d07c171f |
1 | /* |
2 | Copyright (C) 2003 Rice1964 |
3 | |
4 | This program is free software; you can redistribute it and/or |
5 | modify it under the terms of the GNU General Public License |
6 | as published by the Free Software Foundation; either version 2 |
7 | of the License, or (at your option) any later version. |
8 | |
9 | This program is distributed in the hope that it will be useful, |
10 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
11 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
12 | GNU General Public License for more details. |
13 | |
14 | You should have received a copy of the GNU General Public License |
15 | along with this program; if not, write to the Free Software |
16 | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
17 | |
18 | */ |
19 | |
20 | #include "osal_opengl.h" |
21 | |
22 | #include "DeviceBuilder.h" |
23 | #include "FrameBuffer.h" |
24 | #include "OGLCombiner.h" |
25 | #include "OGLDebug.h" |
26 | #include "OGLExtRender.h" |
27 | #include "OGLGraphicsContext.h" |
28 | #include "OGLTexture.h" |
29 | #if SDL_VIDEO_OPENGL |
30 | #include "OGLExtCombiner.h" |
31 | #ifndef HAVE_GLES |
32 | #include "OGLCombinerNV.h" |
33 | #include "OGLCombinerTNT2.h" |
34 | #include "OGLFragmentShaders.h" |
35 | #endif |
36 | #include "OGLExtensions.h" |
37 | #elif SDL_VIDEO_OPENGL_ES2 |
38 | #include "OGLES2FragmentShaders.h" |
39 | #endif |
40 | |
41 | //======================================================================== |
42 | CDeviceBuilder* CDeviceBuilder::m_pInstance=NULL; |
43 | SupportedDeviceType CDeviceBuilder::m_deviceType = DIRECTX_DEVICE; |
44 | SupportedDeviceType CDeviceBuilder::m_deviceGeneralType = DIRECTX_DEVICE; |
45 | |
46 | CDeviceBuilder* CDeviceBuilder::GetBuilder(void) |
47 | { |
48 | if( m_pInstance == NULL ) |
49 | CreateBuilder(m_deviceType); |
50 | |
51 | return m_pInstance; |
52 | } |
53 | |
54 | void CDeviceBuilder::SelectDeviceType(SupportedDeviceType type) |
55 | { |
56 | if( type != m_deviceType && m_pInstance != NULL ) |
57 | { |
58 | DeleteBuilder(); |
59 | } |
60 | |
61 | CDeviceBuilder::m_deviceType = type; |
62 | switch(type) |
63 | { |
64 | case OGL_DEVICE: |
65 | case OGL_1_1_DEVICE: |
66 | case OGL_1_2_DEVICE: |
67 | case OGL_1_3_DEVICE: |
68 | case OGL_1_4_DEVICE: |
69 | case OGL_1_4_V2_DEVICE: |
70 | case OGL_TNT2_DEVICE: |
71 | case NVIDIA_OGL_DEVICE: |
72 | case OGL_FRAGMENT_PROGRAM: |
73 | CDeviceBuilder::m_deviceGeneralType = OGL_DEVICE; |
74 | break; |
75 | default: |
76 | break; |
77 | } |
78 | } |
79 | |
80 | SupportedDeviceType CDeviceBuilder::GetDeviceType(void) |
81 | { |
82 | return CDeviceBuilder::m_deviceType; |
83 | } |
84 | |
85 | SupportedDeviceType CDeviceBuilder::GetGeneralDeviceType(void) |
86 | { |
87 | return CDeviceBuilder::m_deviceGeneralType; |
88 | } |
89 | |
90 | CDeviceBuilder* CDeviceBuilder::CreateBuilder(SupportedDeviceType type) |
91 | { |
92 | if( m_pInstance == NULL ) |
93 | { |
94 | switch( type ) |
95 | { |
96 | case OGL_DEVICE: |
97 | case OGL_1_1_DEVICE: |
98 | case OGL_1_2_DEVICE: |
99 | case OGL_1_3_DEVICE: |
100 | case OGL_1_4_DEVICE: |
101 | case OGL_1_4_V2_DEVICE: |
102 | case OGL_TNT2_DEVICE: |
103 | case NVIDIA_OGL_DEVICE: |
104 | case OGL_FRAGMENT_PROGRAM: |
105 | m_pInstance = new OGLDeviceBuilder(); |
106 | break; |
107 | default: |
108 | DebugMessage(M64MSG_ERROR, "CreateBuilder: unknown OGL device type"); |
109 | exit(1); |
110 | } |
111 | |
112 | SAFE_CHECK(m_pInstance); |
113 | } |
114 | |
115 | return m_pInstance; |
116 | } |
117 | |
118 | void CDeviceBuilder::DeleteBuilder(void) |
119 | { |
120 | delete m_pInstance; |
121 | m_pInstance = NULL; |
122 | } |
123 | |
124 | CDeviceBuilder::CDeviceBuilder() : |
125 | m_pRender(NULL), |
126 | m_pGraphicsContext(NULL), |
127 | m_pColorCombiner(NULL), |
128 | m_pAlphaBlender(NULL) |
129 | { |
130 | } |
131 | |
132 | CDeviceBuilder::~CDeviceBuilder() |
133 | { |
134 | DeleteGraphicsContext(); |
135 | DeleteRender(); |
136 | DeleteColorCombiner(); |
137 | DeleteAlphaBlender(); |
138 | } |
139 | |
140 | void CDeviceBuilder::DeleteGraphicsContext(void) |
141 | { |
142 | if( m_pGraphicsContext != NULL ) |
143 | { |
144 | delete m_pGraphicsContext; |
145 | CGraphicsContext::g_pGraphicsContext = m_pGraphicsContext = NULL; |
146 | } |
147 | |
148 | SAFE_DELETE(g_pFrameBufferManager); |
149 | } |
150 | |
151 | void CDeviceBuilder::DeleteRender(void) |
152 | { |
153 | if( m_pRender != NULL ) |
154 | { |
155 | delete m_pRender; |
156 | CRender::g_pRender = m_pRender = NULL; |
157 | CRender::gRenderReferenceCount = 0; |
158 | } |
159 | } |
160 | |
161 | void CDeviceBuilder::DeleteColorCombiner(void) |
162 | { |
163 | if( m_pColorCombiner != NULL ) |
164 | { |
165 | delete m_pColorCombiner; |
166 | m_pColorCombiner = NULL; |
167 | } |
168 | } |
169 | |
170 | void CDeviceBuilder::DeleteAlphaBlender(void) |
171 | { |
172 | if( m_pAlphaBlender != NULL ) |
173 | { |
174 | delete m_pAlphaBlender; |
175 | m_pAlphaBlender = NULL; |
176 | } |
177 | } |
178 | |
179 | |
180 | //======================================================================== |
181 | |
182 | CGraphicsContext * OGLDeviceBuilder::CreateGraphicsContext(void) |
183 | { |
184 | if( m_pGraphicsContext == NULL ) |
185 | { |
186 | m_pGraphicsContext = new COGLGraphicsContext(); |
187 | SAFE_CHECK(m_pGraphicsContext); |
188 | CGraphicsContext::g_pGraphicsContext = m_pGraphicsContext; |
189 | } |
190 | |
191 | g_pFrameBufferManager = new FrameBufferManager; |
192 | return m_pGraphicsContext; |
193 | } |
194 | |
195 | CRender * OGLDeviceBuilder::CreateRender(void) |
196 | { |
197 | if( m_pRender == NULL ) |
198 | { |
199 | if( CGraphicsContext::g_pGraphicsContext == NULL && CGraphicsContext::g_pGraphicsContext->Ready() ) |
200 | { |
201 | DebugMessage(M64MSG_ERROR, "Can not create ColorCombiner before creating and initializing GraphicsContext"); |
202 | m_pRender = NULL; |
203 | SAFE_CHECK(m_pRender); |
204 | } |
205 | |
206 | COGLGraphicsContext &context = *((COGLGraphicsContext*)CGraphicsContext::g_pGraphicsContext); |
207 | |
208 | if( context.m_bSupportMultiTexture ) |
209 | { |
210 | // OGL extension render |
211 | m_pRender = new COGLExtRender(); |
212 | } |
213 | else |
214 | { |
215 | // Basic OGL Render |
216 | m_pRender = new OGLRender(); |
217 | } |
218 | SAFE_CHECK(m_pRender); |
219 | CRender::g_pRender = m_pRender; |
220 | } |
221 | |
222 | return m_pRender; |
223 | } |
224 | |
225 | CTexture * OGLDeviceBuilder::CreateTexture(uint32 dwWidth, uint32 dwHeight, TextureUsage usage) |
226 | { |
227 | COGLTexture *txtr = new COGLTexture(dwWidth, dwHeight, usage); |
228 | if( txtr->m_pTexture == NULL ) |
229 | { |
230 | delete txtr; |
231 | TRACE0("Cannot create new texture, out of video memory"); |
232 | return NULL; |
233 | } |
234 | else |
235 | return txtr; |
236 | } |
237 | |
238 | CColorCombiner * OGLDeviceBuilder::CreateColorCombiner(CRender *pRender) |
239 | { |
240 | if( m_pColorCombiner == NULL ) |
241 | { |
242 | if( CGraphicsContext::g_pGraphicsContext == NULL && CGraphicsContext::g_pGraphicsContext->Ready() ) |
243 | { |
244 | DebugMessage(M64MSG_ERROR, "Can not create ColorCombiner before creating and initializing GraphicsContext"); |
245 | } |
246 | else |
247 | { |
248 | m_deviceType = (SupportedDeviceType)options.OpenglRenderSetting; |
249 | |
250 | #if SDL_VIDEO_OPENGL |
251 | |
252 | if (m_deviceType == NVIDIA_OGL_DEVICE && !bNvidiaExtensionsSupported) |
253 | { |
254 | DebugMessage(M64MSG_WARNING, "Your video card does not support Nvidia OpenGL extensions. Falling back to auto device."); |
255 | m_deviceType = OGL_DEVICE; |
256 | } |
257 | if( m_deviceType == OGL_DEVICE ) // Best fit |
258 | { |
259 | GLint maxUnit = 2; |
260 | COGLGraphicsContext *pcontext = (COGLGraphicsContext *)(CGraphicsContext::g_pGraphicsContext); |
261 | glGetIntegerv(GL_MAX_TEXTURE_UNITS_ARB,&maxUnit); |
262 | OPENGL_CHECK_ERRORS; |
263 | #ifndef HAVE_GLES |
264 | if( pcontext->IsExtensionSupported("GL_ARB_fragment_program") ) |
265 | { |
266 | m_pColorCombiner = new COGL_FragmentProgramCombiner(pRender); |
267 | DebugMessage(M64MSG_VERBOSE, "OpenGL Combiner: Fragment Program"); |
268 | } |
269 | else if( pcontext->IsExtensionSupported("GL_NV_texture_env_combine4") || |
270 | pcontext->IsExtensionSupported("GL_NV_register_combiners") ) |
271 | { |
272 | m_pColorCombiner = new COGLColorCombinerNvidia(pRender); |
273 | DebugMessage(M64MSG_VERBOSE, "OpenGL Combiner: NVidia"); |
274 | } |
275 | else if( pcontext->IsExtensionSupported("GL_NV_texture_env_combine4") ) |
276 | { |
277 | m_pColorCombiner = new COGLColorCombinerTNT2(pRender); |
278 | DebugMessage(M64MSG_VERBOSE, "OpenGL Combiner: TNT2"); |
279 | } |
280 | else if( pcontext->IsExtensionSupported("GL_EXT_texture_env_combine") || |
281 | pcontext->IsExtensionSupported("GL_ARB_texture_env_combine") ) |
282 | { |
283 | if( pcontext->IsExtensionSupported("GL_ARB_texture_env_crossbar") ) |
284 | #endif |
285 | { |
286 | #ifndef HAVE_GLES |
287 | if( maxUnit > 2 ) |
288 | { |
289 | m_pColorCombiner = new COGLColorCombiner4v2(pRender); |
290 | DebugMessage(M64MSG_VERBOSE, "OpenGL Combiner: OGL 1.4 version 2"); |
291 | } |
292 | else |
293 | #endif |
294 | { |
295 | m_pColorCombiner = new COGLColorCombiner4(pRender); |
296 | DebugMessage(M64MSG_VERBOSE, "OpenGL Combiner: OGL 1.4"); |
297 | } |
298 | } |
299 | #ifndef HAVE_GLES |
300 | else |
301 | { |
302 | if( maxUnit > 2 ) |
303 | { |
304 | m_pColorCombiner = new COGLColorCombiner4v2(pRender); |
305 | DebugMessage(M64MSG_VERBOSE, "OpenGL Combiner: OGL 1.4 version 2 (w/o env crossbar)"); |
306 | } |
307 | else |
308 | { |
309 | m_pColorCombiner = new COGLColorCombiner2(pRender); |
310 | DebugMessage(M64MSG_VERBOSE, "OpenGL Combiner: OGL 1.2/1.3"); |
311 | } |
312 | } |
313 | } |
314 | else |
315 | { |
316 | m_pColorCombiner = new COGLColorCombiner(pRender); |
317 | DebugMessage(M64MSG_VERBOSE, "OpenGL Combiner: Basic OGL"); |
318 | } |
319 | #endif |
320 | } |
321 | else |
322 | { |
323 | switch(m_deviceType) |
324 | { |
325 | case OGL_1_1_DEVICE: |
326 | m_pColorCombiner = new COGLColorCombiner(pRender); |
327 | DebugMessage(M64MSG_VERBOSE, "OpenGL Combiner: Basic OGL"); |
328 | break; |
329 | case OGL_1_2_DEVICE: |
330 | case OGL_1_3_DEVICE: |
331 | m_pColorCombiner = new COGLColorCombiner2(pRender); |
332 | DebugMessage(M64MSG_VERBOSE, "OpenGL Combiner: OGL 1.2/1.3"); |
333 | break; |
334 | case OGL_1_4_DEVICE: |
335 | m_pColorCombiner = new COGLColorCombiner4(pRender); |
336 | DebugMessage(M64MSG_VERBOSE, "OpenGL Combiner: OGL 1.4"); |
337 | break; |
338 | case OGL_1_4_V2_DEVICE: |
339 | m_pColorCombiner = new COGLColorCombiner4v2(pRender); |
340 | DebugMessage(M64MSG_VERBOSE, "OpenGL Combiner: OGL 1.4 Version 2"); |
341 | break; |
342 | #ifndef HAVE_GLES |
343 | case OGL_TNT2_DEVICE: |
344 | m_pColorCombiner = new COGLColorCombinerTNT2(pRender); |
345 | DebugMessage(M64MSG_VERBOSE, "OpenGL Combiner: TNT2"); |
346 | break; |
347 | case NVIDIA_OGL_DEVICE: |
348 | m_pColorCombiner = new COGLColorCombinerNvidia(pRender); |
349 | DebugMessage(M64MSG_VERBOSE, "OpenGL Combiner: Nvidia"); |
350 | break; |
351 | case OGL_FRAGMENT_PROGRAM: |
352 | m_pColorCombiner = new COGL_FragmentProgramCombiner(pRender); |
353 | DebugMessage(M64MSG_VERBOSE, "OpenGL Combiner: Fragment Program"); |
354 | break; |
355 | #endif |
356 | default: |
357 | break; |
358 | } |
359 | } |
360 | |
361 | #elif SDL_VIDEO_OPENGL_ES2 |
362 | m_pColorCombiner = new COGL_FragmentProgramCombiner(pRender); |
363 | DebugMessage(M64MSG_VERBOSE, "OpenGL Combiner: Fragment Program"); |
364 | #endif |
365 | } |
366 | |
367 | SAFE_CHECK(m_pColorCombiner); |
368 | } |
369 | |
370 | return m_pColorCombiner; |
371 | } |
372 | |
373 | CBlender * OGLDeviceBuilder::CreateAlphaBlender(CRender *pRender) |
374 | { |
375 | if( m_pAlphaBlender == NULL ) |
376 | { |
377 | m_pAlphaBlender = new COGLBlender(pRender); |
378 | SAFE_CHECK(m_pAlphaBlender); |
379 | } |
380 | |
381 | return m_pAlphaBlender; |
382 | } |
383 | |