Daodan/src/daodan_gl.c

#include <windows.h>
#include <math.h>

#include "Oni.h"
#include "Oni_Persistence.h"
#include "Daodan_Utility.h"

#include "BFW_Utility.h"

#include "daodan_gl.h"
#include "oni_gl.h"

#define max_modes (104) // Dirty hack to add more resolutions, it really should only be 16 ^_^
#define builtin_modes  (sizeof(daodan_reslist) / sizeof(M3tDisplayMode))
#define builtin_depths (sizeof(daodan_resdepths) / sizeof(short))

const M3tDisplayMode daodan_reslist[] = {
        { 720 , 480,  0, 0 },
        { 720 , 576,  0, 0 },
        { 768 , 480,  0, 0 },
        { 800 , 480,  0, 0 },
        { 800 , 600,  0, 0 },
        { 852 , 480,  0, 0 },
        { 856 , 480,  0, 0 },
        { 960 , 540,  0, 0 },
        { 960 , 720,  0, 0 },
        { 1024, 576,  0, 0 },
        { 1024, 600,  0, 0 },
        { 1024, 640,  0, 0 },
        { 1024, 768,  0, 0 },
        { 1152, 768,  0, 0 },
        { 1152, 864,  0, 0 },
        { 1280, 720,  0, 0 },
        { 1280, 768,  0, 0 },
        { 1280, 800,  0, 0 },
        { 1280, 960,  0, 0 },
        { 1280, 1024, 0, 0 },
        { 1366, 768,  0, 0 },
        { 1400, 1050, 0, 0 },
        { 1440, 900,  0, 0 },
        { 1600, 900,  0, 0 },
        { 1600, 1200, 0, 0 },
        { 1920, 1080, 0, 0 },
        { 1920, 1200, 0, 0 },
        { 1920, 1440, 0, 0 },
};

const short daodan_resdepths[] = { 16, 32 };

DEVMODE orig_devmode, cur_devmode, new_devmode;

void init_daodan_gl()
{
        memset(&orig_devmode, 0, sizeof(orig_devmode));
        orig_devmode.dmSize = sizeof(orig_devmode);
        
        if (!EnumDisplaySettings(NULL, ENUM_CURRENT_SETTINGS, &orig_devmode))
        {
                orig_devmode.dmFields = DM_BITSPERPEL | DM_PELSWIDTH | DM_PELSHEIGHT;
                orig_devmode.dmBitsPerPel = 32;
                orig_devmode.dmPelsWidth  = GetSystemMetrics(SM_CXSCREEN);
                orig_devmode.dmPelsHeight = GetSystemMetrics(SM_CYSCREEN);
        }
        
        memcpy(&cur_devmode, &orig_devmode, sizeof(orig_devmode));
        memcpy(&new_devmode, &orig_devmode, sizeof(orig_devmode));
}

void update_cdmode()
{
        if (!EnumDisplaySettings(NULL, ENUM_CURRENT_SETTINGS, &cur_devmode))
        {
                cur_devmode.dmFields = DM_BITSPERPEL | DM_PELSWIDTH | DM_PELSHEIGHT;
                cur_devmode.dmBitsPerPel = 32;
                cur_devmode.dmPelsWidth  = GetSystemMetrics(SM_CXSCREEN);
                cur_devmode.dmPelsHeight = GetSystemMetrics(SM_CYSCREEN);
        }
}

unsigned int ONICALL daodan_enumerate_valid_display_modes(M3tDisplayMode modes[max_modes])
{
        unsigned int vmodes = 0;
        unsigned int screen_x = orig_devmode.dmPelsWidth;
        unsigned int screen_y = orig_devmode.dmPelsHeight;
        
        int i, j;
        
        for (i = 0; i < builtin_depths; i ++)
        {
                bool scrInsert = false;
                
                modes[vmodes].Width  = 640;
                modes[vmodes].Height = 480;
                modes[vmodes].Depth  = daodan_resdepths[i];
                
                if (++vmodes == max_modes - builtin_modes + i)
                        goto modesfull;
                
                for (j = 0; j < builtin_modes; j ++)
                        if (!(daodan_reslist[j].Width == 640 && daodan_reslist[j].Height == 480) && !(daodan_reslist[j].Width == screen_x && daodan_reslist[j].Height == screen_y) &&
                                ((daodan_reslist[j].Width < screen_x && daodan_reslist[j].Height < screen_y) || daodan_testmode(daodan_reslist[j])))
                        {
                                if (!scrInsert && (daodan_reslist[j].Width > screen_x || (daodan_reslist[j].Width == screen_x &&  daodan_reslist[j].Height > screen_y)))
                                {
                                        modes[vmodes].Width  = screen_x;
                                        modes[vmodes].Height = screen_y;
                                        modes[vmodes].Depth  = daodan_resdepths[i];
                                        
                                        if (++vmodes == max_modes - builtin_modes + i)
                                                goto modesfull;
                                        
                                        scrInsert = true;
                                }
                                
                                modes[vmodes].Width  = daodan_reslist[j].Width;
                                modes[vmodes].Height = daodan_reslist[j].Height;
                                modes[vmodes].Depth  = daodan_resdepths[i];
                                
                                if (++vmodes == max_modes - builtin_modes + i)
                                        goto modesfull;
                        }
                
                if (!scrInsert)
                {
                        modes[vmodes].Width  = screen_x;
                        modes[vmodes].Height = screen_y;
                        modes[vmodes].Depth  = daodan_resdepths[i];
                        
                        if (++vmodes == max_modes - builtin_modes + i)
                                goto modesfull;
                }
        }
        
        modesfull:
        return vmodes;
}

bool daodan_testmode(M3tDisplayMode mode)
{
        DEVMODE devmode;
        memset(&devmode, 0, sizeof(devmode));
        
        devmode.dmSize = sizeof(devmode);
        devmode.dmFields = DM_BITSPERPEL | DM_PELSWIDTH | DM_PELSHEIGHT;
        devmode.dmBitsPerPel = mode.Depth;
        devmode.dmPelsWidth  = mode.Width;
        devmode.dmPelsHeight = mode.Height;
        
        return (ChangeDisplaySettings(&devmode, CDS_TEST | CDS_FULLSCREEN) == DISP_CHANGE_SUCCESSFUL);
}

int daodan_set_display_mode(short width, short height, short depth)
{
        if (M3gResolutionSwitch)
        {
                DEVMODE new_devmode;
                new_devmode.dmSize = sizeof(new_devmode);
                new_devmode.dmFields = DM_BITSPERPEL | DM_PELSHEIGHT | DM_PELSWIDTH;
                new_devmode.dmPelsWidth = width;
                new_devmode.dmPelsHeight = height;
                new_devmode.dmBitsPerPel = depth;
                
                if (ChangeDisplaySettings(&new_devmode, CDS_TEST) != DISP_CHANGE_SUCCESSFUL)
                        return 0;
                
                if (ChangeDisplaySettings(&new_devmode, CDS_FULLSCREEN) != DISP_CHANGE_SUCCESSFUL)
                        return 0;
                
                update_cdmode();
                gl->DisplayMode.Width = cur_devmode.dmPelsWidth;
                gl->DisplayMode.Height = cur_devmode.dmPelsHeight;
                if (cur_devmode.dmBitsPerPel > depth)
                        gl->DisplayMode.Depth = cur_devmode.dmBitsPerPel;
        }
        else
        {
                update_cdmode();
                if (cur_devmode.dmBitsPerPel > depth)
                        gl->DisplayMode.Depth = cur_devmode.dmBitsPerPel;
        }
        return 1;
}

void daodan_set_gamma(float gamma)
{
        WORD ramp[3 * 256];
        int i;

        if (!gl_gamma_ramp_valid)
                return;

        gamma = (1.0f - gamma) * 1.2f + 0.4f;

        for (i = 0; i < sizeof(ramp); i++) 
        {
                int value = (int)(pow(gl_gamma_ramp[i] / 65535.0f, gamma) * 65535.0f);

                if (value < 0)
                        value = 0;
                else if (value > 65535)
                        value = 65535;

                ramp[i] = value;
        }
        
        if (gl_api->wglSetDeviceGammaRamp3DFX)
                gl_api->wglSetDeviceGammaRamp3DFX(gl->HDC, ramp);
        else
                SetDeviceGammaRamp(gl->HDC, ramp);
}

int ONICALL daodangl_platform_initialize()
{
        static M3tDisplayMode lastmode = {0, 0, 0, 0};
        
        if (lastmode.Width != gl->DisplayMode.Width || lastmode.Height != gl->DisplayMode.Height || lastmode.Depth != gl->DisplayMode.Depth)
                if (!daodan_set_display_mode(gl->DisplayMode.Width, gl->DisplayMode.Height, gl->DisplayMode.Depth))
                        if (gl->DisplayMode.Width != 640 || gl->DisplayMode.Height != 480 || gl->DisplayMode.Depth != 16)
                        {
                                gl->DisplayMode.Width = 640;
                                gl->DisplayMode.Height = 480;
                                if (!daodan_set_display_mode(640, 480, 16))
                                        goto exit_err;
                        }

        if (lastmode.Width != gl->DisplayMode.Width || lastmode.Height != gl->DisplayMode.Height)
        {
                RECT Rect;
                Rect.left = (GetSystemMetrics(SM_CXSCREEN) / 2) - (gl->DisplayMode.Width / 2);
                Rect.top = (GetSystemMetrics(SM_CYSCREEN) / 2) - (gl->DisplayMode.Height / 2);
                Rect.right = Rect.left + gl->DisplayMode.Width;
                Rect.bottom = Rect.top + gl->DisplayMode.Height;
                AdjustWindowRect(&Rect, WS_OVERLAPPED | WS_MAXIMIZEBOX | WS_MINIMIZEBOX, FALSE);
                
                SetWindowPos(ONgPlatformData.Window, NULL, Rect.left, Rect.top, Rect.right - Rect.left, Rect.bottom - Rect.top, SWP_NOACTIVATE | SWP_NOZORDER);
        }

        if (gl->HDC == NULL)
                if ((gl->HDC = GetDC(ONgPlatformData.Window)) == NULL)
                        goto exit_err;
        
        if (gl_api->wglGetDeviceGammaRamp3DFX != NULL)
        {
                DDrStartupMessage("Using 3DFX gamma adjustment");

                if (gl_api->wglGetDeviceGammaRamp3DFX(gl->HDC, gl_gamma_ramp))
                        gl_gamma_ramp_valid = 1;
        }
        else
        {
                DDrStartupMessage("Using standard Windows gamma adjustment");

                if (GetDeviceGammaRamp(gl->HDC, gl_gamma_ramp))
                        gl_gamma_ramp_valid = 1;
        }
        
//      if (gl_gamma_ramp_valid)
//              daodan_set_gamma(ONrPersist_GetGamma());  Its not working :(
//      else
                DDrStartupMessage("gamma adjustment not supported");
        
        if (!gl_platform_set_pixel_format(gl->HDC))
                if (gl->DisplayMode.Depth != 16)
                {
                        if (!daodan_set_display_mode(gl->DisplayMode.Width, gl->DisplayMode.Height, 16))
                                goto exit_err;
                        
                        if (!gl_platform_set_pixel_format(gl->HDC))
                                goto exit_err;
                }

        lastmode.Width = gl->DisplayMode.Width;
        lastmode.Height = gl->DisplayMode.Height;
        lastmode.Depth = gl->DisplayMode.Depth;
        
        return 0;

exit_err:
        AUrMessageBox(1, "Failed to initialize OpenGL contexts; Oni will now exit.");
        exit(0);
        return 1;
}
Revision:	340
Committed:	Sat Jun 6 12:25:58 2009 UTC (16 years, 4 months ago) by rossy
Content type:	text/x-csrc
File size:	8185 byte(s)
Log Message:	fixed resolution list
#	Content
1	#include <windows.h>
2	#include <math.h>
3
4	#include "Oni.h"
5	#include "Oni_Persistence.h"
6	#include "Daodan_Utility.h"
7
8	#include "BFW_Utility.h"
9
10	#include "daodan_gl.h"
11	#include "oni_gl.h"
12
13	#define max_modes (104) // Dirty hack to add more resolutions, it really should only be 16 ^_^
14	#define builtin_modes (sizeof(daodan_reslist) / sizeof(M3tDisplayMode))
15	#define builtin_depths (sizeof(daodan_resdepths) / sizeof(short))
16
17	const M3tDisplayMode daodan_reslist[] = {
18	{ 720 , 480, 0, 0 },
19	{ 720 , 576, 0, 0 },
20	{ 768 , 480, 0, 0 },
21	{ 800 , 480, 0, 0 },
22	{ 800 , 600, 0, 0 },
23	{ 852 , 480, 0, 0 },
24	{ 856 , 480, 0, 0 },
25	{ 960 , 540, 0, 0 },
26	{ 960 , 720, 0, 0 },
27	{ 1024, 576, 0, 0 },
28	{ 1024, 600, 0, 0 },
29	{ 1024, 640, 0, 0 },
30	{ 1024, 768, 0, 0 },
31	{ 1152, 768, 0, 0 },
32	{ 1152, 864, 0, 0 },
33	{ 1280, 720, 0, 0 },
34	{ 1280, 768, 0, 0 },
35	{ 1280, 800, 0, 0 },
36	{ 1280, 960, 0, 0 },
37	{ 1280, 1024, 0, 0 },
38	{ 1366, 768, 0, 0 },
39	{ 1400, 1050, 0, 0 },
40	{ 1440, 900, 0, 0 },
41	{ 1600, 900, 0, 0 },
42	{ 1600, 1200, 0, 0 },
43	{ 1920, 1080, 0, 0 },
44	{ 1920, 1200, 0, 0 },
45	{ 1920, 1440, 0, 0 },
46	};
47
48	const short daodan_resdepths[] = { 16, 32 };
49
50	DEVMODE orig_devmode, cur_devmode, new_devmode;
51
52	void init_daodan_gl()
53	{
54	memset(&orig_devmode, 0, sizeof(orig_devmode));
55	orig_devmode.dmSize = sizeof(orig_devmode);
56
57	if (!EnumDisplaySettings(NULL, ENUM_CURRENT_SETTINGS, &orig_devmode))
58	{
59	orig_devmode.dmFields = DM_BITSPERPEL \| DM_PELSWIDTH \| DM_PELSHEIGHT;
60	orig_devmode.dmBitsPerPel = 32;
61	orig_devmode.dmPelsWidth = GetSystemMetrics(SM_CXSCREEN);
62	orig_devmode.dmPelsHeight = GetSystemMetrics(SM_CYSCREEN);
63	}
64
65	memcpy(&cur_devmode, &orig_devmode, sizeof(orig_devmode));
66	memcpy(&new_devmode, &orig_devmode, sizeof(orig_devmode));
67	}
68
69	void update_cdmode()
70	{
71	if (!EnumDisplaySettings(NULL, ENUM_CURRENT_SETTINGS, &cur_devmode))
72	{
73	cur_devmode.dmFields = DM_BITSPERPEL \| DM_PELSWIDTH \| DM_PELSHEIGHT;
74	cur_devmode.dmBitsPerPel = 32;
75	cur_devmode.dmPelsWidth = GetSystemMetrics(SM_CXSCREEN);
76	cur_devmode.dmPelsHeight = GetSystemMetrics(SM_CYSCREEN);
77	}
78	}
79
80	unsigned int ONICALL daodan_enumerate_valid_display_modes(M3tDisplayMode modes[max_modes])
81	{
82	unsigned int vmodes = 0;
83	unsigned int screen_x = orig_devmode.dmPelsWidth;
84	unsigned int screen_y = orig_devmode.dmPelsHeight;
85
86	int i, j;
87
88	for (i = 0; i < builtin_depths; i ++)
89	{
90	bool scrInsert = false;
91
92	modes[vmodes].Width = 640;
93	modes[vmodes].Height = 480;
94	modes[vmodes].Depth = daodan_resdepths[i];
95
96	if (++vmodes == max_modes - builtin_modes + i)
97	goto modesfull;
98
99	for (j = 0; j < builtin_modes; j ++)
100	if (!(daodan_reslist[j].Width == 640 && daodan_reslist[j].Height == 480) && !(daodan_reslist[j].Width == screen_x && daodan_reslist[j].Height == screen_y) &&
101	((daodan_reslist[j].Width < screen_x && daodan_reslist[j].Height < screen_y) \|\| daodan_testmode(daodan_reslist[j])))
102	{
103	if (!scrInsert && (daodan_reslist[j].Width > screen_x \|\| (daodan_reslist[j].Width == screen_x && daodan_reslist[j].Height > screen_y)))
104	{
105	modes[vmodes].Width = screen_x;
106	modes[vmodes].Height = screen_y;
107	modes[vmodes].Depth = daodan_resdepths[i];
108
109	if (++vmodes == max_modes - builtin_modes + i)
110	goto modesfull;
111
112	scrInsert = true;
113	}
114
115	modes[vmodes].Width = daodan_reslist[j].Width;
116	modes[vmodes].Height = daodan_reslist[j].Height;
117	modes[vmodes].Depth = daodan_resdepths[i];
118
119	if (++vmodes == max_modes - builtin_modes + i)
120	goto modesfull;
121	}
122
123	if (!scrInsert)
124	{
125	modes[vmodes].Width = screen_x;
126	modes[vmodes].Height = screen_y;
127	modes[vmodes].Depth = daodan_resdepths[i];
128
129	if (++vmodes == max_modes - builtin_modes + i)
130	goto modesfull;
131	}
132	}
133
134	modesfull:
135	return vmodes;
136	}
137
138	bool daodan_testmode(M3tDisplayMode mode)
139	{
140	DEVMODE devmode;
141	memset(&devmode, 0, sizeof(devmode));
142
143	devmode.dmSize = sizeof(devmode);
144	devmode.dmFields = DM_BITSPERPEL \| DM_PELSWIDTH \| DM_PELSHEIGHT;
145	devmode.dmBitsPerPel = mode.Depth;
146	devmode.dmPelsWidth = mode.Width;
147	devmode.dmPelsHeight = mode.Height;
148
149	return (ChangeDisplaySettings(&devmode, CDS_TEST \| CDS_FULLSCREEN) == DISP_CHANGE_SUCCESSFUL);
150	}
151
152	int daodan_set_display_mode(short width, short height, short depth)
153	{
154	if (M3gResolutionSwitch)
155	{
156	DEVMODE new_devmode;
157	new_devmode.dmSize = sizeof(new_devmode);
158	new_devmode.dmFields = DM_BITSPERPEL \| DM_PELSHEIGHT \| DM_PELSWIDTH;
159	new_devmode.dmPelsWidth = width;
160	new_devmode.dmPelsHeight = height;
161	new_devmode.dmBitsPerPel = depth;
162
163	if (ChangeDisplaySettings(&new_devmode, CDS_TEST) != DISP_CHANGE_SUCCESSFUL)
164	return 0;
165
166	if (ChangeDisplaySettings(&new_devmode, CDS_FULLSCREEN) != DISP_CHANGE_SUCCESSFUL)
167	return 0;
168
169	update_cdmode();
170	gl->DisplayMode.Width = cur_devmode.dmPelsWidth;
171	gl->DisplayMode.Height = cur_devmode.dmPelsHeight;
172	if (cur_devmode.dmBitsPerPel > depth)
173	gl->DisplayMode.Depth = cur_devmode.dmBitsPerPel;
174	}
175	else
176	{
177	update_cdmode();
178	if (cur_devmode.dmBitsPerPel > depth)
179	gl->DisplayMode.Depth = cur_devmode.dmBitsPerPel;
180	}
181	return 1;
182	}
183
184	void daodan_set_gamma(float gamma)
185	{
186	WORD ramp[3 * 256];
187	int i;
188
189	if (!gl_gamma_ramp_valid)
190	return;
191
192	gamma = (1.0f - gamma) * 1.2f + 0.4f;
193
194	for (i = 0; i < sizeof(ramp); i++)
195	{
196	int value = (int)(pow(gl_gamma_ramp[i] / 65535.0f, gamma) * 65535.0f);
197
198	if (value < 0)
199	value = 0;
200	else if (value > 65535)
201	value = 65535;
202
203	ramp[i] = value;
204	}
205
206	if (gl_api->wglSetDeviceGammaRamp3DFX)
207	gl_api->wglSetDeviceGammaRamp3DFX(gl->HDC, ramp);
208	else
209	SetDeviceGammaRamp(gl->HDC, ramp);
210	}
211
212	int ONICALL daodangl_platform_initialize()
213	{
214	static M3tDisplayMode lastmode = {0, 0, 0, 0};
215
216	if (lastmode.Width != gl->DisplayMode.Width \|\| lastmode.Height != gl->DisplayMode.Height \|\| lastmode.Depth != gl->DisplayMode.Depth)
217	if (!daodan_set_display_mode(gl->DisplayMode.Width, gl->DisplayMode.Height, gl->DisplayMode.Depth))
218	if (gl->DisplayMode.Width != 640 \|\| gl->DisplayMode.Height != 480 \|\| gl->DisplayMode.Depth != 16)
219	{
220	gl->DisplayMode.Width = 640;
221	gl->DisplayMode.Height = 480;
222	if (!daodan_set_display_mode(640, 480, 16))
223	goto exit_err;
224	}
225
226	if (lastmode.Width != gl->DisplayMode.Width \|\| lastmode.Height != gl->DisplayMode.Height)
227	{
228	RECT Rect;
229	Rect.left = (GetSystemMetrics(SM_CXSCREEN) / 2) - (gl->DisplayMode.Width / 2);
230	Rect.top = (GetSystemMetrics(SM_CYSCREEN) / 2) - (gl->DisplayMode.Height / 2);
231	Rect.right = Rect.left + gl->DisplayMode.Width;
232	Rect.bottom = Rect.top + gl->DisplayMode.Height;
233	AdjustWindowRect(&Rect, WS_OVERLAPPED \| WS_MAXIMIZEBOX \| WS_MINIMIZEBOX, FALSE);
234
235	SetWindowPos(ONgPlatformData.Window, NULL, Rect.left, Rect.top, Rect.right - Rect.left, Rect.bottom - Rect.top, SWP_NOACTIVATE \| SWP_NOZORDER);
236	}
237
238	if (gl->HDC == NULL)
239	if ((gl->HDC = GetDC(ONgPlatformData.Window)) == NULL)
240	goto exit_err;
241
242	if (gl_api->wglGetDeviceGammaRamp3DFX != NULL)
243	{
244	DDrStartupMessage("Using 3DFX gamma adjustment");
245
246	if (gl_api->wglGetDeviceGammaRamp3DFX(gl->HDC, gl_gamma_ramp))
247	gl_gamma_ramp_valid = 1;
248	}
249	else
250	{
251	DDrStartupMessage("Using standard Windows gamma adjustment");
252
253	if (GetDeviceGammaRamp(gl->HDC, gl_gamma_ramp))
254	gl_gamma_ramp_valid = 1;
255	}
256
257	// if (gl_gamma_ramp_valid)
258	// daodan_set_gamma(ONrPersist_GetGamma()); Its not working :(
259	// else
260	DDrStartupMessage("gamma adjustment not supported");
261
262	if (!gl_platform_set_pixel_format(gl->HDC))
263	if (gl->DisplayMode.Depth != 16)
264	{
265	if (!daodan_set_display_mode(gl->DisplayMode.Width, gl->DisplayMode.Height, 16))
266	goto exit_err;
267
268	if (!gl_platform_set_pixel_format(gl->HDC))
269	goto exit_err;
270	}
271
272	lastmode.Width = gl->DisplayMode.Width;
273	lastmode.Height = gl->DisplayMode.Height;
274	lastmode.Depth = gl->DisplayMode.Depth;
275
276	return 0;
277
278	exit_err:
279	AUrMessageBox(1, "Failed to initialize OpenGL contexts; Oni will now exit.");
280	exit(0);
281	return 1;
282	}