
gl_ClearTexImage(static_cast<GSTextureOGL*>(t)->GetID(), 0, GL_DEPTH_STENCIL, GL_BYTE, &c);
} else {
OMSetFBO(m_fbo);
OMSetWriteBuffer();
OMAttachDs(static_cast<GSTextureOGL*>(t)->GetID());
GLint color = c;
glDisable(GL_SCISSOR_TEST);
gl_ClearBufferiv(GL_STENCIL, 0, &color);
glEnable(GL_SCISSOR_TEST);
}
}
GLuint GSDeviceOGL::CreateSampler(PSSamplerSelector sel)
{
return CreateSampler(sel.ltf, sel.tau, sel.tav);
}
GLuint GSDeviceOGL::CreateSampler(bool bilinear, bool tau, bool tav)
{
GLuint sampler;
gl_GenSamplers(1, &sampler);
if (bilinear) {
gl_SamplerParameteri(sampler, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
gl_SamplerParameteri(sampler, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
} else {
gl_SamplerParameteri(sampler, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
gl_SamplerParameteri(sampler, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
}
// FIXME ensure U -> S, V -> T and W->R
if (tau)
gl_SamplerParameteri(sampler, GL_TEXTURE_WRAP_S, GL_REPEAT);
else
gl_SamplerParameteri(sampler, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
if (tav)
gl_SamplerParameteri(sampler, GL_TEXTURE_WRAP_T, GL_REPEAT);
else
gl_SamplerParameteri(sampler, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
gl_SamplerParameteri(sampler, GL_TEXTURE_WRAP_R, GL_CLAMP_TO_EDGE);
// FIXME which value for GL_TEXTURE_MIN_LOD
gl_SamplerParameterf(sampler, GL_TEXTURE_MAX_LOD, FLT_MAX);
// FIXME: seems there is 2 possibility in opengl
// DX: sd.ComparisonFunc = D3D11_COMPARISON_NEVER;
// gl_SamplerParameteri(sampler, GL_TEXTURE_COMPARE_MODE, GL_NONE);
gl_SamplerParameteri(sampler, GL_TEXTURE_COMPARE_MODE, GL_COMPARE_REF_TO_TEXTURE);
gl_SamplerParameteri(sampler, GL_TEXTURE_COMPARE_FUNC, GL_NEVER);
// FIXME: need ogl extension sd.MaxAnisotropy = 16;
return sampler;
}
void GSDeviceOGL::InitPrimDateTexture(int w, int h)
{
// Create a texture to avoid the useless clean@0
if (m_date.t == NULL)
m_date.t = CreateTexture(w, h, GL_R32I);
ClearRenderTarget_ui(m_date.t, 0x0FFFFFFF);
#ifdef ENABLE_OGL_STENCIL_DEBUG
gl_ActiveTexture(GL_TEXTURE0 + 5);
glBindTexture(GL_TEXTURE_2D, static_cast<GSTextureOGL*>(m_date.t)->GetID());
// Get back to the expected active texture unit
gl_ActiveTexture(GL_TEXTURE0 + 3);
#endif
BindDateTexture();
}
void GSDeviceOGL::BindDateTexture()
{
// TODO: multibind?
// GLuint textures[1] = {static_cast<GSTextureOGL*>(m_date.t)->GetID()};
// gl_BindImageTextures(0, 1, textures);
//gl_BindImageTexture(0, 0, 0, true, 0, GL_READ_WRITE, GL_R32I);
gl_BindImageTexture(0, static_cast<GSTextureOGL*>(m_date.t)->GetID(), 0, false, 0, GL_READ_WRITE, GL_R32I);
}
void GSDeviceOGL::RecycleDateTexture()
{
if (m_date.t) {
#ifdef ENABLE_OGL_STENCIL_DEBUG
//static_cast<GSTextureOGL*>(m_date.t)->Save(format("/tmp/date_adv_%04ld.csv", g_draw_count));
#endif
// FIXME invalidate data
Recycle(m_date.t);
m_date.t = NULL;
}
}
void GSDeviceOGL::Barrier(GLbitfield b)
{
gl_MemoryBarrier(b);
//#ifdef ENABLE_OGL_STENCIL_DEBUG
// if (m_date.t)
// static_cast<GSTextureOGL*>(m_date.t)->Save(format("/tmp/barrier_%04ld.csv", g_draw_count));
//#endif
}
/* Note: must be here because tfx_glsl is static */
GLuint GSDeviceOGL::CompileVS(VSSelector sel)
{
std::string macro = format("#define VS_BPPZ %d\n", sel.bppz)
+ format("#define VS_LOGZ %d\n", sel.logz)
+ format("#define VS_TME %d\n", sel.tme)
+ format("#define VS_FST %d\n", sel.fst)
;
return m_shader->Compile("tfx.glsl", "vs_main", GL_VERTEX_SHADER, tfx_glsl, macro);
}
/* Note: must be here because tfx_glsl is static */
GLuint GSDeviceOGL::CompileGS()
{
#ifdef ENABLE_GLES
return 0;
#else
return m_shader->Compile("tfx.glsl", "gs_main", GL_GEOMETRY_SHADER, tfx_glsl, "");
#endif
}
/* Note: must be here because tfx_glsl is static */
GLuint GSDeviceOGL::CompilePS(PSSelector sel)
{
std::string macro = format("#define PS_FST %d\n", sel.fst)
+ format("#define PS_WMS %d\n", sel.wms)
+ format("#define PS_WMT %d\n", sel.wmt)
+ format("#define PS_FMT %d\n", sel.fmt)
+ format("#define PS_AEM %d\n", sel.aem)
+ format("#define PS_TFX %d\n", sel.tfx)
+ format("#define PS_TCC %d\n", sel.tcc)
+ format("#define PS_ATST %d\n", sel.atst)
+ format("#define PS_FOG %d\n", sel.fog)
+ format("#define PS_CLR1 %d\n", sel.clr1)
+ format("#define PS_FBA %d\n", sel.fba)
+ format("#define PS_AOUT %d\n", sel.aout)
+ format("#define PS_LTF %d\n", sel.ltf)
+ format("#define PS_COLCLIP %d\n", sel.colclip)
+ format("#define PS_DATE %d\n", sel.date)
+ format("#define PS_SPRITEHACK %d\n", sel.spritehack)
+ format("#define PS_TCOFFSETHACK %d\n", sel.tcoffsethack)
+ format("#define PS_POINT_SAMPLER %d\n", sel.point_sampler)
+ format("#define PS_IIP %d\n", sel.iip)
;
return m_shader->Compile("tfx.glsl", "ps_main", GL_FRAGMENT_SHADER, tfx_glsl, macro);
}
GSTexture* GSDeviceOGL::CreateRenderTarget(int w, int h, bool msaa, int format)
{
return GSDevice::CreateRenderTarget(w, h, msaa, format ? format : GL_RGBA8);
}
GSTexture* GSDeviceOGL::CreateDepthStencil(int w, int h, bool msaa, int format)
{
return GSDevice::CreateDepthStencil(w, h, msaa, format ? format : GL_DEPTH32F_STENCIL8);
}
GSTexture* GSDeviceOGL::CreateTexture(int w, int h, int format)
{
return GSDevice::CreateTexture(w, h, format ? format : GL_RGBA8);
}
GSTexture* GSDeviceOGL::CreateOffscreen(int w, int h, int format)
{
return GSDevice::CreateOffscreen(w, h, format ? format : GL_RGBA8);
}
// blit a texture into an offscreen buffer
GSTexture* GSDeviceOGL::CopyOffscreen(GSTexture* src, const GSVector4& sr, int w, int h, int format)
{
ASSERT(src);
ASSERT(format == GL_RGBA8 || format == GL_R16UI);
if(format == 0) format = GL_RGBA8;
if(format != GL_RGBA8 && format != GL_R16UI) return NULL;
GSTexture* dst = CreateOffscreen(w, h, format);
GSVector4 dr(0, 0, w, h);
StretchRect(src, sr, dst, dr, m_convert.ps[format == GL_R16UI ? 1 : 0]);
return dst;
}
// Copy a sub part of a texture into another
// Several question to answer did texture have same size?
// From a sub-part to the same sub-part
// From a sub-part to a full texture
void GSDeviceOGL::CopyRect(GSTexture* st, GSTexture* dt, const GSVector4i& r)
{
ASSERT(st && dt);
if (GLLoader::found_GL_ARB_copy_image) {
#ifndef ENABLE_GLES
gl_CopyImageSubData( static_cast<GSTextureOGL*>(st)->GetID(), GL_TEXTURE_2D,
0, r.x, r.y, 0,
static_cast<GSTextureOGL*>(dt)->GetID(), GL_TEXTURE_2D,
0, r.x, r.y, 0,
r.width(), r.height(), 1);
#endif
} else {
GSTextureOGL* st_ogl = (GSTextureOGL*) st;
GSTextureOGL* dt_ogl = (GSTextureOGL*) dt;
gl_BindFramebuffer(GL_READ_FRAMEBUFFER, m_fbo_read);
gl_FramebufferTexture2D(GL_READ_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, static_cast<GSTextureOGL*>(st_ogl)->GetID(), 0);
glReadBuffer(GL_COLOR_ATTACHMENT0);
dt_ogl->EnableUnit();
glCopyTexSubImage2D(GL_TEXTURE_2D, 0, r.x, r.y, r.x, r.y, r.width(), r.height());
gl_BindFramebuffer(GL_READ_FRAMEBUFFER, 0);
}
}
void GSDeviceOGL::StretchRect(GSTexture* st, const GSVector4& sr, GSTexture* dt, const GSVector4& dr, int shader, bool linear)
{
StretchRect(st, sr, dt, dr, m_convert.ps[shader], linear);
}
void GSDeviceOGL::StretchRect(GSTexture* st, const GSVector4& sr, GSTexture* dt, const GSVector4& dr, GLuint ps, bool linear)
{
StretchRect(st, sr, dt, dr, ps, m_convert.bs, linear);
}
void GSDeviceOGL::StretchRect(GSTexture* st, const GSVector4& sr, GSTexture* dt, const GSVector4& dr, GLuint ps, GSBlendStateOGL* bs, bool linear)
{
if(!st || !dt)
{
ASSERT(0);
return;
}
// ************************************
// Init
// ************************************
BeginScene();
GSVector2i ds = dt->GetSize();
// WARNING: setup of the program must be done first. So you can setup
// 1/ subroutine uniform
// 2/ bindless texture uniform
// 3/ others uniform?
m_shader->VS(m_convert.vs);
m_shader->GS(0);
m_shader->PS(ps);
// ************************************
// om
// ************************************
OMSetDepthStencilState(m_convert.dss, 0);
OMSetBlendState(bs, 0);
OMSetRenderTargets(dt, NULL);
// ************************************
// ia
// ************************************
// Original code from DX
float left = dr.x * 2 / ds.x - 1.0f;
float right = dr.z * 2 / ds.x - 1.0f;
#if 0
float top = 1.0f - dr.y * 2 / ds.y;
float bottom = 1.0f - dr.w * 2 / ds.y;
#else
// Opengl get some issues with the coordinate
// I flip top/bottom to fix scaling of the internal resolution
float top = -1.0f + dr.y * 2 / ds.y;
float bottom = -1.0f + dr.w * 2 / ds.y;
#endif
// Flip y axis only when we render in the backbuffer
// By default everything is render in the wrong order (ie dx).
// 1/ consistency between several pass rendering (interlace)
// 2/ in case some GSdx code expect thing in dx order.
// Only flipping the backbuffer is transparent (I hope)...
GSVector4 flip_sr = sr;
if (static_cast<GSTextureOGL*>(dt)->IsBackbuffer()) {
flip_sr.y = sr.w;
flip_sr.w = sr.y;
}
GSVertexPT1 vertices[] =
{
{GSVector4(left, top, 0.5f, 1.0f), GSVector2(flip_sr.x, flip_sr.y)},
{GSVector4(right, top, 0.5f, 1.0f), GSVector2(flip_sr.z, flip_sr.y)},
{GSVector4(left, bottom, 0.5f, 1.0f), GSVector2(flip_sr.x, flip_sr.w)},
{GSVector4(right, bottom, 0.5f, 1.0f), GSVector2(flip_sr.z, flip_sr.w)},
};
IASetVertexState(m_vb_sr);
IASetVertexBuffer(vertices, 4);
IASetPrimitiveTopology(GL_TRIANGLE_STRIP);
// ************************************
// Texture
// ************************************
if (GLLoader::found_GL_ARB_bindless_texture) {
GLuint64 handle[2] = {static_cast<GSTextureOGL*>(st)->GetHandle(linear ? m_convert.ln : m_convert.pt) , 0};
m_shader->PS_ressources(handle);
} else {
PSSetShaderResource(static_cast<GSTextureOGL*>(st)->GetID());
PSSetSamplerState(linear ? m_convert.ln : m_convert.pt);
}
// ************************************
// Draw
// ************************************
DrawPrimitive();
// ************************************
// End
// ************************************
EndScene();
}
void GSDeviceOGL::DoMerge(GSTexture* st[2], GSVector4* sr, GSTexture* dt, GSVector4* dr, bool slbg, bool mmod, const GSVector4& c)
{
ClearRenderTarget(dt, c);
if(st[1] && !slbg)
{
StretchRect(st[1], sr[1], dt, dr[1], m_merge_obj.ps[0]);
}
if(st[0])
{
m_merge_obj.cb->upload(&c.v);
StretchRect(st[0], sr[0], dt, dr[0], m_merge_obj.ps[mmod ? 1 : 0], m_merge_obj.bs);
}
}
void GSDeviceOGL::DoInterlace(GSTexture* st, GSTexture* dt, int shader, bool linear, float yoffset)
{
GSVector4 s = GSVector4(dt->GetSize());
GSVector4 sr(0, 0, 1, 1);
GSVector4 dr(0.0f, yoffset, s.x, s.y + yoffset);
InterlaceConstantBuffer cb;
cb.ZrH = GSVector2(0, 1.0f / s.y);
cb.hH = s.y / 2;
m_interlace.cb->upload(&cb);
StretchRect(st, sr, dt, dr, m_interlace.ps[shader], linear);
}
void GSDeviceOGL::DoFXAA(GSTexture* st, GSTexture* dt)
{
GSVector2i s = dt->GetSize();
GSVector4 sr(0, 0, 1, 1);
GSVector4 dr(0, 0, s.x, s.y);
FXAAConstantBuffer cb;
// FIXME optimize: remove rcpFrameOpt. And reduce rcpFrame to vec2
cb.rcpFrame = GSVector4(1.0f / s.x, 1.0f / s.y, 0.0f, 0.0f);
cb.rcpFrameOpt = GSVector4::zero();
m_fxaa.cb->upload(&cb);
StretchRect(st, sr, dt, dr, m_fxaa.ps, true);
}
void GSDeviceOGL::DoShadeBoost(GSTexture* st, GSTexture* dt)
{
GSVector2i s = dt->GetSize();
GSVector4 sr(0, 0, 1, 1);
GSVector4 dr(0, 0, s.x, s.y);
ShadeBoostConstantBuffer cb;
cb.rcpFrame = GSVector4(1.0f / s.x, 1.0f / s.y, 0.0f, 0.0f);
cb.rcpFrameOpt = GSVector4::zero();
m_shadeboost.cb->upload(&cb);
StretchRect(st, sr, dt, dr, m_shadeboost.ps, true);
}
void GSDeviceOGL::SetupDATE(GSTexture* rt, GSTexture* ds, const GSVertexPT1* vertices, bool datm)
{
#ifdef ENABLE_OGL_STENCIL_DEBUG
const GSVector2i& size = rt->GetSize();
GSTexture* t = CreateRenderTarget(size.x, size.y, false);
#else
GSTexture* t = NULL;
#endif
// sfex3 (after the capcom logo), vf4 (first menu fading in), ffxii shadows, rumble roses shadows, persona4 shadows
BeginScene();
ClearStencil(ds, 0);
// WARNING: setup of the program must be done first. So you can setup
// 1/ subroutine uniform
// 2/ bindless texture uniform
// 3/ others uniform?
m_shader->VS(m_convert.vs);
m_shader->GS(0);
m_shader->PS(m_convert.ps[datm ? 2 : 3]);
// om
OMSetDepthStencilState(m_date.dss, 1);
OMSetBlendState(m_date.bs, 0);
OMSetRenderTargets(t, ds);
// ia
IASetVertexState(m_vb_sr);
IASetVertexBuffer(vertices, 4);
IASetPrimitiveTopology(GL_TRIANGLE_STRIP);
// Texture
if (GLLoader::found_GL_ARB_bindless_texture) {
GLuint64 handle[2] = {static_cast<GSTextureOGL*>(rt)->GetHandle(m_convert.pt) , 0};
m_shader->PS_ressources(handle);
} else {
PSSetShaderResource(static_cast<GSTextureOGL*>(rt)->GetID());
PSSetSamplerState(m_convert.pt);
}
//
DrawPrimitive();
//
EndScene();
#ifdef ENABLE_OGL_STENCIL_DEBUG
// FIXME invalidate data
Recycle(t);
#endif
}
void GSDeviceOGL::EndScene()
{
m_state.vb->EndScene();
}
void GSDeviceOGL::IASetVertexState(GSVertexBufferStateOGL* vb)
{
if (vb == NULL) vb = m_vb;
if (m_state.vb != vb) {
m_state.vb = vb;
vb->bind();
}
}
void GSDeviceOGL::IASetVertexBuffer(const void* vertices, size_t count)
{
m_state.vb->UploadVB(vertices, count);
}
bool GSDeviceOGL::IAMapVertexBuffer(void** vertex, size_t stride, size_t count)
{
return m_state.vb->MapVB(vertex, count);
}
void GSDeviceOGL::IAUnmapVertexBuffer()
{
m_state.vb->UnmapVB();
}
void GSDeviceOGL::IASetIndexBuffer(const void* index, size_t count)
{
m_state.vb->UploadIB(index, count);
}
void GSDeviceOGL::IASetPrimitiveTopology(GLenum topology)
{
m_state.vb->SetTopology(topology);
}
void GSDeviceOGL::PSSetShaderResource(GLuint sr)
{
if (GLState::tex_unit[0] != sr) {
GLState::tex_unit[0] = sr;
if (GLLoader::found_GL_ARB_multi_bind) {
gl_BindTextures(0, 1, &sr);
} else {
gl_ActiveTexture(GL_TEXTURE0);
glBindTexture(GL_TEXTURE_2D, sr);
// Get back to the expected active texture unit
gl_ActiveTexture(GL_TEXTURE0 + 3);
}
}
}
void GSDeviceOGL::PSSetShaderResources(GLuint tex[2])
{
if (GLState::tex_unit[0] != tex[0] || GLState::tex_unit[1] != tex[1]) {
GLState::tex_unit[0] = tex[0];
GLState::tex_unit[1] = tex[1];
if (GLLoader::found_GL_ARB_multi_bind) {
gl_BindTextures(0, 2, tex);
} else {
gl_ActiveTexture(GL_TEXTURE0);
glBindTexture(GL_TEXTURE_2D, tex[0]);
gl_ActiveTexture(GL_TEXTURE0 + 1);
glBindTexture(GL_TEXTURE_2D, tex[1]);
// Get back to the expected active texture unit
gl_ActiveTexture(GL_TEXTURE0 + 3);
}
}
}
void GSDeviceOGL::PSSetSamplerState(GLuint ss)
{
if (GLState::ps_ss != ss) {
GLState::ps_ss = ss;
gl_BindSampler(0, ss);
}
}
void GSDeviceOGL::OMAttachRt(GLuint rt)
{
if (GLState::rt != rt) {
GLState::rt = rt;
gl_FramebufferTexture2D(GL_DRAW_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, rt, 0);
}
}
void GSDeviceOGL::OMAttachDs(GLuint ds)
{
if (GLState::ds != ds) {
GLState::ds = ds;
gl_FramebufferTexture2D(GL_DRAW_FRAMEBUFFER, GL_DEPTH_STENCIL_ATTACHMENT, GL_TEXTURE_2D, ds, 0);
}
}
void GSDeviceOGL::OMSetFBO(GLuint fbo)
{
if (GLState::fbo != fbo) {
GLState::fbo = fbo;
gl_BindFramebuffer(GL_FRAMEBUFFER, fbo);
}
}
void GSDeviceOGL::OMSetWriteBuffer(GLenum buffer)
{
// Note if fbo is 0, standard GL_BACK will be used instead
if (GLState::fbo && GLState::draw != buffer) {
GLState::draw = buffer;
GLenum target[1] = {buffer};
gl_DrawBuffers(1, target);
}
}
void GSDeviceOGL::OMSetDepthStencilState(GSDepthStencilOGL* dss, uint8 sref)
{
// State is checkd inside the object but worst case is 11 comparaisons !
if (m_state.dss != dss) {
m_state.dss = dss;
dss->SetupDepth();
dss->SetupStencil();
}
}
void GSDeviceOGL::OMSetBlendState(GSBlendStateOGL* bs, float bf)
{
// State is checkd inside the object but worst case is 15 comparaisons !
if ( m_state.bs != bs || (m_state.bf != bf && bs->HasConstantFactor()) )
{
m_state.bs = bs;
m_state.bf = bf;
bs->SetupBlend(bf);
}
}
void GSDeviceOGL::OMSetRenderTargets(GSTexture* rt, GSTexture* ds, const GSVector4i* scissor)
{
if (rt == NULL || !static_cast<GSTextureOGL*>(rt)->IsBackbuffer()) {
if (rt) {
OMSetFBO(m_fbo);
OMSetWriteBuffer();
OMAttachRt(static_cast<GSTextureOGL*>(rt)->GetID());
} else {
// Note: NULL rt is only used in DATE so far. Color writing is disabled
// on the blend setup
OMSetFBO(m_fbo);
OMSetWriteBuffer(GL_NONE);
}
// Note: it must be done after OMSetFBO
if (ds)
OMAttachDs(static_cast<GSTextureOGL*>(ds)->GetID());
} else {
// Render in the backbuffer
OMSetFBO(0);
}
GSVector2i size = rt ? rt->GetSize() : ds->GetSize();
if(GLState::viewport != size)
{
GLState::viewport = size;
glViewport(0, 0, size.x, size.y);
}
GSVector4i r = scissor ? *scissor : GSVector4i(size).zwxy();
if(!GLState::scissor.eq(r))
{
GLState::scissor = r;
glScissor( r.x, r.y, r.width(), r.height() );
}
}
void GSDeviceOGL::CheckDebugLog()
{
#ifndef ENABLE_GLES
unsigned int count = 16; // max. num. of messages that will be read from the log
int bufsize = 2048;
unsigned int sources[16] = {};
unsigned int types[16] = {};
unsigned int ids[16] = {};
unsigned int severities[16] = {};
int lengths[16] = {};
char* messageLog = new char[bufsize];
unsigned int retVal = gl_GetDebugMessageLogARB(count, bufsize, sources, types, ids, severities, lengths, messageLog);
if(retVal > 0)
{
unsigned int pos = 0;
for(unsigned int i=0; i<retVal; i++)
{
DebugOutputToFile(sources[i], types[i], ids[i], severities[i],
&messageLog[pos]);
pos += lengths[i];
}
}
delete[] messageLog;
#endif
}
void GSDeviceOGL::DebugOutputToFile(unsigned int source, unsigned int type, unsigned int id, unsigned int severity, const char* message)
{
#ifndef ENABLE_GLES
char debType[20], debSev[5];
static int sev_counter = 0;
if(type == GL_DEBUG_TYPE_ERROR_ARB)
strcpy(debType, "Error");
else if(type == GL_DEBUG_TYPE_DEPRECATED_BEHAVIOR_ARB)
strcpy(debType, "Deprecated behavior");
else if(type == GL_DEBUG_TYPE_UNDEFINED_BEHAVIOR_ARB)
strcpy(debType, "Undefined behavior");
else if(type == GL_DEBUG_TYPE_PORTABILITY_ARB)
strcpy(debType, "Portability");
else if(type == GL_DEBUG_TYPE_PERFORMANCE_ARB)
strcpy(debType, "Performance");
else if(type == GL_DEBUG_TYPE_OTHER_ARB)
strcpy(debType, "Other");
else
strcpy(debType, "UNKNOWN");
if(severity == GL_DEBUG_SEVERITY_HIGH_ARB) {
strcpy(debSev, "High");
sev_counter++;
}
else if(severity == GL_DEBUG_SEVERITY_MEDIUM_ARB)
strcpy(debSev, "Med");
else if(severity == GL_DEBUG_SEVERITY_LOW_ARB)
strcpy(debSev, "Low");
#ifdef LOUD_DEBUGGING
fprintf(stderr,"Type:%s\tID:%d\tSeverity:%s\tMessage:%s\n", debType, g_draw_count, debSev,message);
#endif
FILE* f = fopen("Debug.txt","a");
if(f)
{
fprintf(f,"Type:%s\tID:%d\tSeverity:%s\tMessage:%s\n", debType, g_draw_count, debSev,message);
fclose(f);
}
//if (sev_counter > 2) assert(0);
#endif
}
// (A - B) * C + D
// A: Cs/Cd/0
// B: Cs/Cd/0
// C: As/Ad/FIX
// D: Cs/Cd/0
// bogus: 0100, 0110, 0120, 0200, 0210, 0220, 1001, 1011, 1021
// tricky: 1201, 1211, 1221
// Source.rgb = float3(1, 1, 1);
// 1201 Cd*(1 + As) => Source * Dest color + Dest * Source alpha
// 1211 Cd*(1 + Ad) => Source * Dest color + Dest * Dest alpha
// 1221 Cd*(1 + F) => Source * Dest color + Dest * Factor
// Copy Dx blend table and convert it to ogl
#define D3DBLENDOP_ADD GL_FUNC_ADD
#define D3DBLENDOP_SUBTRACT GL_FUNC_SUBTRACT
#define D3DBLENDOP_REVSUBTRACT GL_FUNC_REVERSE_SUBTRACT
#define D3DBLEND_ONE GL_ONE
#define D3DBLEND_ZERO GL_ZERO
#define D3DBLEND_INVDESTALPHA GL_ONE_MINUS_DST_ALPHA
#define D3DBLEND_DESTALPHA GL_DST_ALPHA
#define D3DBLEND_DESTCOLOR GL_DST_COLOR
#define D3DBLEND_BLENDFACTOR GL_CONSTANT_COLOR
#define D3DBLEND_INVBLENDFACTOR GL_ONE_MINUS_CONSTANT_COLOR
#ifdef ENABLE_GLES
#define D3DBLEND_SRCALPHA GL_SRC_ALPHA
#define D3DBLEND_INVSRCALPHA GL_ONE_MINUS_SRC_ALPHA
#else
#define D3DBLEND_SRCALPHA GL_SRC1_ALPHA
#define D3DBLEND_INVSRCALPHA GL_ONE_MINUS_SRC1_ALPHA
#endif
const GSDeviceOGL::D3D9Blend GSDeviceOGL::m_blendMapD3D9[3*3*3*3] =
{
{0, D3DBLENDOP_ADD, D3DBLEND_ONE, D3DBLEND_ZERO}, // 0000: (Cs - Cs)*As + Cs ==> Cs
{0, D3DBLENDOP_ADD, D3DBLEND_ZERO, D3DBLEND_ONE}, // 0001: (Cs - Cs)*As + Cd ==> Cd
{0, D3DBLENDOP_ADD, D3DBLEND_ZERO, D3DBLEND_ZERO}, // 0002: (Cs - Cs)*As + 0 ==> 0
{0, D3DBLENDOP_ADD, D3DBLEND_ONE, D3DBLEND_ZERO}, // 0010: (Cs - Cs)*Ad + Cs ==> Cs
{0, D3DBLENDOP_ADD, D3DBLEND_ZERO, D3DBLEND_ONE}, // 0011: (Cs - Cs)*Ad + Cd ==> Cd
{0, D3DBLENDOP_ADD, D3DBLEND_ZERO, D3DBLEND_ZERO}, // 0012: (Cs - Cs)*Ad + 0 ==> 0
{0, D3DBLENDOP_ADD, D3DBLEND_ONE, D3DBLEND_ZERO}, // 0020: (Cs - Cs)*F + Cs ==> Cs
{0, D3DBLENDOP_ADD, D3DBLEND_ZERO, D3DBLEND_ONE}, // 0021: (Cs - Cs)*F + Cd ==> Cd
{0, D3DBLENDOP_ADD, D3DBLEND_ZERO, D3DBLEND_ZERO}, // 0022: (Cs - Cs)*F + 0 ==> 0
{1, D3DBLENDOP_SUBTRACT, D3DBLEND_SRCALPHA, D3DBLEND_SRCALPHA}, //*0100: (Cs - Cd)*As + Cs ==> Cs*(As + 1) - Cd*As
{0, D3DBLENDOP_ADD, D3DBLEND_SRCALPHA, D3DBLEND_INVSRCALPHA}, // 0101: (Cs - Cd)*As + Cd ==> Cs*As + Cd*(1 - As)
{0, D3DBLENDOP_SUBTRACT, D3DBLEND_SRCALPHA, D3DBLEND_SRCALPHA}, // 0102: (Cs - Cd)*As + 0 ==> Cs*As - Cd*As
{1, D3DBLENDOP_SUBTRACT, D3DBLEND_DESTALPHA, D3DBLEND_DESTALPHA}, //*0110: (Cs - Cd)*Ad + Cs ==> Cs*(Ad + 1) - Cd*Ad
{0, D3DBLENDOP_ADD, D3DBLEND_DESTALPHA, D3DBLEND_INVDESTALPHA}, // 0111: (Cs - Cd)*Ad + Cd ==> Cs*Ad + Cd*(1 - Ad)
{0, D3DBLENDOP_SUBTRACT, D3DBLEND_DESTALPHA, D3DBLEND_DESTALPHA}, // 0112: (Cs - Cd)*Ad + 0 ==> Cs*Ad - Cd*Ad
{1, D3DBLENDOP_SUBTRACT, D3DBLEND_BLENDFACTOR, D3DBLEND_BLENDFACTOR}, //*0120: (Cs - Cd)*F + Cs ==> Cs*(F + 1) - Cd*F
{0, D3DBLENDOP_ADD, D3DBLEND_BLENDFACTOR, D3DBLEND_INVBLENDFACTOR}, // 0121: (Cs - Cd)*F + Cd ==> Cs*F + Cd*(1 - F)
{0, D3DBLENDOP_SUBTRACT, D3DBLEND_BLENDFACTOR, D3DBLEND_BLENDFACTOR}, // 0122: (Cs - Cd)*F + 0 ==> Cs*F - Cd*F
{1, D3DBLENDOP_ADD, D3DBLEND_SRCALPHA, D3DBLEND_ZERO}, //*0200: (Cs - 0)*As + Cs ==> Cs*(As + 1)
{0, D3DBLENDOP_ADD, D3DBLEND_SRCALPHA, D3DBLEND_ONE}, // 0201: (Cs - 0)*As + Cd ==> Cs*As + Cd
{0, D3DBLENDOP_ADD, D3DBLEND_SRCALPHA, D3DBLEND_ZERO}, // 0202: (Cs - 0)*As + 0 ==> Cs*As
{1, D3DBLENDOP_ADD, D3DBLEND_DESTALPHA, D3DBLEND_ZERO}, //*0210: (Cs - 0)*Ad + Cs ==> Cs*(Ad + 1)
{0, D3DBLENDOP_ADD, D3DBLEND_DESTALPHA, D3DBLEND_ONE}, // 0211: (Cs - 0)*Ad + Cd ==> Cs*Ad + Cd
{0, D3DBLENDOP_ADD, D3DBLEND_DESTALPHA, D3DBLEND_ZERO}, // 0212: (Cs - 0)*Ad + 0 ==> Cs*Ad
{1, D3DBLENDOP_ADD, D3DBLEND_BLENDFACTOR, D3DBLEND_ZERO}, //*0220: (Cs - 0)*F + Cs ==> Cs*(F + 1)
{0, D3DBLENDOP_ADD, D3DBLEND_BLENDFACTOR, D3DBLEND_ONE}, // 0221: (Cs - 0)*F + Cd ==> Cs*F + Cd
{0, D3DBLENDOP_ADD, D3DBLEND_BLENDFACTOR, D3DBLEND_ZERO}, // 0222: (Cs - 0)*F + 0 ==> Cs*F
{0, D3DBLENDOP_ADD, D3DBLEND_INVSRCALPHA, D3DBLEND_SRCALPHA}, // 1000: (Cd - Cs)*As + Cs ==> Cd*As + Cs*(1 - As)
{1, D3DBLENDOP_REVSUBTRACT, D3DBLEND_SRCALPHA, D3DBLEND_SRCALPHA}, //*1001: (Cd - Cs)*As + Cd ==> Cd*(As + 1) - Cs*As
{0, D3DBLENDOP_REVSUBTRACT, D3DBLEND_SRCALPHA, D3DBLEND_SRCALPHA}, // 1002: (Cd - Cs)*As + 0 ==> Cd*As - Cs*As
{0, D3DBLENDOP_ADD, D3DBLEND_INVDESTALPHA, D3DBLEND_DESTALPHA}, // 1010: (Cd - Cs)*Ad + Cs ==> Cd*Ad + Cs*(1 - Ad)
{1, D3DBLENDOP_REVSUBTRACT, D3DBLEND_DESTALPHA, D3DBLEND_DESTALPHA}, //*1011: (Cd - Cs)*Ad + Cd ==> Cd*(Ad + 1) - Cs*Ad
{0, D3DBLENDOP_REVSUBTRACT, D3DBLEND_DESTALPHA, D3DBLEND_DESTALPHA}, // 1012: (Cd - Cs)*Ad + 0 ==> Cd*Ad - Cs*Ad
{0, D3DBLENDOP_ADD, D3DBLEND_INVBLENDFACTOR, D3DBLEND_BLENDFACTOR}, // 1020: (Cd - Cs)*F + Cs ==> Cd*F + Cs*(1 - F)
{1, D3DBLENDOP_REVSUBTRACT, D3DBLEND_BLENDFACTOR, D3DBLEND_BLENDFACTOR},//*1021: (Cd - Cs)*F + Cd ==> Cd*(F + 1) - Cs*F
{0, D3DBLENDOP_REVSUBTRACT, D3DBLEND_BLENDFACTOR, D3DBLEND_BLENDFACTOR},// 1022: (Cd - Cs)*F + 0 ==> Cd*F - Cs*F
{0, D3DBLENDOP_ADD, D3DBLEND_ONE, D3DBLEND_ZERO}, // 1100: (Cd - Cd)*As + Cs ==> Cs
{0, D3DBLENDOP_ADD, D3DBLEND_ZERO, D3DBLEND_ONE}, // 1101: (Cd - Cd)*As + Cd ==> Cd
{0, D3DBLENDOP_ADD, D3DBLEND_ZERO, D3DBLEND_ZERO}, // 1102: (Cd - Cd)*As + 0 ==> 0
{0, D3DBLENDOP_ADD, D3DBLEND_ONE, D3DBLEND_ZERO}, // 1110: (Cd - Cd)*Ad + Cs ==> Cs
{0, D3DBLENDOP_ADD, D3DBLEND_ZERO, D3DBLEND_ONE}, // 1111: (Cd - Cd)*Ad + Cd ==> Cd
{0, D3DBLENDOP_ADD, D3DBLEND_ZERO, D3DBLEND_ZERO}, // 1112: (Cd - Cd)*Ad + 0 ==> 0
{0, D3DBLENDOP_ADD, D3DBLEND_ONE, D3DBLEND_ZERO}, // 1120: (Cd - Cd)*F + Cs ==> Cs
{0, D3DBLENDOP_ADD, D3DBLEND_ZERO, D3DBLEND_ONE}, // 1121: (Cd - Cd)*F + Cd ==> Cd
{0, D3DBLENDOP_ADD, D3DBLEND_ZERO, D3DBLEND_ZERO}, // 1122: (Cd - Cd)*F + 0 ==> 0
{0, D3DBLENDOP_ADD, D3DBLEND_ONE, D3DBLEND_SRCALPHA}, // 1200: (Cd - 0)*As + Cs ==> Cs + Cd*As
{2, D3DBLENDOP_ADD, D3DBLEND_DESTCOLOR, D3DBLEND_SRCALPHA}, //#1201: (Cd - 0)*As + Cd ==> Cd*(1 + As) // ffxii main menu background glow effect
{0, D3DBLENDOP_ADD, D3DBLEND_ZERO, D3DBLEND_SRCALPHA}, // 1202: (Cd - 0)*As + 0 ==> Cd*As
{0, D3DBLENDOP_ADD, D3DBLEND_ONE, D3DBLEND_DESTALPHA}, // 1210: (Cd - 0)*Ad + Cs ==> Cs + Cd*Ad
{2, D3DBLENDOP_ADD, D3DBLEND_DESTCOLOR, D3DBLEND_DESTALPHA}, //#1211: (Cd - 0)*Ad + Cd ==> Cd*(1 + Ad)
{0, D3DBLENDOP_ADD, D3DBLEND_ZERO, D3DBLEND_DESTALPHA}, // 1212: (Cd - 0)*Ad + 0 ==> Cd*Ad
{0, D3DBLENDOP_ADD, D3DBLEND_ONE, D3DBLEND_BLENDFACTOR}, // 1220: (Cd - 0)*F + Cs ==> Cs + Cd*F
{2, D3DBLENDOP_ADD, D3DBLEND_DESTCOLOR, D3DBLEND_BLENDFACTOR}, //#1221: (Cd - 0)*F + Cd ==> Cd*(1 + F)
{0, D3DBLENDOP_ADD, D3DBLEND_ZERO, D3DBLEND_BLENDFACTOR}, // 1222: (Cd - 0)*F + 0 ==> Cd*F
{0, D3DBLENDOP_ADD, D3DBLEND_INVSRCALPHA, D3DBLEND_ZERO}, // 2000: (0 - Cs)*As + Cs ==> Cs*(1 - As)
{0, D3DBLENDOP_REVSUBTRACT, D3DBLEND_SRCALPHA, D3DBLEND_ONE}, // 2001: (0 - Cs)*As + Cd ==> Cd - Cs*As
{0, D3DBLENDOP_REVSUBTRACT, D3DBLEND_SRCALPHA, D3DBLEND_ZERO}, // 2002: (0 - Cs)*As + 0 ==> 0 - Cs*As
{0, D3DBLENDOP_ADD, D3DBLEND_INVDESTALPHA, D3DBLEND_ZERO}, // 2010: (0 - Cs)*Ad + Cs ==> Cs*(1 - Ad)
{0, D3DBLENDOP_REVSUBTRACT, D3DBLEND_DESTALPHA, D3DBLEND_ONE}, // 2011: (0 - Cs)*Ad + Cd ==> Cd - Cs*Ad
{0, D3DBLENDOP_REVSUBTRACT, D3DBLEND_DESTALPHA, D3DBLEND_ZERO}, // 2012: (0 - Cs)*Ad + 0 ==> 0 - Cs*Ad
{0, D3DBLENDOP_ADD, D3DBLEND_INVBLENDFACTOR, D3DBLEND_ZERO}, // 2020: (0 - Cs)*F + Cs ==> Cs*(1 - F)
{0, D3DBLENDOP_REVSUBTRACT, D3DBLEND_BLENDFACTOR, D3DBLEND_ONE}, // 2021: (0 - Cs)*F + Cd ==> Cd - Cs*F
{0, D3DBLENDOP_REVSUBTRACT, D3DBLEND_BLENDFACTOR, D3DBLEND_ZERO}, // 2022: (0 - Cs)*F + 0 ==> 0 - Cs*F
{0, D3DBLENDOP_SUBTRACT, D3DBLEND_ONE, D3DBLEND_SRCALPHA}, // 2100: (0 - Cd)*As + Cs ==> Cs - Cd*As
{0, D3DBLENDOP_ADD, D3DBLEND_ZERO, D3DBLEND_INVSRCALPHA}, // 2101: (0 - Cd)*As + Cd ==> Cd*(1 - As)
{0, D3DBLENDOP_SUBTRACT, D3DBLEND_ZERO, D3DBLEND_SRCALPHA}, // 2102: (0 - Cd)*As + 0 ==> 0 - Cd*As
{0, D3DBLENDOP_SUBTRACT, D3DBLEND_ONE, D3DBLEND_DESTALPHA}, // 2110: (0 - Cd)*Ad + Cs ==> Cs - Cd*Ad
{0, D3DBLENDOP_ADD, D3DBLEND_ZERO, D3DBLEND_INVDESTALPHA}, // 2111: (0 - Cd)*Ad + Cd ==> Cd*(1 - Ad)
{0, D3DBLENDOP_SUBTRACT, D3DBLEND_ONE, D3DBLEND_DESTALPHA}, // 2112: (0 - Cd)*Ad + 0 ==> 0 - Cd*Ad
{0, D3DBLENDOP_SUBTRACT, D3DBLEND_ONE, D3DBLEND_BLENDFACTOR}, // 2120: (0 - Cd)*F + Cs ==> Cs - Cd*F
{0, D3DBLENDOP_ADD, D3DBLEND_ZERO, D3DBLEND_INVBLENDFACTOR}, // 2121: (0 - Cd)*F + Cd ==> Cd*(1 - F)
{0, D3DBLENDOP_SUBTRACT, D3DBLEND_ONE, D3DBLEND_BLENDFACTOR}, // 2122: (0 - Cd)*F + 0 ==> 0 - Cd*F
{0, D3DBLENDOP_ADD, D3DBLEND_ONE, D3DBLEND_ZERO}, // 2200: (0 - 0)*As + Cs ==> Cs
{0, D3DBLENDOP_ADD, D3DBLEND_ZERO, D3DBLEND_ONE}, // 2201: (0 - 0)*As + Cd ==> Cd
{0, D3DBLENDOP_ADD, D3DBLEND_ZERO, D3DBLEND_ZERO}, // 2202: (0 - 0)*As + 0 ==> 0
{0, D3DBLENDOP_ADD, D3DBLEND_ONE, D3DBLEND_ZERO}, // 2210: (0 - 0)*Ad + Cs ==> Cs
{0, D3DBLENDOP_ADD, D3DBLEND_ZERO, D3DBLEND_ONE}, // 2211: (0 - 0)*Ad + Cd ==> Cd
{0, D3DBLENDOP_ADD, D3DBLEND_ZERO, D3DBLEND_ZERO}, // 2212: (0 - 0)*Ad + 0 ==> 0
{0, D3DBLENDOP_ADD, D3DBLEND_ONE, D3DBLEND_ZERO}, // 2220: (0 - 0)*F + Cs ==> Cs
{0, D3DBLENDOP_ADD, D3DBLEND_ZERO, D3DBLEND_ONE}, // 2221: (0 - 0)*F + Cd ==> Cd
{0, D3DBLENDOP_ADD, D3DBLEND_ZERO, D3DBLEND_ZERO}, // 2222: (0 - 0)*F + 0 ==> 0
};
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