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new opengl stuff for windows from ketmar

This commit is contained in:
Adam D. Ruppe 2016-07-31 09:02:06 -04:00
parent 856ce49092
commit 6826453793
1 changed files with 103 additions and 29 deletions
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132
simpledisplay.d
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@ -3642,30 +3642,24 @@ version(Windows) {
}
void move (int x, int y) {
// TODO
//MoveWindow(hwnd, x, y, oops...);
RECT rect;
GetWindowRect(hwnd, &rect);
MoveWindow(hwnd, x, y, rect.right, rect.bottom, true);
}
void resize (int w, int h) {
// TODO
/*
if (w < 1) w = 1;
if (h < 1) h = 1;
XResizeWindow(display, window, w, h);
RECT rect;
GetWindowRect(hwnd, &rect);
MoveWindow(hwnd, rect.left, rect.top, w, h, true);
version(without_opengl) {} else
glViewport(0, 0, w, h);
if (windowResized !is null) windowResized(w, h);
*/
}
void moveResize (int x, int y, int w, int h) {
// TODO
/*
if (w < 1) w = 1;
if (h < 1) h = 1;
XMoveResizeWindow(display, window, x, y, w, h);
MoveWindow(hwnd, x, y, w, h, true);
version(without_opengl) {} else
glViewport(0, 0, w, h);
if (windowResized !is null) windowResized(w, h);
*/
}
version(without_opengl) {} else {
@ -3728,27 +3722,55 @@ version(Windows) {
else {
if(opengl == OpenGlOptions.yes) {
ghDC = hdc;
PIXELFORMATDESCRIPTOR pfd;
PIXELFORMATDESCRIPTOR pfd;
pfd.nSize = PIXELFORMATDESCRIPTOR.sizeof;
pfd.nVersion = 1;
pfd.dwFlags = PFD_DRAW_TO_WINDOW | PFD_SUPPORT_OPENGL | PFD_DOUBLEBUFFER;
pfd.dwLayerMask = PFD_MAIN_PLANE;
pfd.iPixelType = PFD_TYPE_RGBA;
pfd.cColorBits = 24;
pfd.cDepthBits = 8;
pfd.cAccumBits = 0;
pfd.cStencilBits = 0;
pfd.nSize = PIXELFORMATDESCRIPTOR.sizeof;
pfd.nVersion = 1;
pfd.dwFlags = PFD_DRAW_TO_WINDOW | PFD_SUPPORT_OPENGL | PFD_DOUBLEBUFFER;
pfd.dwLayerMask = PFD_MAIN_PLANE;
pfd.iPixelType = PFD_TYPE_RGBA;
pfd.cColorBits = 24;
pfd.cDepthBits = 24;
pfd.cAccumBits = 0;
pfd.cStencilBits = 8; // any reasonable OpenGL implementation should support this anyway
auto pixelformat = ChoosePixelFormat(hdc, &pfd);
auto pixelformat = ChoosePixelFormat(hdc, &pfd);
if ((pixelformat = ChoosePixelFormat(hdc, &pfd)) == 0)
if ((pixelformat = ChoosePixelFormat(hdc, &pfd)) == 0)
throw new Exception("ChoosePixelFormat");
if (SetPixelFormat(hdc, pixelformat, &pfd) == 0)
if (SetPixelFormat(hdc, pixelformat, &pfd) == 0)
throw new Exception("SetPixelFormat");
ghRC = wglCreateContext(ghDC);
if (sdpyOpenGLContextVersion && wglCreateContextAttribsARB is null) {
// windoze is idiotic: we have to have OpenGL context to get function addresses
// so we will create fake context to get that stupid address
auto tmpcc = wglCreateContext(ghDC);
if (tmpcc !is null) {
scope(exit) { wglMakeCurrent(ghDC, null); wglDeleteContext(tmpcc); }
wglMakeCurrent(ghDC, tmpcc);
wglInitOtherFunctions();
}
}
if (wglCreateContextAttribsARB !is null && sdpyOpenGLContextVersion) {
int[9] contextAttribs = [
WGL_CONTEXT_MAJOR_VERSION_ARB, (sdpyOpenGLContextVersion>>8),
WGL_CONTEXT_MINOR_VERSION_ARB, (sdpyOpenGLContextVersion&0xff),
WGL_CONTEXT_PROFILE_MASK_ARB, (sdpyOpenGLContextCompatible ? WGL_CONTEXT_COMPATIBILITY_PROFILE_BIT_ARB : WGL_CONTEXT_CORE_PROFILE_BIT_ARB),
// for modern context, set "forward compatibility" flag too
(sdpyOpenGLContextCompatible ? 0/*None*/ : WGL_CONTEXT_FLAGS_ARB), WGL_CONTEXT_FORWARD_COMPATIBLE_BIT_ARB,
0/*None*/,
];
ghRC = wglCreateContextAttribsARB(ghDC, null, contextAttribs.ptr);
if (ghRC is null)
throw new Exception("wglCreateContextAttribsARB");
} else {
// try to do at least something
ghRC = wglCreateContext(ghDC);
if (ghRC is null)
throw new Exception("wglCreateContext");
}
}
}
@ -3779,6 +3801,7 @@ version(Windows) {
MoveWindow(hwnd,rcWindow.left, rcWindow.top, width + ptDiff.x, height + ptDiff.y, true);
ShowWindow(hwnd, SW_SHOWNORMAL);
this._visibleForTheFirstTimeCalled = false; // hack!
}
@ -4016,6 +4039,11 @@ version(Windows) {
if (this.visibilityChanged !is null) this.visibilityChanged(this._visible);
break;
case WM_PAINT: {
if (!this._visibleForTheFirstTimeCalled) {
this._visibleForTheFirstTimeCalled = true;
if (this.visibleForTheFirstTime !is null) this.visibleForTheFirstTime();
}
BITMAP bm;
PAINTSTRUCT ps;
@ -4817,6 +4845,7 @@ version(X11) {
if (w < 1) w = 1;
if (h < 1) h = 1;
XResizeWindow(display, window, w, h);
version(without_opengl) {} else
glViewport(0, 0, w, h);
if (windowResized !is null) windowResized(w, h);
}
@ -4825,6 +4854,7 @@ version(X11) {
if (w < 1) w = 1;
if (h < 1) h = 1;
XMoveResizeWindow(display, window, x, y, w, h);
version(without_opengl) {} else
glViewport(0, 0, w, h);
if (windowResized !is null) windowResized(w, h);
}
@ -8087,6 +8117,8 @@ version(html5) {
version(without_opengl) {} else
extern(System) nothrow @nogc {
enum uint GL_VERSION = 0x1F02;
const(char)* glGetString (/*GLenum*/uint);
version(X11) {
struct __GLXFBConfigRec {}
alias GLXFBConfig = __GLXFBConfigRec*;
@ -8138,6 +8170,47 @@ extern(System) nothrow @nogc {
}
_glx_swapInterval_fn(dpy, drawable, (wait ? 1 : 0));
}
} else version(Windows) {
enum GL_TRUE = 1;
enum GL_FALSE = 0;
alias int GLint;
public void* glGetProcAddress (const(char)* name) {
void* res = wglGetProcAddress(name);
if (res is null) {
//{ import core.stdc.stdio; printf("GL: '%s' not found (0)\n", name); }
import core.sys.windows.windef, core.sys.windows.winbase;
static HINSTANCE dll = null;
if (dll is null) {
dll = LoadLibraryA("opengl32.dll");
if (dll is null) return null; // <32, but idc
}
res = GetProcAddress(dll, name);
}
//{ import core.stdc.stdio; printf(" GL: '%s' is 0x%08x\n", name, cast(uint)res); }
return res;
}
enum WGL_CONTEXT_MAJOR_VERSION_ARB = 0x2091;
enum WGL_CONTEXT_MINOR_VERSION_ARB = 0x2092;
enum WGL_CONTEXT_LAYER_PLANE_ARB = 0x2093;
enum WGL_CONTEXT_FLAGS_ARB = 0x2094;
enum WGL_CONTEXT_PROFILE_MASK_ARB = 0x9126;
enum WGL_CONTEXT_DEBUG_BIT_ARB = 0x0001;
enum WGL_CONTEXT_FORWARD_COMPATIBLE_BIT_ARB = 0x0002;
enum WGL_CONTEXT_CORE_PROFILE_BIT_ARB = 0x00000001;
enum WGL_CONTEXT_COMPATIBILITY_PROFILE_BIT_ARB = 0x00000002;
alias wglCreateContextAttribsARB_fna = HGLRC function (HDC hDC, HGLRC hShareContext, const(int)* attribList);
__gshared wglCreateContextAttribsARB_fna wglCreateContextAttribsARB = null;
void wglInitOtherFunctions () {
if (wglCreateContextAttribsARB is null) {
wglCreateContextAttribsARB = cast(wglCreateContextAttribsARB_fna)glGetProcAddress("wglCreateContextAttribsARB");
}
}
}
void glGetIntegerv(int, void*);
@ -8258,6 +8331,7 @@ extern(System) nothrow @nogc {
enum int GL_COLOR_BUFFER_BIT = 0x00004000;
enum int GL_ACCUM_BUFFER_BIT = 0x00000200;
enum int GL_DEPTH_BUFFER_BIT = 0x00000100;
enum uint GL_STENCIL_BUFFER_BIT = 0x00000400;
enum int GL_POINTS = 0x0000;
enum int GL_LINES = 0x0001;