557 lines
15 KiB
C++
557 lines
15 KiB
C++
#include "COpenGL.h"
|
|
#include "win32_display.h"
|
|
#include "../snes9x.h"
|
|
#include "../gfx.h"
|
|
#include "../display.h"
|
|
#include "wsnes9x.h"
|
|
|
|
#include "../filter/hq2x.h"
|
|
#include "../filter/2xsai.h"
|
|
|
|
|
|
COpenGL::COpenGL(void)
|
|
{
|
|
hDC = NULL;
|
|
hRC = NULL;
|
|
hWnd = NULL;
|
|
drawTexture = 0;
|
|
initDone = false;
|
|
quadTextureSize = 0;
|
|
filterScale = 0;
|
|
afterRenderWidth = 0;
|
|
afterRenderHeight = 0;
|
|
fullscreen = false;
|
|
shaderFunctionsLoaded = false;
|
|
shaderCompiled = false;
|
|
pboFunctionsLoaded = false;
|
|
shaderProgram = 0;
|
|
vertexShader = 0;
|
|
fragmentShader = 0;
|
|
}
|
|
|
|
COpenGL::~COpenGL(void)
|
|
{
|
|
DeInitialize();
|
|
}
|
|
|
|
bool COpenGL::Initialize(HWND hWnd)
|
|
{
|
|
int pfdIndex;
|
|
RECT windowRect;
|
|
|
|
this->hWnd = hWnd;
|
|
this->hDC = GetDC(hWnd);
|
|
|
|
PIXELFORMATDESCRIPTOR pfd=
|
|
{
|
|
sizeof(PIXELFORMATDESCRIPTOR), // Size Of This Pixel Format Descriptor
|
|
1, // Version Number
|
|
PFD_DRAW_TO_WINDOW | // Format Must Support Window
|
|
PFD_SUPPORT_OPENGL | // Format Must Support OpenGL
|
|
PFD_DOUBLEBUFFER, // Must Support Double Buffering
|
|
PFD_TYPE_RGBA, // Request An RGBA Format
|
|
16, // Select Our Color Depth
|
|
0, 0, 0, 0, 0, 0, // Color Bits Ignored
|
|
0, // No Alpha Buffer
|
|
0, // Shift Bit Ignored
|
|
0, // No Accumulation Buffer
|
|
0, 0, 0, 0, // Accumulation Bits Ignored
|
|
16, // 16Bit Z-Buffer (Depth Buffer)
|
|
0, // No Stencil Buffer
|
|
0, // No Auxiliary Buffer
|
|
PFD_MAIN_PLANE, // Main Drawing Layer
|
|
0, // Reserved
|
|
0, 0, 0 // Layer Masks Ignored
|
|
};
|
|
PIXELFORMATDESCRIPTOR pfdSel;
|
|
|
|
if(!(pfdIndex=ChoosePixelFormat(hDC,&pfd))) {
|
|
DeInitialize();
|
|
return false;
|
|
}
|
|
if(!SetPixelFormat(hDC,pfdIndex,&pfd)) {
|
|
DeInitialize();
|
|
return false;
|
|
}
|
|
if(!(hRC=wglCreateContext(hDC))) {
|
|
DeInitialize();
|
|
return false;
|
|
}
|
|
if(!wglMakeCurrent(hDC,hRC)) {
|
|
DeInitialize();
|
|
return false;
|
|
}
|
|
|
|
LoadPBOFunctions();
|
|
|
|
wglSwapIntervalEXT = (PFNWGLSWAPINTERVALEXTPROC)wglGetProcAddress( "wglSwapIntervalEXT" );
|
|
|
|
glEnableClientState(GL_VERTEX_ARRAY);
|
|
glEnableClientState(GL_TEXTURE_COORD_ARRAY);
|
|
glEnable(GL_BLEND);
|
|
glEnable(GL_TEXTURE_2D);
|
|
|
|
glMatrixMode (GL_PROJECTION);
|
|
glLoadIdentity ();
|
|
glOrtho (0.0, 1.0, 0.0, 1.0, -1, 1);
|
|
|
|
glVertexPointer(2, GL_FLOAT, 0, vertices);
|
|
glTexCoordPointer(2, GL_FLOAT, 0, texcoords);
|
|
|
|
GetClientRect(hWnd,&windowRect);
|
|
ChangeRenderSize(windowRect.right,windowRect.bottom);
|
|
|
|
glClearColor(0.0f, 0.0f, 0.0f, 0.5f);
|
|
glClear(GL_COLOR_BUFFER_BIT);
|
|
SwapBuffers(hDC);
|
|
|
|
initDone = true;
|
|
return true;
|
|
}
|
|
|
|
void COpenGL::DeInitialize()
|
|
{
|
|
initDone = false;
|
|
if(shaderCompiled)
|
|
SetShaders(NULL,NULL);
|
|
DestroyDrawSurface();
|
|
wglMakeCurrent(NULL,NULL);
|
|
if(hRC) {
|
|
wglDeleteContext(hRC);
|
|
hRC = NULL;
|
|
}
|
|
if(hDC) {
|
|
ReleaseDC(hWnd,hDC);
|
|
hDC = NULL;
|
|
}
|
|
hWnd = NULL;
|
|
initDone = false;
|
|
quadTextureSize = 0;
|
|
filterScale = 0;
|
|
afterRenderWidth = 0;
|
|
afterRenderHeight = 0;
|
|
shaderFunctionsLoaded = false;
|
|
shaderCompiled = false;
|
|
}
|
|
|
|
void COpenGL::CreateDrawSurface()
|
|
{
|
|
unsigned int neededSize;
|
|
HRESULT hr;
|
|
|
|
//we need at least 512 pixels (SNES_WIDTH * 2) so we can start with that value
|
|
quadTextureSize = 512;
|
|
neededSize = SNES_WIDTH * filterScale;
|
|
while(quadTextureSize < neededSize)
|
|
quadTextureSize *=2;
|
|
|
|
if(!drawTexture) {
|
|
glGenTextures(1,&drawTexture);
|
|
glBindTexture(GL_TEXTURE_2D,drawTexture);
|
|
glTexImage2D(GL_TEXTURE_2D,0,GL_RGB,quadTextureSize,quadTextureSize,0,GL_RGB,GL_UNSIGNED_SHORT_5_6_5,NULL);
|
|
if(pboFunctionsLoaded) {
|
|
glGenBuffers(1,&drawBuffer);
|
|
glBindBuffer(GL_PIXEL_UNPACK_BUFFER,drawBuffer);
|
|
glBufferData(GL_PIXEL_UNPACK_BUFFER,quadTextureSize*quadTextureSize*2,NULL,GL_STREAM_DRAW);
|
|
} else {
|
|
noPboBuffer = new BYTE[quadTextureSize*quadTextureSize*2];
|
|
}
|
|
|
|
glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_BORDER);
|
|
glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_BORDER);
|
|
}
|
|
ApplyDisplayChanges();
|
|
}
|
|
|
|
void COpenGL::DestroyDrawSurface()
|
|
{
|
|
if(drawTexture) {
|
|
glDeleteTextures(1,&drawTexture);
|
|
drawTexture = NULL;
|
|
}
|
|
if(drawBuffer) {
|
|
glDeleteBuffers(1,&drawBuffer);
|
|
drawBuffer = NULL;
|
|
}
|
|
if(noPboBuffer) {
|
|
delete [] noPboBuffer;
|
|
noPboBuffer = NULL;
|
|
}
|
|
}
|
|
|
|
bool COpenGL::ChangeDrawSurfaceSize(unsigned int scale)
|
|
{
|
|
filterScale = scale;
|
|
|
|
DestroyDrawSurface();
|
|
CreateDrawSurface();
|
|
SetupVertices();
|
|
return true;
|
|
}
|
|
|
|
void COpenGL::SetupVertices()
|
|
{
|
|
vertices[0] = 0.0f;
|
|
vertices[1] = 0.0f;
|
|
vertices[2] = 1.0f;
|
|
vertices[3] = 0.0f;
|
|
vertices[4] = 1.0f;
|
|
vertices[5] = 1.0f;
|
|
vertices[6] = 0.0f;
|
|
vertices[7] = 1.0f;
|
|
|
|
float tX = (float)afterRenderWidth / (float)quadTextureSize;
|
|
float tY = (float)afterRenderHeight / (float)quadTextureSize;
|
|
|
|
texcoords[0] = 0.0f;
|
|
texcoords[1] = tY;
|
|
texcoords[2] = tX;
|
|
texcoords[3] = tY;
|
|
texcoords[4] = tX;
|
|
texcoords[5] = 0.0f;
|
|
texcoords[6] = 0.0f;
|
|
texcoords[7] = 0.0f;
|
|
}
|
|
|
|
void COpenGL::Render(SSurface Src)
|
|
{
|
|
SSurface Dst;
|
|
RECT dstRect;
|
|
unsigned int newFilterScale;
|
|
GLenum error;
|
|
|
|
if(!initDone) return;
|
|
|
|
//create a new draw surface if the filter scale changes
|
|
//at least factor 2 so we can display unscaled hi-res images
|
|
newFilterScale = max(2,max(GetFilterScale(GUI.ScaleHiRes),GetFilterScale(GUI.Scale)));
|
|
if(newFilterScale!=filterScale) {
|
|
ChangeDrawSurfaceSize(newFilterScale);
|
|
}
|
|
|
|
if(pboFunctionsLoaded) {
|
|
Dst.Surface = (unsigned char *)glMapBuffer(GL_PIXEL_UNPACK_BUFFER,GL_WRITE_ONLY);
|
|
} else {
|
|
Dst.Surface = noPboBuffer;
|
|
}
|
|
Dst.Height = quadTextureSize;
|
|
Dst.Width = quadTextureSize;
|
|
Dst.Pitch = quadTextureSize * 2;
|
|
|
|
RenderMethod (Src, Dst, &dstRect);
|
|
if(!Settings.AutoDisplayMessages) {
|
|
WinSetCustomDisplaySurface((void *)Dst.Surface, Dst.Pitch/2, dstRect.right-dstRect.left, dstRect.bottom-dstRect.top, GetFilterScale(CurrentScale));
|
|
S9xDisplayMessages ((uint16*)Dst.Surface, Dst.Pitch/2, dstRect.right-dstRect.left, dstRect.bottom-dstRect.top, GetFilterScale(CurrentScale));
|
|
}
|
|
|
|
if(pboFunctionsLoaded)
|
|
glUnmapBuffer(GL_PIXEL_UNPACK_BUFFER);
|
|
|
|
if(afterRenderHeight != dstRect.bottom || afterRenderWidth != dstRect.right) {
|
|
afterRenderHeight = dstRect.bottom;
|
|
afterRenderWidth = dstRect.right;
|
|
ApplyDisplayChanges();
|
|
}
|
|
|
|
if (shaderCompiled) {
|
|
GLint location;
|
|
|
|
float inputSize[2] = { afterRenderWidth, afterRenderHeight };
|
|
location = glGetUniformLocation (shaderProgram, "rubyInputSize");
|
|
glUniform2fv (location, 1, inputSize);
|
|
|
|
RECT windowSize;
|
|
GetClientRect(hWnd,&windowSize);
|
|
|
|
float outputSize[2] = {GUI.Stretch?windowSize.right:afterRenderWidth,
|
|
GUI.Stretch?windowSize.bottom:afterRenderHeight };
|
|
location = glGetUniformLocation (shaderProgram, "rubyOutputSize");
|
|
glUniform2fv (location, 1, outputSize);
|
|
|
|
float textureSize[2] = { quadTextureSize, quadTextureSize };
|
|
location = glGetUniformLocation (shaderProgram, "rubyTextureSize");
|
|
glUniform2fv (location, 1, textureSize);
|
|
}
|
|
|
|
glPixelStorei(GL_UNPACK_ROW_LENGTH, quadTextureSize);
|
|
glTexSubImage2D (GL_TEXTURE_2D,0,0,0,dstRect.right-dstRect.left,dstRect.bottom-dstRect.top,GL_RGB,GL_UNSIGNED_SHORT_5_6_5,pboFunctionsLoaded?0:noPboBuffer);
|
|
|
|
glClearColor(0.0f, 0.0f, 0.0f, 0.5f);
|
|
glClear(GL_COLOR_BUFFER_BIT);
|
|
glDrawArrays (GL_QUADS, 0, 4);
|
|
|
|
glFlush();
|
|
SwapBuffers(hDC);
|
|
}
|
|
|
|
bool COpenGL::ChangeRenderSize(unsigned int newWidth, unsigned int newHeight)
|
|
{
|
|
RECT displayRect=CalculateDisplayRect(afterRenderWidth,afterRenderHeight,newWidth,newHeight);
|
|
glViewport(displayRect.left,newHeight-displayRect.bottom,displayRect.right-displayRect.left,displayRect.bottom-displayRect.top);
|
|
SetupVertices();
|
|
return true;
|
|
}
|
|
|
|
bool COpenGL::ApplyDisplayChanges(void)
|
|
{
|
|
if(GUI.BilinearFilter) {
|
|
glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
|
|
glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
|
|
} else {
|
|
glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
|
|
glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
|
|
}
|
|
if(wglSwapIntervalEXT) {
|
|
wglSwapIntervalEXT(GUI.Vsync?1:0);
|
|
}
|
|
if(GUI.shaderEnabled && GUI.GLSLvertexShaderFileName && GUI.GLSLfragmentShaderFileName)
|
|
SetShaders(GUI.GLSLfragmentShaderFileName,GUI.GLSLvertexShaderFileName);
|
|
else
|
|
SetShaders(NULL,NULL);
|
|
|
|
RECT windowSize;
|
|
GetClientRect(hWnd,&windowSize);
|
|
ChangeRenderSize(windowSize.right,windowSize.bottom);
|
|
SetupVertices();
|
|
return true;
|
|
}
|
|
|
|
bool COpenGL::SetFullscreen(bool fullscreen)
|
|
{
|
|
if(!initDone)
|
|
return false;
|
|
|
|
if(this->fullscreen==fullscreen)
|
|
return true;
|
|
|
|
this->fullscreen = fullscreen;
|
|
|
|
if(fullscreen) {
|
|
DEVMODE dmScreenSettings={0};
|
|
dmScreenSettings.dmSize=sizeof(dmScreenSettings);
|
|
dmScreenSettings.dmPelsWidth = GUI.FullscreenMode.width;
|
|
dmScreenSettings.dmPelsHeight = GUI.FullscreenMode.height;
|
|
dmScreenSettings.dmBitsPerPel = GUI.FullscreenMode.depth;
|
|
dmScreenSettings.dmDisplayFrequency = GUI.FullscreenMode.rate;
|
|
dmScreenSettings.dmFields=DM_BITSPERPEL|DM_PELSWIDTH|DM_PELSHEIGHT|DM_DISPLAYFREQUENCY;
|
|
if(ChangeDisplaySettings(&dmScreenSettings,CDS_FULLSCREEN)!=DISP_CHANGE_SUCCESSFUL) {
|
|
this->fullscreen = false;
|
|
return false;
|
|
}
|
|
ChangeRenderSize(GUI.FullscreenMode.width,GUI.FullscreenMode.height);
|
|
} else {
|
|
ChangeDisplaySettings(NULL,0);
|
|
}
|
|
|
|
|
|
|
|
return true;
|
|
}
|
|
|
|
void COpenGL::SetSnes9xColorFormat()
|
|
{
|
|
GUI.ScreenDepth = 16;
|
|
GUI.BlueShift = 0;
|
|
GUI.GreenShift = 6;
|
|
GUI.RedShift = 11;
|
|
S9xSetRenderPixelFormat (RGB565);
|
|
S9xBlit2xSaIFilterInit();
|
|
S9xBlitHQ2xFilterInit();
|
|
GUI.NeedDepthConvert = FALSE;
|
|
GUI.DepthConverted = TRUE;
|
|
return;
|
|
}
|
|
|
|
void COpenGL::EnumModes(std::vector<dMode> *modeVector)
|
|
{
|
|
DISPLAY_DEVICE dd;
|
|
dd.cb = sizeof(dd);
|
|
DWORD dev = 0;
|
|
int iMode = 0;
|
|
dMode mode;
|
|
|
|
while (EnumDisplayDevices(0, dev, &dd, 0))
|
|
{
|
|
if (!(dd.StateFlags & DISPLAY_DEVICE_MIRRORING_DRIVER) && (dd.StateFlags & DISPLAY_DEVICE_PRIMARY_DEVICE))
|
|
{
|
|
DEVMODE dm;
|
|
ZeroMemory(&dm, sizeof(dm));
|
|
dm.dmSize = sizeof(dm);
|
|
iMode = 0;
|
|
while(EnumDisplaySettings(dd.DeviceName,iMode,&dm)) {
|
|
if(dm.dmBitsPerPel>=16) {
|
|
mode.width = dm.dmPelsWidth;
|
|
mode.height = dm.dmPelsHeight;
|
|
mode.rate = dm.dmDisplayFrequency;
|
|
mode.depth = dm.dmBitsPerPel;
|
|
modeVector->push_back(mode);
|
|
}
|
|
iMode++;
|
|
}
|
|
}
|
|
dev++;
|
|
}
|
|
}
|
|
|
|
bool COpenGL::LoadPBOFunctions()
|
|
{
|
|
if(pboFunctionsLoaded)
|
|
return true;
|
|
|
|
const char *extensions = (const char *) glGetString(GL_EXTENSIONS);
|
|
|
|
if(extensions && strstr(extensions, "pixel_buffer_object")) {
|
|
glGenBuffers = (PFNGLGENBUFFERSPROC)wglGetProcAddress("glGenBuffers");
|
|
glBindBuffer = (PFNGLBINDBUFFERPROC)wglGetProcAddress("glBindBuffer");
|
|
glBufferData = (PFNGLBUFFERDATAPROC)wglGetProcAddress("glBufferData");
|
|
glDeleteBuffers = (PFNGLDELETEBUFFERSPROC)wglGetProcAddress("glDeleteBuffers");
|
|
glMapBuffer = (PFNGLMAPBUFFERPROC)wglGetProcAddress("glMapBuffer");
|
|
glUnmapBuffer = (PFNGLUNMAPBUFFERPROC)wglGetProcAddress("glUnmapBuffer");
|
|
|
|
if(glGenBuffers && glBindBuffer && glBufferData && glDeleteBuffers && glMapBuffer) {
|
|
pboFunctionsLoaded = true;
|
|
}
|
|
|
|
}
|
|
return pboFunctionsLoaded;
|
|
}
|
|
|
|
bool COpenGL::LoadShaderFunctions()
|
|
{
|
|
if(shaderFunctionsLoaded)
|
|
return true;
|
|
|
|
const char *extensions = (const char *) glGetString(GL_EXTENSIONS);
|
|
|
|
if(extensions && strstr(extensions, "fragment_program")) {
|
|
glCreateProgram = (PFNGLCREATEPROGRAMPROC) wglGetProcAddress ("glCreateProgram");
|
|
glCreateShader = (PFNGLCREATESHADERPROC) wglGetProcAddress ("glCreateShader");
|
|
glCompileShader = (PFNGLCOMPILESHADERPROC) wglGetProcAddress ("glCompileShader");
|
|
glDeleteShader = (PFNGLDELETESHADERPROC) wglGetProcAddress ("glDeleteShader");
|
|
glDeleteProgram = (PFNGLDELETEPROGRAMPROC) wglGetProcAddress ("glDeleteProgram");
|
|
glAttachShader = (PFNGLATTACHSHADERPROC) wglGetProcAddress ("glAttachShader");
|
|
glDetachShader = (PFNGLDETACHSHADERPROC) wglGetProcAddress ("glDetachShader");
|
|
glLinkProgram = (PFNGLLINKPROGRAMPROC) wglGetProcAddress ("glLinkProgram");
|
|
glUseProgram = (PFNGLUSEPROGRAMPROC) wglGetProcAddress ("glUseProgram");
|
|
glShaderSource = (PFNGLSHADERSOURCEPROC) wglGetProcAddress ("glShaderSource");
|
|
glGetUniformLocation = (PFNGLGETUNIFORMLOCATIONPROC) wglGetProcAddress ("glGetUniformLocation");
|
|
glUniform2fv = (PFNGLUNIFORM2FVPROC) wglGetProcAddress ("glUniform2fv");
|
|
|
|
if(glCreateProgram &&
|
|
glCreateShader &&
|
|
glCompileShader &&
|
|
glDeleteShader &&
|
|
glDeleteProgram &&
|
|
glAttachShader &&
|
|
glDetachShader &&
|
|
glLinkProgram &&
|
|
glUseProgram &&
|
|
glShaderSource &&
|
|
glGetUniformLocation &&
|
|
glUniform2fv) {
|
|
shaderFunctionsLoaded = true;
|
|
}
|
|
}
|
|
return shaderFunctionsLoaded;
|
|
}
|
|
|
|
char *ReadFileContents(const TCHAR *filename)
|
|
{
|
|
HANDLE hFile;
|
|
DWORD size;
|
|
DWORD bytesRead;
|
|
char *contents;
|
|
|
|
hFile = CreateFile(filename, GENERIC_READ, FILE_SHARE_READ, NULL,
|
|
OPEN_EXISTING, FILE_FLAG_SEQUENTIAL_SCAN , 0);
|
|
if(hFile == INVALID_HANDLE_VALUE){
|
|
return NULL;
|
|
}
|
|
size = GetFileSize(hFile,NULL);
|
|
contents = new char[size+1];
|
|
if(!ReadFile(hFile,contents,size,&bytesRead,NULL)) {
|
|
CloseHandle(hFile);
|
|
delete[] contents;
|
|
return NULL;
|
|
}
|
|
CloseHandle(hFile);
|
|
contents[size] = '\0';
|
|
return contents;
|
|
|
|
}
|
|
|
|
bool COpenGL::SetShaders(const TCHAR *fragmentFileName,const TCHAR *vertexFileName)
|
|
{
|
|
char *fragment=NULL, *vertex=NULL;
|
|
|
|
shaderCompiled = false;
|
|
|
|
if(fragmentShader) {
|
|
glDetachShader(shaderProgram,fragmentShader);
|
|
glDeleteShader(fragmentShader);
|
|
fragmentShader = 0;
|
|
}
|
|
if(vertexShader) {
|
|
glDetachShader(shaderProgram,vertexShader);
|
|
glDeleteShader(vertexShader);
|
|
vertexShader = 0;
|
|
}
|
|
if(shaderProgram) {
|
|
glUseProgram(0);
|
|
glDeleteProgram(shaderProgram);
|
|
shaderProgram = 0;
|
|
}
|
|
|
|
if(fragmentFileName==NULL||vertexFileName==NULL)
|
|
return true;
|
|
|
|
if(!LoadShaderFunctions()) {
|
|
MessageBox(NULL, TEXT("Unable to load OpenGL shader functions"), TEXT("Shader Loading Error"),
|
|
MB_OK|MB_ICONEXCLAMATION);
|
|
return false;
|
|
}
|
|
|
|
if(*fragmentFileName!=TEXT('\0')) {
|
|
fragment = ReadFileContents(fragmentFileName);
|
|
if (!fragment) {
|
|
TCHAR errorMsg[MAX_PATH + 50];
|
|
_stprintf(errorMsg,TEXT("Error loading GLSL fragment shader file:\n%s"),fragmentFileName);
|
|
MessageBox(NULL, errorMsg, TEXT("Shader Loading Error"),
|
|
MB_OK|MB_ICONEXCLAMATION);
|
|
}
|
|
}
|
|
|
|
if(*vertexFileName!=TEXT('\0')) {
|
|
vertex = ReadFileContents (vertexFileName);
|
|
if (!vertex) {
|
|
TCHAR errorMsg[MAX_PATH + 50];
|
|
_stprintf(errorMsg,TEXT("Error loading GLSL vertex shader file:\n%s"),vertexFileName);
|
|
MessageBox(NULL, errorMsg, TEXT("Shader Loading Error"),
|
|
MB_OK|MB_ICONEXCLAMATION);
|
|
}
|
|
}
|
|
|
|
shaderProgram = glCreateProgram ();
|
|
if(vertex) {
|
|
vertexShader = glCreateShader (GL_VERTEX_SHADER);
|
|
glShaderSource(vertexShader, 1, (const GLchar **)&vertex, NULL);
|
|
glCompileShader(vertexShader);
|
|
glAttachShader(shaderProgram, vertexShader);
|
|
delete[] vertex;
|
|
}
|
|
if(fragment) {
|
|
fragmentShader = glCreateShader (GL_FRAGMENT_SHADER);
|
|
glShaderSource(fragmentShader, 1, (const GLchar **)&fragment, NULL);
|
|
glCompileShader(fragmentShader);
|
|
glAttachShader(shaderProgram, fragmentShader);
|
|
delete[] fragment;
|
|
}
|
|
|
|
glLinkProgram(shaderProgram);
|
|
glUseProgram(shaderProgram);
|
|
|
|
shaderCompiled = true;
|
|
|
|
return true;
|
|
}
|