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@ -13,478 +13,42 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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GNU General Public License for more details. |
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GNU General Public License for more details. |
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*/ |
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*/ |
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#include "common.h" |
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#include "gl_local.h" |
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#include "gl_local.h" |
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#include "gl_export.h" |
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#include "gl_export.h" |
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#define GL_CALL( x ) #x, (void**)&p##x |
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ref_api_t gEngfuncs; |
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static dllfunc_t opengl_110funcs[] = |
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ref_globals_t *gpGlobals; |
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{ |
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{ GL_CALL( glClearColor ) }, |
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{ GL_CALL( glClear ) }, |
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{ GL_CALL( glAlphaFunc ) }, |
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{ GL_CALL( glBlendFunc ) }, |
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{ GL_CALL( glCullFace ) }, |
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{ GL_CALL( glDrawBuffer ) }, |
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{ GL_CALL( glReadBuffer ) }, |
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{ GL_CALL( glAccum ) }, |
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{ GL_CALL( glEnable ) }, |
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{ GL_CALL( glDisable ) }, |
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{ GL_CALL( glEnableClientState ) }, |
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{ GL_CALL( glDisableClientState ) }, |
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{ GL_CALL( glGetBooleanv ) }, |
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{ GL_CALL( glGetDoublev ) }, |
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{ GL_CALL( glGetFloatv ) }, |
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{ GL_CALL( glGetIntegerv ) }, |
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{ GL_CALL( glGetError ) }, |
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{ GL_CALL( glGetString ) }, |
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{ GL_CALL( glFinish ) }, |
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{ GL_CALL( glFlush ) }, |
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{ GL_CALL( glClearDepth ) }, |
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{ GL_CALL( glDepthFunc ) }, |
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{ GL_CALL( glDepthMask ) }, |
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{ GL_CALL( glDepthRange ) }, |
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{ GL_CALL( glFrontFace ) }, |
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{ GL_CALL( glDrawElements ) }, |
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{ GL_CALL( glDrawArrays ) }, |
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{ GL_CALL( glColorMask ) }, |
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{ GL_CALL( glIndexPointer ) }, |
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{ GL_CALL( glVertexPointer ) }, |
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{ GL_CALL( glNormalPointer ) }, |
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{ GL_CALL( glColorPointer ) }, |
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{ GL_CALL( glTexCoordPointer ) }, |
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{ GL_CALL( glArrayElement ) }, |
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{ GL_CALL( glColor3f ) }, |
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{ GL_CALL( glColor3fv ) }, |
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{ GL_CALL( glColor4f ) }, |
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{ GL_CALL( glColor4fv ) }, |
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{ GL_CALL( glColor3ub ) }, |
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{ GL_CALL( glColor4ub ) }, |
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{ GL_CALL( glColor4ubv ) }, |
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{ GL_CALL( glTexCoord1f ) }, |
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{ GL_CALL( glTexCoord2f ) }, |
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{ GL_CALL( glTexCoord3f ) }, |
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{ GL_CALL( glTexCoord4f ) }, |
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{ GL_CALL( glTexCoord1fv ) }, |
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{ GL_CALL( glTexCoord2fv ) }, |
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{ GL_CALL( glTexCoord3fv ) }, |
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{ GL_CALL( glTexCoord4fv ) }, |
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{ GL_CALL( glTexGenf ) }, |
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{ GL_CALL( glTexGenfv ) }, |
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{ GL_CALL( glTexGeni ) }, |
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{ GL_CALL( glVertex2f ) }, |
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{ GL_CALL( glVertex3f ) }, |
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{ GL_CALL( glVertex3fv ) }, |
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{ GL_CALL( glNormal3f ) }, |
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{ GL_CALL( glNormal3fv ) }, |
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{ GL_CALL( glBegin ) }, |
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{ GL_CALL( glEnd ) }, |
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{ GL_CALL( glLineWidth ) }, |
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{ GL_CALL( glPointSize ) }, |
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{ GL_CALL( glMatrixMode ) }, |
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{ GL_CALL( glOrtho ) }, |
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{ GL_CALL( glRasterPos2f ) }, |
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{ GL_CALL( glFrustum ) }, |
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{ GL_CALL( glViewport ) }, |
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{ GL_CALL( glPushMatrix ) }, |
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{ GL_CALL( glPopMatrix ) }, |
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{ GL_CALL( glPushAttrib ) }, |
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{ GL_CALL( glPopAttrib ) }, |
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{ GL_CALL( glLoadIdentity ) }, |
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{ GL_CALL( glLoadMatrixd ) }, |
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{ GL_CALL( glLoadMatrixf ) }, |
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{ GL_CALL( glMultMatrixd ) }, |
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{ GL_CALL( glMultMatrixf ) }, |
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{ GL_CALL( glRotated ) }, |
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{ GL_CALL( glRotatef ) }, |
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{ GL_CALL( glScaled ) }, |
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{ GL_CALL( glScalef ) }, |
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{ GL_CALL( glTranslated ) }, |
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{ GL_CALL( glTranslatef ) }, |
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{ GL_CALL( glReadPixels ) }, |
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{ GL_CALL( glDrawPixels ) }, |
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{ GL_CALL( glStencilFunc ) }, |
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{ GL_CALL( glStencilMask ) }, |
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{ GL_CALL( glStencilOp ) }, |
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{ GL_CALL( glClearStencil ) }, |
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{ GL_CALL( glIsEnabled ) }, |
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{ GL_CALL( glIsList ) }, |
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{ GL_CALL( glIsTexture ) }, |
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{ GL_CALL( glTexEnvf ) }, |
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{ GL_CALL( glTexEnvfv ) }, |
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{ GL_CALL( glTexEnvi ) }, |
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{ GL_CALL( glTexParameterf ) }, |
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{ GL_CALL( glTexParameterfv ) }, |
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{ GL_CALL( glTexParameteri ) }, |
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{ GL_CALL( glHint ) }, |
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{ GL_CALL( glPixelStoref ) }, |
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{ GL_CALL( glPixelStorei ) }, |
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{ GL_CALL( glGenTextures ) }, |
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{ GL_CALL( glDeleteTextures ) }, |
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{ GL_CALL( glBindTexture ) }, |
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{ GL_CALL( glTexImage1D ) }, |
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{ GL_CALL( glTexImage2D ) }, |
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{ GL_CALL( glTexSubImage1D ) }, |
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{ GL_CALL( glTexSubImage2D ) }, |
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{ GL_CALL( glCopyTexImage1D ) }, |
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{ GL_CALL( glCopyTexImage2D ) }, |
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{ GL_CALL( glCopyTexSubImage1D ) }, |
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{ GL_CALL( glCopyTexSubImage2D ) }, |
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{ GL_CALL( glScissor ) }, |
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{ GL_CALL( glGetTexImage ) }, |
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{ GL_CALL( glGetTexEnviv ) }, |
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{ GL_CALL( glPolygonOffset ) }, |
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{ GL_CALL( glPolygonMode ) }, |
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{ GL_CALL( glPolygonStipple ) }, |
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{ GL_CALL( glClipPlane ) }, |
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{ GL_CALL( glGetClipPlane ) }, |
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{ GL_CALL( glShadeModel ) }, |
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{ GL_CALL( glGetTexLevelParameteriv ) }, |
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{ GL_CALL( glGetTexLevelParameterfv ) }, |
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{ GL_CALL( glFogfv ) }, |
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{ GL_CALL( glFogf ) }, |
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{ GL_CALL( glFogi ) }, |
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{ NULL , NULL } |
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}; |
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static dllfunc_t debugoutputfuncs[] = |
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{ |
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{ GL_CALL( glDebugMessageControlARB ) }, |
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{ GL_CALL( glDebugMessageInsertARB ) }, |
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{ GL_CALL( glDebugMessageCallbackARB ) }, |
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{ GL_CALL( glGetDebugMessageLogARB ) }, |
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{ NULL , NULL } |
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}; |
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static dllfunc_t multitexturefuncs[] = |
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{ |
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{ GL_CALL( glMultiTexCoord1f ) }, |
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{ GL_CALL( glMultiTexCoord2f ) }, |
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{ GL_CALL( glMultiTexCoord3f ) }, |
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{ GL_CALL( glMultiTexCoord4f ) }, |
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{ GL_CALL( glActiveTexture ) }, |
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{ GL_CALL( glActiveTextureARB ) }, |
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{ GL_CALL( glClientActiveTexture ) }, |
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{ GL_CALL( glClientActiveTextureARB ) }, |
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{ NULL , NULL } |
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}; |
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static dllfunc_t texture3dextfuncs[] = |
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{ |
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{ GL_CALL( glTexImage3D ) }, |
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{ GL_CALL( glTexSubImage3D ) }, |
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{ GL_CALL( glCopyTexSubImage3D ) }, |
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{ NULL , NULL } |
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}; |
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static dllfunc_t texturecompressionfuncs[] = |
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{ |
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{ GL_CALL( glCompressedTexImage3DARB ) }, |
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{ GL_CALL( glCompressedTexImage2DARB ) }, |
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{ GL_CALL( glCompressedTexImage1DARB ) }, |
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{ GL_CALL( glCompressedTexSubImage3DARB ) }, |
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{ GL_CALL( glCompressedTexSubImage2DARB ) }, |
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{ GL_CALL( glCompressedTexSubImage1DARB ) }, |
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{ GL_CALL( glGetCompressedTexImage ) }, |
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{ NULL , NULL } |
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}; |
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static dllfunc_t vbofuncs[] = |
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{ |
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{ GL_CALL( glBindBufferARB ) }, |
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{ GL_CALL( glDeleteBuffersARB ) }, |
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{ GL_CALL( glGenBuffersARB ) }, |
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{ GL_CALL( glIsBufferARB ) }, |
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{ GL_CALL( glMapBufferARB ) }, |
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{ GL_CALL( glUnmapBufferARB ) }, // ,
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{ GL_CALL( glBufferDataARB ) }, |
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{ GL_CALL( glBufferSubDataARB ) }, |
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{ NULL, NULL} |
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}; |
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/*
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/*
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======================== |
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============ |
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DebugCallback |
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Con_Printf |
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For ARB_debug_output |
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engine callback wrapper |
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======================== |
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============ |
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*/ |
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*/ |
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static void APIENTRY GL_DebugOutput( GLuint source, GLuint type, GLuint id, GLuint severity, GLint length, const GLcharARB *message, GLvoid *userParam ) |
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void Con_Printf( const char *fmt, ... ) |
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{ |
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{ |
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switch( type ) |
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va_list args; |
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{ |
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va_start( args, fmt ); |
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case GL_DEBUG_TYPE_ERROR_ARB: |
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gEngfuncs.Con_VPrintf( fmt, args ); |
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Con_Printf( S_OPENGL_ERROR "%s\n", message ); |
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va_end( args ); |
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break; |
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case GL_DEBUG_TYPE_DEPRECATED_BEHAVIOR_ARB: |
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Con_Printf( S_OPENGL_WARN "%s\n", message ); |
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break; |
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case GL_DEBUG_TYPE_UNDEFINED_BEHAVIOR_ARB: |
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Con_Printf( S_OPENGL_WARN "%s\n", message ); |
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break; |
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case GL_DEBUG_TYPE_PORTABILITY_ARB: |
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if( host_developer.value < DEV_EXTENDED ) |
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return; |
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Con_Printf( S_OPENGL_WARN "%s\n", message ); |
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break; |
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case GL_DEBUG_TYPE_PERFORMANCE_ARB: |
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Con_Printf( S_OPENGL_NOTE "%s\n", message ); |
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break; |
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case GL_DEBUG_TYPE_OTHER_ARB: |
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default: Con_Printf( S_OPENGL_NOTE "%s\n", message ); |
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break; |
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} |
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} |
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} |
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#ifdef XASH_GLES |
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ref_interface_t gReffuncs = |
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void GL_InitExtensionsGLES( void ) |
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{ |
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{ |
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// intialize wrapper type
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#ifdef XASH_NANOGL |
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glConfig.context = CONTEXT_TYPE_GLES_1_X; |
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glConfig.wrapper = GLES_WRAPPER_NANOGL; |
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#elif defined( XASH_WES ) |
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glConfig.context = CONTEXT_TYPE_GLES_2_X; |
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glConfig.wrapper = GLES_WRAPPER_WES; |
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#endif |
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|
|
|
|
|
|
glConfig.hardware_type = GLHW_GENERIC; |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
// initalize until base opengl functions loaded
|
|
|
|
|
|
|
|
GL_SetExtension( GL_DRAW_RANGEELEMENTS_EXT, true ); |
|
|
|
|
|
|
|
GL_SetExtension( GL_ARB_MULTITEXTURE, true ); |
|
|
|
|
|
|
|
pglGetIntegerv( GL_MAX_TEXTURE_UNITS_ARB, &glConfig.max_texture_units ); |
|
|
|
|
|
|
|
glConfig.max_texture_coords = glConfig.max_texture_units = 4; |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
GL_SetExtension( GL_ENV_COMBINE_EXT, true ); |
|
|
|
|
|
|
|
GL_SetExtension( GL_DOT3_ARB_EXT, true ); |
|
|
|
|
|
|
|
GL_SetExtension( GL_TEXTURE_3D_EXT, false ); |
|
|
|
|
|
|
|
GL_SetExtension( GL_SGIS_MIPMAPS_EXT, true ); // gles specs
|
|
|
|
|
|
|
|
GL_SetExtension( GL_ARB_VERTEX_BUFFER_OBJECT_EXT, true ); // gles specs
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
// hardware cubemaps
|
|
|
|
|
|
|
|
GL_CheckExtension( "GL_OES_texture_cube_map", NULL, "gl_texture_cubemap", GL_TEXTURECUBEMAP_EXT ); |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
if( GL_Support( GL_TEXTURECUBEMAP_EXT )) |
|
|
|
|
|
|
|
pglGetIntegerv( GL_MAX_CUBE_MAP_TEXTURE_SIZE_ARB, &glConfig.max_cubemap_size ); |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
GL_SetExtension( GL_ARB_SEAMLESS_CUBEMAP, false ); |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
GL_SetExtension( GL_EXT_POINTPARAMETERS, false ); |
|
|
|
|
|
|
|
GL_CheckExtension( "GL_OES_texture_npot", NULL, "gl_texture_npot", GL_ARB_TEXTURE_NPOT_EXT ); |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
GL_SetExtension( GL_TEXTURE_COMPRESSION_EXT, false ); |
|
|
|
|
|
|
|
GL_SetExtension( GL_CUSTOM_VERTEX_ARRAY_EXT, false ); |
|
|
|
|
|
|
|
GL_SetExtension( GL_CLAMPTOEDGE_EXT, true ); // by gles1 specs
|
|
|
|
|
|
|
|
GL_SetExtension( GL_ANISOTROPY_EXT, false ); |
|
|
|
|
|
|
|
GL_SetExtension( GL_TEXTURE_LODBIAS, false ); |
|
|
|
|
|
|
|
GL_SetExtension( GL_CLAMP_TEXBORDER_EXT, false ); |
|
|
|
|
|
|
|
GL_SetExtension( GL_BLEND_MINMAX_EXT, false ); |
|
|
|
|
|
|
|
GL_SetExtension( GL_BLEND_SUBTRACT_EXT, false ); |
|
|
|
|
|
|
|
GL_SetExtension( GL_SEPARATESTENCIL_EXT, false ); |
|
|
|
|
|
|
|
GL_SetExtension( GL_STENCILTWOSIDE_EXT, false ); |
|
|
|
|
|
|
|
GL_SetExtension( GL_TEXTURE_ENV_ADD_EXT,false ); |
|
|
|
|
|
|
|
GL_SetExtension( GL_SHADER_OBJECTS_EXT, false ); |
|
|
|
|
|
|
|
GL_SetExtension( GL_SHADER_GLSL100_EXT, false ); |
|
|
|
|
|
|
|
GL_SetExtension( GL_VERTEX_SHADER_EXT,false ); |
|
|
|
|
|
|
|
GL_SetExtension( GL_FRAGMENT_SHADER_EXT, false ); |
|
|
|
|
|
|
|
GL_SetExtension( GL_SHADOW_EXT, false ); |
|
|
|
|
|
|
|
GL_SetExtension( GL_ARB_DEPTH_FLOAT_EXT, false ); |
|
|
|
|
|
|
|
GL_SetExtension( GL_OCCLUSION_QUERIES_EXT,false ); |
|
|
|
|
|
|
|
GL_CheckExtension( "GL_OES_depth_texture", NULL, "gl_depthtexture", GL_DEPTH_TEXTURE ); |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
glConfig.texRectangle = glConfig.max_2d_rectangle_size = 0; // no rectangle
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Cvar_FullSet( "gl_allow_mirrors", "0", CVAR_READ_ONLY); // No support for GLES
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
} |
|
|
|
|
|
|
|
#else |
|
|
|
|
|
|
|
void GL_InitExtensionsBigGL() |
|
|
|
|
|
|
|
{ |
|
|
|
|
|
|
|
// intialize wrapper type
|
|
|
|
|
|
|
|
glConfig.context = CONTEXT_TYPE_GL; |
|
|
|
|
|
|
|
glConfig.wrapper = GLES_WRAPPER_NONE; |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
if( Q_stristr( glConfig.renderer_string, "geforce" )) |
|
|
|
|
|
|
|
glConfig.hardware_type = GLHW_NVIDIA; |
|
|
|
|
|
|
|
else if( Q_stristr( glConfig.renderer_string, "quadro fx" )) |
|
|
|
|
|
|
|
glConfig.hardware_type = GLHW_NVIDIA; |
|
|
|
|
|
|
|
else if( Q_stristr(glConfig.renderer_string, "rv770" )) |
|
|
|
|
|
|
|
glConfig.hardware_type = GLHW_RADEON; |
|
|
|
|
|
|
|
else if( Q_stristr(glConfig.renderer_string, "radeon hd" )) |
|
|
|
|
|
|
|
glConfig.hardware_type = GLHW_RADEON; |
|
|
|
|
|
|
|
else if( Q_stristr( glConfig.renderer_string, "eah4850" ) || Q_stristr( glConfig.renderer_string, "eah4870" )) |
|
|
|
|
|
|
|
glConfig.hardware_type = GLHW_RADEON; |
|
|
|
|
|
|
|
else if( Q_stristr( glConfig.renderer_string, "radeon" )) |
|
|
|
|
|
|
|
glConfig.hardware_type = GLHW_RADEON; |
|
|
|
|
|
|
|
else if( Q_stristr( glConfig.renderer_string, "intel" )) |
|
|
|
|
|
|
|
glConfig.hardware_type = GLHW_INTEL; |
|
|
|
|
|
|
|
else glConfig.hardware_type = GLHW_GENERIC; |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
// multitexture
|
|
|
|
|
|
|
|
glConfig.max_texture_units = glConfig.max_texture_coords = glConfig.max_teximage_units = 1; |
|
|
|
|
|
|
|
GL_CheckExtension( "GL_ARB_multitexture", multitexturefuncs, "gl_arb_multitexture", GL_ARB_MULTITEXTURE ); |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
if( GL_Support( GL_ARB_MULTITEXTURE )) |
|
|
|
|
|
|
|
{ |
|
|
|
|
|
|
|
pglGetIntegerv( GL_MAX_TEXTURE_UNITS_ARB, &glConfig.max_texture_units ); |
|
|
|
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
if( glConfig.max_texture_units == 1 ) |
|
|
|
|
|
|
|
GL_SetExtension( GL_ARB_MULTITEXTURE, false ); |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
// 3d texture support
|
|
|
|
}; |
|
|
|
GL_CheckExtension( "GL_EXT_texture3D", texture3dextfuncs, "gl_texture_3d", GL_TEXTURE_3D_EXT ); |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
if( GL_Support( GL_TEXTURE_3D_EXT )) |
|
|
|
|
|
|
|
{ |
|
|
|
|
|
|
|
pglGetIntegerv( GL_MAX_3D_TEXTURE_SIZE, &glConfig.max_3d_texture_size ); |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
if( glConfig.max_3d_texture_size < 32 ) |
|
|
|
|
|
|
|
{ |
|
|
|
|
|
|
|
GL_SetExtension( GL_TEXTURE_3D_EXT, false ); |
|
|
|
|
|
|
|
Con_Printf( S_ERROR "GL_EXT_texture3D reported bogus GL_MAX_3D_TEXTURE_SIZE, disabled\n" ); |
|
|
|
|
|
|
|
} |
|
|
|
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
// 2d texture array support
|
|
|
|
|
|
|
|
GL_CheckExtension( "GL_EXT_texture_array", texture3dextfuncs, "gl_texture_2d_array", GL_TEXTURE_ARRAY_EXT ); |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
if( GL_Support( GL_TEXTURE_ARRAY_EXT )) |
|
|
|
|
|
|
|
pglGetIntegerv( GL_MAX_ARRAY_TEXTURE_LAYERS_EXT, &glConfig.max_2d_texture_layers ); |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
// cubemaps support
|
|
|
|
|
|
|
|
GL_CheckExtension( "GL_ARB_texture_cube_map", NULL, "gl_texture_cubemap", GL_TEXTURE_CUBEMAP_EXT ); |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
if( GL_Support( GL_TEXTURE_CUBEMAP_EXT )) |
|
|
|
|
|
|
|
{ |
|
|
|
|
|
|
|
pglGetIntegerv( GL_MAX_CUBE_MAP_TEXTURE_SIZE_ARB, &glConfig.max_cubemap_size ); |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
// check for seamless cubemaps too
|
|
|
|
|
|
|
|
GL_CheckExtension( "GL_ARB_seamless_cube_map", NULL, "gl_texture_cubemap_seamless", GL_ARB_SEAMLESS_CUBEMAP ); |
|
|
|
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
GL_CheckExtension( "GL_ARB_texture_non_power_of_two", NULL, "gl_texture_npot", GL_ARB_TEXTURE_NPOT_EXT ); |
|
|
|
|
|
|
|
GL_CheckExtension( "GL_ARB_texture_compression", texturecompressionfuncs, "gl_dds_hardware_support", GL_TEXTURE_COMPRESSION_EXT ); |
|
|
|
|
|
|
|
GL_CheckExtension( "GL_EXT_texture_edge_clamp", NULL, "gl_clamp_to_edge", GL_CLAMPTOEDGE_EXT ); |
|
|
|
|
|
|
|
if( !GL_Support( GL_CLAMPTOEDGE_EXT )) |
|
|
|
|
|
|
|
GL_CheckExtension( "GL_SGIS_texture_edge_clamp", NULL, "gl_clamp_to_edge", GL_CLAMPTOEDGE_EXT ); |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
glConfig.max_texture_anisotropy = 0.0f; |
|
|
|
|
|
|
|
GL_CheckExtension( "GL_EXT_texture_filter_anisotropic", NULL, "gl_ext_anisotropic_filter", GL_ANISOTROPY_EXT ); |
|
|
|
|
|
|
|
if( GL_Support( GL_ANISOTROPY_EXT )) |
|
|
|
|
|
|
|
pglGetFloatv( GL_MAX_TEXTURE_MAX_ANISOTROPY_EXT, &glConfig.max_texture_anisotropy ); |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
#ifdef _WIN32 // Win32 only drivers?
|
|
|
|
|
|
|
|
// g-cont. because lodbias it too glitchy on Intel's cards
|
|
|
|
|
|
|
|
if( glConfig.hardware_type != GLHW_INTEL ) |
|
|
|
|
|
|
|
#endif |
|
|
|
|
|
|
|
GL_CheckExtension( "GL_EXT_texture_lod_bias", NULL, "gl_texture_mipmap_biasing", GL_TEXTURE_LOD_BIAS ); |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
if( GL_Support( GL_TEXTURE_LOD_BIAS )) |
|
|
|
|
|
|
|
pglGetFloatv( GL_MAX_TEXTURE_LOD_BIAS_EXT, &glConfig.max_texture_lod_bias ); |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
GL_CheckExtension( "GL_ARB_texture_border_clamp", NULL, "gl_ext_texborder_clamp", GL_CLAMP_TEXBORDER_EXT ); |
|
|
|
|
|
|
|
GL_CheckExtension( "GL_ARB_depth_texture", NULL, "gl_depthtexture", GL_DEPTH_TEXTURE ); |
|
|
|
|
|
|
|
GL_CheckExtension( "GL_ARB_texture_float", NULL, "gl_arb_texture_float", GL_ARB_TEXTURE_FLOAT_EXT ); |
|
|
|
|
|
|
|
GL_CheckExtension( "GL_ARB_depth_buffer_float", NULL, "gl_arb_depth_float", GL_ARB_DEPTH_FLOAT_EXT ); |
|
|
|
|
|
|
|
GL_CheckExtension( "GL_EXT_gpu_shader4", NULL, NULL, GL_EXT_GPU_SHADER4 ); // don't confuse users
|
|
|
|
|
|
|
|
GL_CheckExtension( "GL_ARB_shading_language_100", NULL, "gl_glslprogram", GL_SHADER_GLSL100_EXT ); |
|
|
|
|
|
|
|
GL_CheckExtension( "GL_ARB_vertex_buffer_object", vbofuncs, "gl_vertex_buffer_object", GL_ARB_VERTEX_BUFFER_OBJECT_EXT ); |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
// rectangle textures support
|
|
|
|
|
|
|
|
GL_CheckExtension( "GL_ARB_texture_rectangle", NULL, "gl_texture_rectangle", GL_TEXTURE_2D_RECT_EXT ); |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
// this won't work without extended context
|
|
|
|
|
|
|
|
if( glw_state.extended ) |
|
|
|
|
|
|
|
GL_CheckExtension( "GL_ARB_debug_output", debugoutputfuncs, "gl_debug_output", GL_DEBUG_OUTPUT ); |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
if( GL_Support( GL_SHADER_GLSL100_EXT )) |
|
|
|
|
|
|
|
{ |
|
|
|
|
|
|
|
pglGetIntegerv( GL_MAX_TEXTURE_COORDS_ARB, &glConfig.max_texture_coords ); |
|
|
|
|
|
|
|
pglGetIntegerv( GL_MAX_TEXTURE_IMAGE_UNITS_ARB, &glConfig.max_teximage_units ); |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
// check for hardware skinning
|
|
|
|
|
|
|
|
pglGetIntegerv( GL_MAX_VERTEX_UNIFORM_COMPONENTS_ARB, &glConfig.max_vertex_uniforms ); |
|
|
|
|
|
|
|
pglGetIntegerv( GL_MAX_VERTEX_ATTRIBS_ARB, &glConfig.max_vertex_attribs ); |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
#ifdef _WIN32 // Win32 only drivers?
|
|
|
|
|
|
|
|
if( glConfig.hardware_type == GLHW_RADEON && glConfig.max_vertex_uniforms > 512 ) |
|
|
|
|
|
|
|
glConfig.max_vertex_uniforms /= 4; // radeon returns not correct info
|
|
|
|
|
|
|
|
#endif |
|
|
|
|
|
|
|
} |
|
|
|
|
|
|
|
else |
|
|
|
|
|
|
|
{ |
|
|
|
|
|
|
|
// just get from multitexturing
|
|
|
|
|
|
|
|
glConfig.max_texture_coords = glConfig.max_teximage_units = glConfig.max_texture_units; |
|
|
|
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
pglGetIntegerv( GL_MAX_TEXTURE_SIZE, &glConfig.max_2d_texture_size ); |
|
|
|
|
|
|
|
if( glConfig.max_2d_texture_size <= 0 ) glConfig.max_2d_texture_size = 256; |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
if( GL_Support( GL_TEXTURE_2D_RECT_EXT )) |
|
|
|
|
|
|
|
pglGetIntegerv( GL_MAX_RECTANGLE_TEXTURE_SIZE_EXT, &glConfig.max_2d_rectangle_size ); |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
#ifndef XASH_GL_STATIC |
|
|
|
|
|
|
|
// enable gldebug if allowed
|
|
|
|
|
|
|
|
if( GL_Support( GL_DEBUG_OUTPUT )) |
|
|
|
|
|
|
|
{ |
|
|
|
|
|
|
|
if( host_developer.value ) |
|
|
|
|
|
|
|
{ |
|
|
|
|
|
|
|
Con_Reportf( "Installing GL_DebugOutput...\n"); |
|
|
|
|
|
|
|
pglDebugMessageCallbackARB( GL_DebugOutput, NULL ); |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
// force everything to happen in the main thread instead of in a separate driver thread
|
|
|
|
|
|
|
|
pglEnable( GL_DEBUG_OUTPUT_SYNCHRONOUS_ARB ); |
|
|
|
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
// enable all the low priority messages
|
|
|
|
|
|
|
|
pglDebugMessageControlARB( GL_DONT_CARE, GL_DONT_CARE, GL_DEBUG_SEVERITY_LOW_ARB, 0, NULL, true ); |
|
|
|
|
|
|
|
} |
|
|
|
|
|
|
|
#endif |
|
|
|
|
|
|
|
} |
|
|
|
|
|
|
|
#endif |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
void GL_InitExtensions( void ) |
|
|
|
int GAME_EXPORT GetRefAPI( int version, ref_interface_t *funcs, ref_api_t *engfuncs, ref_globals_t *globals ) |
|
|
|
{ |
|
|
|
{ |
|
|
|
// initialize gl extensions
|
|
|
|
if( version != REF_API_VERSION ) |
|
|
|
GL_CheckExtension( "OpenGL 1.1.0", opengl_110funcs, NULL, GL_OPENGL_110 ); |
|
|
|
return 0; |
|
|
|
|
|
|
|
|
|
|
|
// get our various GL strings
|
|
|
|
|
|
|
|
glConfig.vendor_string = pglGetString( GL_VENDOR ); |
|
|
|
|
|
|
|
glConfig.renderer_string = pglGetString( GL_RENDERER ); |
|
|
|
|
|
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|
glConfig.version_string = pglGetString( GL_VERSION ); |
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glConfig.extensions_string = pglGetString( GL_EXTENSIONS ); |
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Con_Reportf( "^3Video^7: %s\n", glConfig.renderer_string ); |
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#ifdef XASH_GLES |
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// fill in our callbacks
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GL_InitExtensionsGLES(); |
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memcpy( funcs, &gReffuncs, sizeof( ref_interface_t )); |
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#else |
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memcpy( &gEngfuncs, engfuncs, sizeof( ref_api_t )); |
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GL_InitExtensionsBigGL(); |
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gpGlobals = globals; |
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#endif |
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if( GL_Support( GL_TEXTURE_2D_RECT_EXT )) |
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return REF_API_VERSION; |
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pglGetIntegerv( GL_MAX_RECTANGLE_TEXTURE_SIZE_EXT, &glConfig.max_2d_rectangle_size ); |
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Cvar_Get( "gl_max_size", va( "%i", glConfig.max_2d_texture_size ), 0, "opengl texture max dims" ); |
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Cvar_Set( "gl_anisotropy", va( "%f", bound( 0, gl_texture_anisotropy->value, glConfig.max_texture_anisotropy ))); |
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if( GL_Support( GL_TEXTURE_COMPRESSION_EXT )) |
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Image_AddCmdFlags( IL_DDS_HARDWARE ); |
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// MCD has buffering issues
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#ifdef _WIN32 |
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if( Q_strstr( glConfig.renderer_string, "gdi" )) |
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Cvar_SetValue( "gl_finish", 1 ); |
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#endif |
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tr.framecount = tr.visframecount = 1; |
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glw_state.initialized = true; |
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} |
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} |
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void GL_ClearExtensions( void ) |
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{ |
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// now all extensions are disabled
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memset( glConfig.extension, 0, sizeof( glConfig.extension )); |
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glw_state.initialized = false; |
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} |
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