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Created a free look utility which only works on win32 right now. It lets the user fly around with the mouse and keyboard. Had to add some ugly matrix functions to the math utilities.

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git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@3005 8ced0084-cf51-0410-be5f-012b33b47a6e
This commit is contained in:
donkopunchstania 2009-04-19 10:10:45 +00:00
parent b4c22390ac
commit 93348abc18
11 changed files with 303 additions and 14 deletions
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105
Source/Core/Common/Src/MathUtil.cpp
View File

@ -20,6 +20,8 @@
#include "Common.h"
#include "MathUtil.h"
#include <cmath>
static u32 saved_sse_state = _mm_getcsr();
static const u32 default_sse_state = _mm_getcsr();
@ -40,3 +42,106 @@ void SaveSSEState()
{
saved_sse_state = _mm_getcsr();
}
void MatrixMul(int n, const float *a, const float *b, float *result)
{
for(int i = 0; i < n; ++i) {
for(int j= 0; j < n; ++j) {
float temp = 0;
for(int k = 0; k < n; ++k) {
temp += a[i * n + k] * b[k * n + j];
}
result[i * n + j] = temp;
}
}
}
void Matrix33::LoadIdentity(Matrix33 &mtx)
{
memset(mtx.data, 0, sizeof(mtx.data));
mtx.data[0] = 1.0f;
mtx.data[4] = 1.0f;
mtx.data[8] = 1.0f;
}
void Matrix33::RotateX(Matrix33 &mtx, float rad)
{
float s = sin(rad);
float c = cos(rad);
memset(mtx.data, 0, sizeof(mtx.data));
mtx.data[0] = 1;
mtx.data[4] = c;
mtx.data[5] = -s;
mtx.data[7] = s;
mtx.data[8] = c;
}
void Matrix33::RotateY(Matrix33 &mtx, float rad)
{
float s = sin(rad);
float c = cos(rad);
memset(mtx.data, 0, sizeof(mtx.data));
mtx.data[0] = c;
mtx.data[2] = s;
mtx.data[4] = 1;
mtx.data[6] = -s;
mtx.data[8] = c;
}
void Matrix33::Multiply(const Matrix33 &a, const Matrix33 &b, Matrix33 &result)
{
MatrixMul(3, a.data, b.data, result.data);
}
void Matrix33::Multiply(const Matrix33 &a, const float vec[3], float result[3])
{
for(int i = 0; i < 3; ++i) {
result[i] = 0;
for(int k = 0; k < 3; ++k) {
result[i] += a.data[i * 3 + k] * vec[k];
}
}
}
void Matrix44::LoadIdentity(Matrix44 &mtx)
{
memset(mtx.data, 0, sizeof(mtx.data));
mtx.data[0] = 1.0f;
mtx.data[5] = 1.0f;
mtx.data[10] = 1.0f;
mtx.data[15] = 1.0f;
}
void Matrix44::LoadMatrix33(Matrix44 &mtx, const Matrix33 &m33)
{
for(int i = 0; i < 3; ++i) {
for(int j = 0; j < 3; ++j) {
mtx.data[i * 4 + j] = m33.data[i * 3 + j];
}
}
for(int i = 0; i < 3; ++i) {
mtx.data[i * 4 + 3] = 0;
mtx.data[i + 12] = 0;
}
mtx.data[15] = 1.0f;
}
void Matrix44::Set(Matrix44 &mtx, const float mtxArray[16])
{
for(int i = 0; i < 16; ++i) {
mtx.data[i] = mtxArray[i];
}
}
void Matrix44::Translate(Matrix44 &mtx, const float vec[3])
{
LoadIdentity(mtx);
mtx.data[3] = vec[0];
mtx.data[7] = vec[1];
mtx.data[11] = vec[2];
}
void Matrix44::Multiply(const Matrix44 &a, const Matrix44 &b, Matrix44 &result)
{
MatrixMul(4, a.data, b.data, result.data);
}

32
Source/Core/Common/Src/MathUtil.h
View File

@ -36,4 +36,36 @@ void LoadDefaultSSEState();
#define ROUND_UP(x, a) (((x) + (a) - 1) & ~((a) - 1))
// ugly matrix implementation
class Matrix33
{
public:
static void LoadIdentity(Matrix33 &mtx);
// set mtx to be a rotation matrix around the x axis
static void RotateX(Matrix33 &mtx, float rad);
// set mtx to be a rotation matrix around the y axis
static void RotateY(Matrix33 &mtx, float rad);
// set result = a x b
static void Multiply(const Matrix33 &a, const Matrix33 &b, Matrix33 &result);
static void Multiply(const Matrix33 &a, const float vec[3], float result[3]);
float data[9];
};
class Matrix44
{
public:
static void LoadIdentity(Matrix44 &mtx);
static void LoadMatrix33(Matrix44 &mtx, const Matrix33 &m33);
static void Set(Matrix44 &mtx, const float mtxArray[16]);
static void Translate(Matrix44 &mtx, const float vec[3]);
static void Multiply(const Matrix44 &a, const Matrix44 &b, Matrix44 &result);
float data[16];
};
#endif // _MATH_UTIL_H_

80
Source/Core/VideoCommon/Src/VertexShaderManager.cpp
View File

@ -16,6 +16,7 @@
// http://code.google.com/p/dolphin-emu/
#include "Common.h"
#include "MathUtil.h"
#include "Profiler.h"
#include <cmath>
@ -45,6 +46,11 @@ static int nNormalMatricesChanged[2]; // min,max
static int nPostTransformMatricesChanged[2]; // min,max
static int nLightsChanged[2]; // min,max
static Matrix33 s_viewRotationMatrix;
static Matrix33 s_viewInvRotationMatrix;
static float s_fViewTranslationVector[3];
static float s_fViewRotation[2];
void UpdateViewport();
void VertexShaderManager::Init()
@ -59,6 +65,8 @@ void VertexShaderManager::Init()
memset(&xfregs, 0, sizeof(xfregs));
memset(xfmem, 0, sizeof(xfmem));
ResetView();
}
void VertexShaderManager::Shutdown()
@ -69,7 +77,7 @@ void VertexShaderManager::Shutdown()
// =======================================================================================
// Syncs the shader constant buffers with xfmem
// ----------------
void VertexShaderManager::SetConstants(bool proj_hax_1,bool SMG_hack)
void VertexShaderManager::SetConstants(bool proj_hax_1,bool SMG_hack, bool freeLook)
{
//nTransformMatricesChanged[0] = 0; nTransformMatricesChanged[1] = 256;
//nNormalMatricesChanged[0] = 0; nNormalMatricesChanged[1] = 96;
@ -293,10 +301,29 @@ void VertexShaderManager::SetConstants(bool proj_hax_1,bool SMG_hack)
}
PRIM_LOG("Projection: %f %f %f %f %f %f\n", xfregs.rawProjection[0], xfregs.rawProjection[1], xfregs.rawProjection[2], xfregs.rawProjection[3], xfregs.rawProjection[4], xfregs.rawProjection[5]);
SetVSConstant4fv(C_PROJECTION, &g_fProjectionMatrix[0]);
SetVSConstant4fv(C_PROJECTION+1, &g_fProjectionMatrix[4]);
SetVSConstant4fv(C_PROJECTION+2, &g_fProjectionMatrix[8]);
SetVSConstant4fv(C_PROJECTION+3, &g_fProjectionMatrix[12]);
if (freeLook) {
Matrix44 mtxA;
Matrix44 mtxB;
Matrix44 viewMtx;
Matrix44::Translate(mtxA, s_fViewTranslationVector);
Matrix44::LoadMatrix33(mtxB, s_viewRotationMatrix);
Matrix44::Multiply(mtxB, mtxA, viewMtx); // view = rotation x translation
Matrix44::Set(mtxB, g_fProjectionMatrix);
Matrix44::Multiply(mtxB, viewMtx, mtxA); // mtxA = projection x view
SetVSConstant4fv(C_PROJECTION, &mtxA.data[0]);
SetVSConstant4fv(C_PROJECTION+1, &mtxA.data[4]);
SetVSConstant4fv(C_PROJECTION+2, &mtxA.data[8]);
SetVSConstant4fv(C_PROJECTION+3, &mtxA.data[12]);
}
else {
SetVSConstant4fv(C_PROJECTION, &g_fProjectionMatrix[0]);
SetVSConstant4fv(C_PROJECTION+1, &g_fProjectionMatrix[4]);
SetVSConstant4fv(C_PROJECTION+2, &g_fProjectionMatrix[8]);
SetVSConstant4fv(C_PROJECTION+3, &g_fProjectionMatrix[12]);
}
}
}
@ -430,3 +457,46 @@ void VertexShaderManager::SetMaterialColor(int index, u32 data)
s_fMaterials[ind++] = ((data>>8)&0xFF)/255.0f;
s_fMaterials[ind] = ((data)&0xFF)/255.0f;
}
void VertexShaderManager::TranslateView(float x, float y)
{
float result[3];
float vector[3] = { x,0,y };
Matrix33::Multiply(s_viewInvRotationMatrix, vector, result);
for(int i = 0; i < 3; i++) {
s_fViewTranslationVector[i] += result[i];
}
bProjectionChanged = true;
}
void VertexShaderManager::RotateView(float x, float y)
{
s_fViewRotation[0] += x;
s_fViewRotation[1] += y;
Matrix33 mx;
Matrix33 my;
Matrix33::RotateX(mx, s_fViewRotation[1]);
Matrix33::RotateY(my, s_fViewRotation[0]);
Matrix33::Multiply(mx, my, s_viewRotationMatrix);
// reverse rotation
Matrix33::RotateX(mx, -s_fViewRotation[1]);
Matrix33::RotateY(my, -s_fViewRotation[0]);
Matrix33::Multiply(my, mx, s_viewInvRotationMatrix);
bProjectionChanged = true;
}
void VertexShaderManager::ResetView()
{
memset(s_fViewTranslationVector, 0, sizeof(s_fViewTranslationVector));
Matrix33::LoadIdentity(s_viewRotationMatrix);
Matrix33::LoadIdentity(s_viewInvRotationMatrix);
s_fViewRotation[0] = s_fViewRotation[1] = 0.0f;
bProjectionChanged = true;
}

6
Source/Core/VideoCommon/Src/VertexShaderManager.h
View File

@ -28,7 +28,7 @@ public:
static void Shutdown();
// constant management
static void SetConstants(bool proj_hax_1, bool SMG_hack);
static void SetConstants(bool proj_hax_1, bool SMG_hack, bool freeLook);
static void SetViewport(float* _Viewport);
static void SetViewportChanged();
@ -37,6 +37,10 @@ public:
static void SetTexMatrixChangedA(u32 Value);
static void SetTexMatrixChangedB(u32 Value);
static void SetMaterialColor(int index, u32 data);
static void TranslateView(float x, float y);
static void RotateView(float x, float y);
static void ResetView();
};
void SetVSConstant4f(int const_number, float f1, float f2, float f3, float f4);

2
Source/Plugins/Plugin_VideoDX9/Src/VertexManager.cpp
View File

@ -235,7 +235,7 @@ void Flush()
if (numVertices)
{
// set global constants
VertexShaderManager::SetConstants(false, false);
VertexShaderManager::SetConstants(false, false, false);
PixelShaderManager::SetConstants();
PixelShaderCache::SetShader();

2
Source/Plugins/Plugin_VideoOGL/Src/Config.cpp
View File

@ -62,6 +62,7 @@ void Config::Load()
iniFile.Get("Settings", "DumpTextures", &bDumpTextures, 0);
iniFile.Get("Settings", "DumpEFBTarget", &bDumpEFBTarget, 0);
iniFile.Get("Settings", "DumpFrames", &bDumpFrames, 0);
iniFile.Get("Settings", "FreeLook", &bFreeLook, 0);
iniFile.Get("Settings", "ShowShaderErrors", &bShowShaderErrors, 0);
iniFile.Get("Settings", "MSAA", &iMultisampleMode, 0);
iniFile.Get("Settings", "DstAlphaPass", &bDstAlphaPass, false);
@ -147,6 +148,7 @@ void Config::Save()
iniFile.Set("Settings", "DumpTextures", bDumpTextures);
iniFile.Set("Settings", "DumpEFBTarget", bDumpEFBTarget);
iniFile.Set("Settings", "DumpFrames", bDumpFrames);
iniFile.Set("Settings", "FreeLook", bFreeLook);
iniFile.Set("Settings", "ShowEFBCopyRegions", bShowEFBCopyRegions);
iniFile.Set("Settings", "ShowShaderErrors", bShowShaderErrors);
iniFile.Set("Settings", "MSAA", iMultisampleMode);

1
Source/Plugins/Plugin_VideoOGL/Src/Config.h
View File

@ -86,6 +86,7 @@ struct Config
bool bDumpTextures;
bool bDumpEFBTarget;
bool bDumpFrames;
bool bFreeLook;
// Hacks
bool bEFBCopyDisable;

19
Source/Plugins/Plugin_VideoOGL/Src/GUI/ConfigDlg.cpp
View File

@ -21,6 +21,7 @@
#include "../Config.h"
#include "../TextureMngr.h"
#include "VertexShaderManager.h"
BEGIN_EVENT_TABLE(ConfigDialog,wxDialog)
EVT_CLOSE(ConfigDialog::OnClose)
@ -54,7 +55,8 @@ BEGIN_EVENT_TABLE(ConfigDialog,wxDialog)
EVT_CHECKBOX(ID_TEXFMTCENTER, ConfigDialog::AdvancedSettingsChanged)
EVT_CHECKBOX(ID_DUMPTEXTURES, ConfigDialog::AdvancedSettingsChanged)
EVT_CHECKBOX(ID_DUMPEFBTARGET, ConfigDialog::AdvancedSettingsChanged)
EVT_CHECKBOX(ID_DUMPFRAMES, ConfigDialog::AdvancedSettingsChanged)
EVT_CHECKBOX(ID_DUMPFRAMES, ConfigDialog::AdvancedSettingsChanged)
EVT_CHECKBOX(ID_FREELOOK, ConfigDialog::AdvancedSettingsChanged)
EVT_CHECKBOX(ID_DISABLELIGHTING, ConfigDialog::AdvancedSettingsChanged)
EVT_CHECKBOX(ID_DISABLETEXTURING, ConfigDialog::AdvancedSettingsChanged)
EVT_CHECKBOX(ID_DISABLEFOG, ConfigDialog::AdvancedSettingsChanged)
@ -350,6 +352,8 @@ void ConfigDialog::CreateGUIControls()
" set up for the dump or several gigabytes of space available."));
#endif
m_DumpFrames->SetValue(g_Config.bDumpFrames);
m_FreeLook = new wxCheckBox(m_PageAdvanced, ID_FREELOOK, wxT("Free Look"), wxDefaultPosition, wxDefaultSize, 0, wxDefaultValidator);
m_FreeLook->SetValue(g_Config.bFreeLook);
// Hacks controls
m_SafeTextureCache = new wxCheckBox(m_PageAdvanced, ID_SAFETEXTURECACHE, wxT("Use Safe texture cache"), wxDefaultPosition, wxDefaultSize, 0, wxDefaultValidator);
@ -415,10 +419,12 @@ void ConfigDialog::CreateGUIControls()
sRenderBoxRow1->Add(sSBox, 0, wxALL|wxEXPAND, 5);
sbRendering->Add(sRenderBoxRow1);
sUtilities = new wxBoxSizer(wxHORIZONTAL);
sUtilities->Add(m_DumpTextures, 0, wxALIGN_CENTER_VERTICAL|wxALL, 5);
sUtilities->Add(m_DumpEFBTarget, 0, wxALIGN_CENTER_VERTICAL|wxALL, 5);
sUtilities->Add(m_DumpFrames, 0, wxALIGN_CENTER_VERTICAL|wxALL, 5);
//sUtilities = new wxBoxSizer(wxHORIZONTAL);
sUtilities = new wxGridBagSizer(0, 0);
sUtilities->Add(m_DumpTextures, wxGBPosition(0, 0), wxGBSpan(1, 1), wxALIGN_CENTER_VERTICAL|wxALL, 5);
sUtilities->Add(m_DumpEFBTarget, wxGBPosition(0, 1), wxGBSpan(1, 1), wxALIGN_CENTER_VERTICAL|wxALL, 5);
sUtilities->Add(m_DumpFrames, wxGBPosition(1, 0), wxGBSpan(1, 1), wxALIGN_CENTER_VERTICAL|wxALL, 5);
sUtilities->Add(m_FreeLook, wxGBPosition(1, 1), wxGBSpan(1, 1), wxALIGN_CENTER_VERTICAL|wxALL, 5);
sbUtilities->Add(sUtilities, 1, wxEXPAND);
// Sizers
@ -558,6 +564,9 @@ void ConfigDialog::AdvancedSettingsChanged(wxCommandEvent& event)
case ID_DUMPFRAMES:
g_Config.bDumpFrames = m_DumpFrames->IsChecked();
break;
case ID_FREELOOK:
g_Config.bFreeLook = m_FreeLook->IsChecked();
break;
case ID_TEXTUREPATH:
break;
case ID_CHECKBOX_DISABLECOPYEFB:

4
Source/Plugins/Plugin_VideoOGL/Src/GUI/ConfigDlg.h
View File

@ -64,7 +64,7 @@ class ConfigDialog : public wxDialog
wxStaticBoxSizer* sbRendering;
wxGridBagSizer* sRendering;
wxStaticBoxSizer* sbUtilities;
wxBoxSizer* sUtilities;
wxGridBagSizer* sUtilities;
wxStaticBoxSizer* sbHacks;
wxGridBagSizer* sHacks;
@ -108,6 +108,7 @@ class ConfigDialog : public wxDialog
wxCheckBox *m_DumpTextures;
wxCheckBox *m_DumpEFBTarget;
wxCheckBox *m_DumpFrames;
wxCheckBox *m_FreeLook;
wxStaticBox * m_StaticBox_EFB;
wxCheckBox *m_CheckBox_DisableCopyEFB;
wxRadioButton *m_Radio_CopyEFBToRAM, *m_Radio_CopyEFBToGL;
@ -167,6 +168,7 @@ class ConfigDialog : public wxDialog
ID_DUMPTEXTURES,
ID_DUMPEFBTARGET,
ID_DUMPFRAMES,
ID_FREELOOK,
ID_TEXTUREPATH,
ID_CHECKBOX_DISABLECOPYEFB,

64
Source/Plugins/Plugin_VideoOGL/Src/OS/Win32.cpp
View File

@ -28,6 +28,7 @@
#include "main.h"
#include "Win32.h"
#include "OnScreenDisplay.h"
#include "VertexShaderManager.h"
#include "StringUtil.h"
@ -138,6 +139,65 @@ HWND GetChildParentWnd()
return m_hMain;
}
void FreeLookInput( UINT iMsg, WPARAM wParam )
{
static float debugSpeed = 1.0f;
static bool mouseLookEnabled = false;
static float lastMouse[2];
switch( iMsg )
{
case WM_KEYDOWN:
switch( LOWORD( wParam ))
{
case '9':
debugSpeed /= 2.0f;
break;
case '0':
debugSpeed *= 2.0f;
break;
case 'W':
VertexShaderManager::TranslateView(0.0f, debugSpeed);
break;
case 'S':
VertexShaderManager::TranslateView(0.0f, -debugSpeed);
break;
case 'A':
VertexShaderManager::TranslateView(debugSpeed, 0.0f);
break;
case 'D':
VertexShaderManager::TranslateView(-debugSpeed, 0.0f);
break;
case 'R':
VertexShaderManager::ResetView();
break;
}
break;
case WM_MOUSEMOVE:
if (mouseLookEnabled) {
POINT point;
GetCursorPos(&point);
VertexShaderManager::RotateView((point.x - lastMouse[0]) / 200.0f, (point.y - lastMouse[1]) / 200.0f);
lastMouse[0] = point.x;
lastMouse[1] = point.y;
}
break;
case WM_RBUTTONDOWN:
POINT point;
GetCursorPos(&point);
lastMouse[0] = point.x;
lastMouse[1] = point.y;
mouseLookEnabled= true;
break;
case WM_RBUTTONUP:
mouseLookEnabled = false;
break;
}
}
LRESULT CALLBACK WndProc( HWND hWnd, UINT iMsg, WPARAM wParam, LPARAM lParam )
{
HDC hdc;
@ -298,6 +358,10 @@ LRESULT CALLBACK WndProc( HWND hWnd, UINT iMsg, WPARAM wParam, LPARAM lParam )
break;
}
if (g_Config.bFreeLook) {
FreeLookInput( iMsg, wParam );
}
return DefWindowProc(hWnd, iMsg, wParam, lParam);
}

2
Source/Plugins/Plugin_VideoOGL/Src/VertexManager.cpp
View File

@ -278,7 +278,7 @@ void Flush()
Renderer::SetRenderMode(Renderer::RM_Normal);
// set global constants
VertexShaderManager::SetConstants(g_Config.bProjectionHax1, g_Config.bSMGhack);
VertexShaderManager::SetConstants(g_Config.bProjectionHax1, g_Config.bSMGhack, g_Config.bFreeLook);
PixelShaderManager::SetConstants();
// finally bind