mirror of
https://github.com/FWGS/xash3d-fwgs
synced 2024-11-22 09:56:22 +01:00
gl2shim: persistent incremental streaming buffers, buffer cycling support
This commit is contained in:
Dmitry Toroshchin
parent
9536713f9d
commit
a337165298
@ -28,6 +28,22 @@ GNU General Public License for more details.
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// increase this when adding more attributes
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#define MAX_PROGS 32
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void* APIENTRY (*_pglMapBufferRange)(GLenum target, GLsizei offset, GLsizei length, GLbitfield access);
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void* APIENTRY (*_pglFlushMappedBufferRange)(GLenum target, GLsizei offset, GLsizei length);
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void (*_pglBufferStorage)( GLenum target,
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GLsizei size,
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const GLvoid * data,
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GLbitfield flags);
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void (*_pglWaitSync)( void * sync,
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GLbitfield flags,
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uint64_t timeout);
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GLuint (*_pglClientWaitSync)( void * sync,
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GLbitfield flags,
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uint64_t timeout);
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void *(*_pglFenceSync)( GLenum condition,
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GLbitfield flags);
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void (*_pglDeleteSync)( void * sync );
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extern ref_api_t gEngfuncs;
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@ -60,6 +76,7 @@ typedef struct
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GLint utex1;
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GLint ufog;
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GLint uMVP;
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GLuint *vao_begin;
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} gl2wrap_prog_t;
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static const char *gl2wrap_vert_src =
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@ -75,7 +92,9 @@ static int gl2wrap_init = 0;
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static struct
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{
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GLfloat *attrbuf[GL2_ATTR_MAX];
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GLuint attrbufobj[GL2_ATTR_MAX];
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GLuint *attrbufobj[GL2_ATTR_MAX];
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GLuint attrbufpers[GL2_ATTR_MAX];
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GLuint attrbufcycle;
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GLuint cur_flags;
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GLint begin;
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GLint end;
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@ -86,9 +105,20 @@ static struct
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gl2wrap_prog_t progs[MAX_PROGS];
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gl2wrap_prog_t *cur_prog;
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GLboolean uchanged;
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GLuint vao;
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} gl2wrap;
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static struct
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{
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qboolean buf_storage; // buffer storage is enabled, buffers mapped persistently (zero-copy glBegins)
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qboolean incremental; // incremental buffer streaming
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qboolean supports_mapbuffer; // set to false on systems with mapbuffer issues
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qboolean vao_mandatory; // even if incremental streaming unavailiable (it is very slow without mapbuffers) force VAO+VBO (WebGL-like or broken glcore)
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qboolean coherent; // enable MAP_COHERENT_BIT on persist mappings
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qboolean async; // enable MAP_UNSYNCHRONIZED_BIT on temporary mappings
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qboolean force_flush; // enable MAP_FLUSH_EXPLICIT_BIT and FlushMappedBufferRange calls
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uint32_t cycle_buffers; // cycle N buffers during draw to reduce locking in non-incremental mode
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} gl2wrap_config;
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static struct
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{
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float mvp[16], mv[16], pr[16], dummy[16];
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@ -298,7 +328,8 @@ static gl2wrap_prog_t *GL2_GetProg( const GLuint flags )
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pglDeleteObjectARB( vp );
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pglDeleteObjectARB( fp );
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#ifndef XASH_GLES
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/// TODO: detect arb/core shaders in engine
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#if 0 //ndef XASH_GLES
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pglGetObjectParameterivARB( glprog, GL_OBJECT_LINK_STATUS_ARB, &status );
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if ( status == GL_FALSE )
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{
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@ -316,7 +347,34 @@ static gl2wrap_prog_t *GL2_GetProg( const GLuint flags )
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prog->ufog = pglGetUniformLocationARB( glprog, "uFog" );
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prog->uMVP = pglGetUniformLocationARB( glprog, "uMVP" );
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prog->vao_begin = malloc(gl2wrap_config.cycle_buffers * 4);
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pglGenVertexArrays( gl2wrap_config.cycle_buffers, prog->vao_begin );
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pglUseProgramObjectARB( glprog );
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for ( i = 0; i < GL2_ATTR_MAX; ++i )
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{
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if( prog->attridx[i] >= 0 )
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{
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if( gl2wrap_config.incremental)
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{
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pglBindVertexArray( prog->vao_begin[0] );
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pglEnableVertexAttribArrayARB( prog->attridx[i] );
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pglBindBufferARB( GL_ARRAY_BUFFER_ARB, gl2wrap.attrbufpers[i] );
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pglVertexAttribPointerARB( prog->attridx[i], gl2wrap_attr_size[i], GL_FLOAT, GL_FALSE, 0, 0 );
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}
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else if(gl2wrap_config.vao_mandatory)
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{
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for(int j = 0; j < gl2wrap_config.cycle_buffers; j++ )
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{
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pglBindVertexArray( prog->vao_begin[j] );
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pglEnableVertexAttribArrayARB( prog->attridx[i] );
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pglBindBufferARB( GL_ARRAY_BUFFER_ARB, gl2wrap.attrbufobj[i][j] );
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pglVertexAttribPointerARB( prog->attridx[i], gl2wrap_attr_size[i], GL_FLOAT, GL_FALSE, 0, 0 );
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}
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}
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}
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}
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pglBindVertexArray( 0 );
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// these never change
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if ( prog->flags & ( 1U << GL2_ATTR_TEXCOORD0 ) && prog->utex0 >= 0 )
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pglUniform1iARB( prog->utex0, 0 );
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@ -362,7 +420,7 @@ static gl2wrap_prog_t *GL2_SetProg( const GLuint flags )
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gl2wrap.cur_prog = prog;
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return prog;
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}
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#ifdef QUAD_BATCH
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#if 0 //def QUAD_BATCH
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#define TRIQUADS_SIZE 16384
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#else
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#define TRIQUADS_SIZE 256
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@ -386,8 +444,25 @@ int GL2_ShimInit( void )
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if ( gl2wrap_init )
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return 0;
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gl2wrap_config.vao_mandatory = true;
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gl2wrap_config.incremental = true;
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gl2wrap_config.async = false;
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gl2wrap_config.force_flush = false;
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gl2wrap_config.buf_storage = true;
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gl2wrap_config.coherent = true;
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gl2wrap_config.supports_mapbuffer = true;
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gl2wrap_config.cycle_buffers = 4096;
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if(gl2wrap_config.buf_storage)
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gl2wrap_config.incremental = true;
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if(gl2wrap_config.incremental && !gl2wrap_config.buf_storage)
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gl2wrap_config.async = true;
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if(gl2wrap_config.incremental)
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gl2wrap_config.cycle_buffers = 1;
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if(!gl2wrap_config.vao_mandatory)
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gl2wrap_config.cycle_buffers = 1;
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memset( &gl2wrap, 0, sizeof( gl2wrap ) );
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/// TODO: calculate correct TRIQUADS_SIZE
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for( i = 0; i < TRIQUADS_SIZE; i++ )
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{
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triquads_array[i * 6] = i * 4;
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@ -404,25 +479,69 @@ int GL2_ShimInit( void )
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gl2wrap.color[3] = 1.f;
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gl2wrap.uchanged = GL_TRUE;
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GL2_ShimInstall();
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total = 0;
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if( glConfig.context == CONTEXT_TYPE_GL_CORE && pglGenVertexArrays )
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pglGenVertexArrays(1, &gl2wrap.vao);
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if(gl2wrap.vao)
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pglBindVertexArray(gl2wrap.vao);
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for ( i = 0; i < GL2_ATTR_MAX; ++i )
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{
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size = GL2_MAX_VERTS * gl2wrap_attr_size[i] * sizeof( GLfloat );
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// TODO: rework storage, support MapBuffer
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gl2wrap.attrbuf[i] = memalign( 0x100, size );
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if( gl2wrap.vao )
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pglGenBuffersARB( 1, &gl2wrap.attrbufobj[i] );
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if( !gl2wrap_config.buf_storage )
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{
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#ifdef XASH_POSIX
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gl2wrap.attrbuf[i] = memalign( 0x100, size );
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#else
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gl2wrap.attrbuf[i] = malloc( size );
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#endif
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}
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if( gl2wrap_config.incremental )
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{
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pglGenBuffersARB( 1, &gl2wrap.attrbufpers[i] );
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rpglBindBufferARB( GL_ARRAY_BUFFER_ARB, gl2wrap.attrbufpers[i] );
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if( gl2wrap_config.buf_storage )
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{
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_pglBufferStorage( GL_ARRAY_BUFFER_ARB, size, NULL,
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0x0002 //GL_MAP_WRITE_BIT
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| (gl2wrap_config.coherent?0x80:0)
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| 0x40
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);
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gl2wrap.attrbuf[i] = _pglMapBufferRange(GL_ARRAY_BUFFER_ARB,
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0,
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size,
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0x0002 //GL_MAP_WRITE_BIT
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// | 0x0004// GL_MAP_INVALIDATE_RANGE_BIT.
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// | 0x0008 // GL_MAP_INVALIDATE_BUFFER_BIT
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// |0x0020 //GL_MAP_UNSYNCHRONIZED_BIT
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|(!gl2wrap_config.coherent?0x0010:0) // GL_MAP_FLUSH_EXPLICIT_BIT
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| 0X40
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|(gl2wrap_config.coherent?0x80:0) // GL_MAP_COHERENT_BIT
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);
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}
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else
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pglBufferDataARB( GL_ARRAY_BUFFER_ARB, size, NULL, GL_STREAM_DRAW_ARB );
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}
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else
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{
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if(!gl2wrap_config.incremental && gl2wrap_config.vao_mandatory)
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{
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gl2wrap.attrbufobj[i] = malloc(gl2wrap_config.cycle_buffers * 4);
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pglGenBuffersARB( gl2wrap_config.cycle_buffers, gl2wrap.attrbufobj[i] );
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if(gl2wrap_config.supports_mapbuffer)
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{
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for(int j = 0; j < gl2wrap_config.cycle_buffers; j++ )
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{
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rpglBindBufferARB( GL_ARRAY_BUFFER_ARB, gl2wrap.attrbufobj[i][j] );
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pglBufferDataARB( GL_ARRAY_BUFFER_ARB, 8192, NULL, GL_STREAM_DRAW_ARB );
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}
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}
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}
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}
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total += size;
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}
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if(gl2wrap.vao)
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if( gl2wrap_config.vao_mandatory )
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pglBindVertexArray(0);
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GL2_ShimInstall();
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gEngfuncs.Con_DPrintf( S_NOTE "GL2_ShimInit(): %u bytes allocated for vertex buffer\n", total );
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gEngfuncs.Con_DPrintf( S_NOTE "GL2_ShimInit(): Pre-generating %u progs...\n", (uint)(sizeof( precache_progs ) / sizeof( *precache_progs ) ));
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@ -454,8 +573,20 @@ void GL2_ShimShutdown( void )
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}
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*/
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for ( i = 0; i < GL2_ATTR_MAX; ++i )
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free( gl2wrap.attrbuf[i] );
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if( gl2wrap_config.buf_storage )
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{
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for ( i = 0; i < GL2_ATTR_MAX; ++i )
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{
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if(gl2wrap_config.buf_storage)
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{
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pglBindBufferARB( GL_ARRAY_BUFFER_ARB, gl2wrap.attrbufpers[i] );
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pglUnmapBufferARB( GL_ARRAY_BUFFER_ARB );
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pglDeleteBuffersARB( 1, &gl2wrap.attrbufpers[i] );
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}
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else
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free( gl2wrap.attrbuf[i] );
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}
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}
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memset( &gl2wrap, 0, sizeof( gl2wrap ) );
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@ -464,10 +595,52 @@ void GL2_ShimShutdown( void )
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void GL2_ShimEndFrame( void )
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{
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int i;
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pglFinish();
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pglFlush();
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#ifdef QUAD_BATCH
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GL2_FlushPrims();
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#endif
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gl2wrap.end = gl2wrap.begin = 0;
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if(gl2wrap_config.incremental)
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{
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for ( i = 0; i < GL2_ATTR_MAX; ++i )
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{
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int size = GL2_MAX_VERTS * gl2wrap_attr_size[i] * sizeof( GLfloat );
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rpglBindBufferARB( GL_ARRAY_BUFFER_ARB, gl2wrap.attrbufpers[i] );
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if(gl2wrap_config.buf_storage)
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{
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pglUnmapBufferARB(GL_ARRAY_BUFFER_ARB);
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gl2wrap.attrbuf[i] = _pglMapBufferRange(GL_ARRAY_BUFFER_ARB,
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0,
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size,
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0x0002 //GL_MAP_WRITE_BIT
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// | 0x0004// GL_MAP_INVALIDATE_RANGE_BIT.
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// | 0x0008 // GL_MAP_INVALIDATE_BUFFER_BIT
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// |0x0020 //GL_MAP_UNSYNCHRONIZED_BIT
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|(!gl2wrap_config.coherent?0x0010:0) // GL_MAP_FLUSH_EXPLICIT_BIT
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| 0X40
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| (gl2wrap_config.coherent?0x00000080:0) // GL_MAP_COHERENT_BIT
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);
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}
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else
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{
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void *mem = _pglMapBufferRange(GL_ARRAY_BUFFER_ARB,
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0,
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size,
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0x0002 //GL_MAP_WRITE_BIT
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// | 0x0004// GL_MAP_INVALIDATE_RANGE_BIT.
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| 0x0008 // GL_MAP_INVALIDATE_BUFFER_BIT
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// |0x0020 //GL_MAP_UNSYNCHRONIZED_BIT
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// |0x0010 // GL_MAP_FLUSH_EXPLICIT_BIT
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//| 0X40
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//| 0x00000080 // GL_MAP_COHERENT_BIT
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);
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(void)mem;
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pglUnmapBufferARB(GL_ARRAY_BUFFER_ARB);
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}
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}
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}
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}
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static void APIENTRY GL2_Begin( GLenum prim )
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@ -494,17 +667,13 @@ static void APIENTRY GL2_Begin( GLenum prim )
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gl2wrap.begin = gl2wrap.end;
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// pos always enabled
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gl2wrap.cur_flags |= 1 << GL2_ATTR_POS;
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// disable all vertex attrib pointers
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if(gl2wrap.vao)
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pglBindVertexArray(gl2wrap.vao);
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for ( i = 0; i < GL2_ATTR_MAX; ++i )
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pglDisableVertexAttribArrayARB( i );
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}
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void (*_pglMemoryBarrier)(GLbitfield barriers);
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void GL2_FlushPrims( void )
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{
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int i;
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int startindex = 0;
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GLuint flags = gl2wrap.cur_flags;
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GLint count = gl2wrap.end - gl2wrap.begin;
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gl2wrap_prog_t *prog;
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@ -517,48 +686,133 @@ void GL2_FlushPrims( void )
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if ( fogging )
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flags |= 1 << GL2_FLAG_FOG;
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// disable all vertex attrib pointers
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if(!gl2wrap_config.vao_mandatory)
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{
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for ( i = 0; i < GL2_ATTR_MAX; ++i )
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pglDisableVertexAttribArrayARB( i );
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}
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prog = GL2_SetProg( flags );
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if ( !prog )
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{
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gEngfuncs.Host_Error( "GL2_End(): Could not find program for flags 0x%04x!\n", flags );
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goto _leave;
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}
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for ( i = 0; i < GL2_ATTR_MAX; ++i )
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{
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if ( prog->attridx[i] >= 0 )
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{
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pglEnableVertexAttribArrayARB( prog->attridx[i] );
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if(gl2wrap.attrbufobj[i])
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{
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pglBindBufferARB( GL_ARRAY_BUFFER_ARB, gl2wrap.attrbufobj[i] );
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pglBufferDataARB( GL_ARRAY_BUFFER_ARB, gl2wrap_attr_size[i] * 4 * count, gl2wrap.attrbuf[i] + gl2wrap_attr_size[i] * gl2wrap.begin , GL_STATIC_DRAW_ARB );
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pglVertexAttribPointerARB( prog->attridx[i], gl2wrap_attr_size[i], GL_FLOAT, GL_FALSE, 0, 0 );
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if(gl2wrap_config.incremental && !gl2wrap_config.buf_storage)
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{
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for( i = 0; i < GL2_ATTR_MAX; i++)
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{
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if ( prog->attridx[i] >= 0 )
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{
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void *mem;
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rpglBindBufferARB( GL_ARRAY_BUFFER_ARB, gl2wrap.attrbufpers[i]);
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mem = _pglMapBufferRange(GL_ARRAY_BUFFER_ARB,
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gl2wrap_attr_size[i] * 4 * gl2wrap.begin,
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gl2wrap_attr_size[i] * 4 * count,
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0x0002 //GL_MAP_WRITE_BIT
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| 0x0004// GL_MAP_INVALIDATE_RANGE_BIT.
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// | 0x0008 // GL_MAP_INVALIDATE_BUFFER_BIT
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|(gl2wrap_config.async ? 0x0020:0) //GL_MAP_UNSYNCHRONIZED_BIT
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|(gl2wrap_config.force_flush ? 0x0010:0) // GL_MAP_FLUSH_EXPLICIT_BIT
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//| 0x00000080 // GL_MAP_COHERENT_BIT
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);
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memcpy(mem, gl2wrap.attrbuf[i] + gl2wrap_attr_size[i] * gl2wrap.begin, gl2wrap_attr_size[i] * 4 * count);
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if( gl2wrap_config.force_flush )
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_pglFlushMappedBufferRange( GL_ARRAY_BUFFER_ARB, 0, gl2wrap_attr_size[i] * 4 * count );
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pglUnmapBufferARB( GL_ARRAY_BUFFER_ARB);
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}
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}
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}
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if(gl2wrap_config.incremental && gl2wrap_config.buf_storage && !gl2wrap_config.coherent)
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{
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for( i = 0; i < GL2_ATTR_MAX; i++)
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{
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if ( prog->attridx[i] >= 0 )
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{
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rpglBindBufferARB( GL_ARRAY_BUFFER_ARB, gl2wrap.attrbufpers[i]);
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_pglFlushMappedBufferRange( GL_ARRAY_BUFFER_ARB, 0, gl2wrap_attr_size[i] * 4 * count );
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}
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else
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pglVertexAttribPointerARB( prog->attridx[i], gl2wrap_attr_size[i], GL_FLOAT, GL_FALSE, 0, gl2wrap.attrbuf[i] + gl2wrap_attr_size[i] * gl2wrap.begin );
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}
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}
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#if 1 //def XASH_GLES
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if(!gl2wrap_config.incremental)
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{
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if(gl2wrap_config.vao_mandatory)
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pglBindVertexArray( prog->vao_begin[gl2wrap.attrbufcycle] );
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for ( i = 0; i < GL2_ATTR_MAX; ++i )
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{
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if ( prog->attridx[i] >= 0 )
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{
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if( (gl2wrap_config.vao_mandatory &&!gl2wrap_config.supports_mapbuffer) || !gl2wrap_config.vao_mandatory )
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pglEnableVertexAttribArrayARB( prog->attridx[i] );
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if(gl2wrap_config.vao_mandatory)
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{
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pglBindBufferARB( GL_ARRAY_BUFFER_ARB, gl2wrap.attrbufobj[i][gl2wrap.attrbufcycle] );
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if(gl2wrap_config.supports_mapbuffer)
|
||||
{
|
||||
void *mem;
|
||||
if( gl2wrap_attr_size[i] * 4 * count > 8192)
|
||||
{
|
||||
pglBufferDataARB( GL_ARRAY_BUFFER_ARB, gl2wrap_attr_size[i] * 4 * count, gl2wrap.attrbuf[i] + gl2wrap_attr_size[i] * gl2wrap.begin , GL_STREAM_DRAW_ARB );
|
||||
pglEnableVertexAttribArrayARB( prog->attridx[i] );
|
||||
pglVertexAttribPointerARB( prog->attridx[i], gl2wrap_attr_size[i], GL_FLOAT, GL_FALSE, 0, 0 );
|
||||
}
|
||||
else
|
||||
{
|
||||
mem = _pglMapBufferRange(GL_ARRAY_BUFFER_ARB,
|
||||
0,
|
||||
gl2wrap_attr_size[i] * 4 * count,
|
||||
0x0002 //GL_MAP_WRITE_BIT
|
||||
| 0x0004// GL_MAP_INVALIDATE_RANGE_BIT.
|
||||
| 0x0008 // GL_MAP_INVALIDATE_BUFFER_BIT
|
||||
|(gl2wrap_config.async ? 0x0020:0) //GL_MAP_UNSYNCHRONIZED_BIT
|
||||
|(gl2wrap_config.force_flush ? 0x0010:0) // GL_MAP_FLUSH_EXPLICIT_BIT
|
||||
//| 0x00000080 // GL_MAP_COHERENT_BIT
|
||||
);
|
||||
memcpy( mem, gl2wrap.attrbuf[i] + gl2wrap_attr_size[i] * gl2wrap.begin, gl2wrap_attr_size[i] * 4 * count);
|
||||
pglUnmapBufferARB( GL_ARRAY_BUFFER_ARB);
|
||||
}
|
||||
}
|
||||
else
|
||||
pglBufferDataARB( GL_ARRAY_BUFFER_ARB, gl2wrap_attr_size[i] * 4 * count, gl2wrap.attrbuf[i] + gl2wrap_attr_size[i] * gl2wrap.begin , GL_STREAM_DRAW_ARB );
|
||||
|
||||
if(gl2wrap_config.vao_mandatory &&!gl2wrap_config.supports_mapbuffer)
|
||||
pglVertexAttribPointerARB( prog->attridx[i], gl2wrap_attr_size[i], GL_FLOAT, GL_FALSE, 0, 0 );
|
||||
|
||||
}
|
||||
else // if vao is not mandatory, try use client pointers here
|
||||
pglVertexAttribPointerARB( prog->attridx[i], gl2wrap_attr_size[i], GL_FLOAT, GL_FALSE, 0, gl2wrap.attrbuf[i] + gl2wrap_attr_size[i] * gl2wrap.begin );
|
||||
}
|
||||
}
|
||||
gl2wrap.attrbufcycle = (gl2wrap.attrbufcycle + 1) % gl2wrap_config.cycle_buffers;
|
||||
}
|
||||
|
||||
if(gl2wrap_config.incremental)
|
||||
{
|
||||
pglBindVertexArray( prog->vao_begin[0] );
|
||||
startindex = gl2wrap.begin;
|
||||
}
|
||||
|
||||
if(gl2wrap.prim == GL_QUADS)
|
||||
{
|
||||
if(count == 4)
|
||||
rpglDrawArrays( GL_TRIANGLE_FAN, 0, count );
|
||||
rpglDrawArrays( GL_TRIANGLE_FAN, startindex, count );
|
||||
else if(rpglDrawRangeElements)
|
||||
rpglDrawRangeElements( GL_TRIANGLES, 0, count, Q_min(count / 4 * 6,sizeof(triquads_array)/2), GL_UNSIGNED_SHORT, triquads_array );
|
||||
rpglDrawRangeElements( GL_TRIANGLES, startindex, startindex + count, Q_min(count / 4 * 6,sizeof(triquads_array)/2), GL_UNSIGNED_SHORT, triquads_array + (startindex / 4 * 6) );
|
||||
else
|
||||
rpglDrawElements( GL_TRIANGLES, Q_min(count / 4 * 6,sizeof(triquads_array)/2), GL_UNSIGNED_SHORT, triquads_array );
|
||||
rpglDrawElements( GL_TRIANGLES, Q_min(count / 4 * 6,sizeof(triquads_array)/2), GL_UNSIGNED_SHORT, triquads_array + (startindex / 4 * 6) );
|
||||
}
|
||||
else if( gl2wrap.prim == GL_POLYGON )
|
||||
rpglDrawArrays( GL_TRIANGLE_FAN, 0, count );
|
||||
rpglDrawArrays( GL_TRIANGLE_FAN, startindex, count );
|
||||
else
|
||||
#endif
|
||||
rpglDrawArrays( gl2wrap.prim, 0, count );
|
||||
rpglDrawArrays( gl2wrap.prim, startindex, count );
|
||||
|
||||
_leave:
|
||||
if(gl2wrap.vao)
|
||||
if(gl2wrap_config.vao_mandatory)
|
||||
pglBindVertexArray(0);
|
||||
//gl2wrap.vaocycle = (gl2wrap.vaocycle + 1) % CYCLE_ARRAYS;
|
||||
pglBindBufferARB( GL_ARRAY_BUFFER_ARB, 0 );
|
||||
|
||||
gl2wrap.prim = GL_NONE;
|
||||
@ -920,7 +1174,7 @@ typedef struct gl2wrap_arraypointer_s
|
||||
GLint size;
|
||||
GLenum type;
|
||||
GLsizei stride;
|
||||
GLuint vbo, vbo_fb;
|
||||
GLuint vbo, *vbo_fb, vbo_cycle;
|
||||
} gl2wrap_arraypointer_t;
|
||||
|
||||
static struct
|
||||
@ -928,7 +1182,12 @@ static struct
|
||||
gl2wrap_arraypointer_t ptr[GL2_ATTR_MAX];
|
||||
unsigned int flags;
|
||||
unsigned int texture;
|
||||
//unsigned int vbo_flags;
|
||||
GLuint vbo;
|
||||
GLuint stream_buffer;
|
||||
void *stream_pointer;
|
||||
size_t stream_counter;
|
||||
GLuint vao_dynamic;
|
||||
} gl2wrap_arrays;
|
||||
|
||||
|
||||
@ -939,6 +1198,10 @@ static void GL2_SetPointer( int idx, GLint size, GLenum type, GLsizei stride, co
|
||||
gl2wrap_arrays.ptr[idx].stride = stride;
|
||||
gl2wrap_arrays.ptr[idx].userptr = pointer;
|
||||
gl2wrap_arrays.ptr[idx].vbo = gl2wrap_arrays.vbo;
|
||||
// if(vbo)
|
||||
// gl2wrap_arrays.vbo_flags |= 1 << idx;
|
||||
// else
|
||||
// gl2wrap_arrays.vbo_flags &= ~(1 << idx);
|
||||
}
|
||||
|
||||
void GL2_VertexPointer( GLint size, GLenum type, GLsizei stride, const GLvoid *pointer )
|
||||
@ -985,8 +1248,10 @@ void GL2_DisableClientState( GLenum array )
|
||||
|
||||
static void GL2_SetupArrays( GLuint start, GLuint end )
|
||||
{
|
||||
unsigned int flags = gl2wrap_arrays.flags;
|
||||
gl2wrap_prog_t *prog;
|
||||
unsigned int flags = gl2wrap_arrays.flags;
|
||||
if(!flags)
|
||||
return; // Legacy pointers not used
|
||||
#ifdef QUAD_BATCH
|
||||
GL2_FlushPrims();
|
||||
#endif
|
||||
@ -996,10 +1261,15 @@ static void GL2_SetupArrays( GLuint start, GLuint end )
|
||||
if ( fogging )
|
||||
flags |= 1 << GL2_FLAG_FOG;
|
||||
prog = GL2_SetProg( flags );// | GL2_ATTR_TEXCOORD0 );
|
||||
if(!prog)
|
||||
if( !prog )
|
||||
return;
|
||||
if( gl2wrap.vao )
|
||||
pglBindVertexArray( gl2wrap.vao );
|
||||
|
||||
if( gl2wrap_config.vao_mandatory )
|
||||
{
|
||||
if( !gl2wrap_arrays.vao_dynamic )
|
||||
pglGenVertexArrays( 1, &gl2wrap_arrays.vao_dynamic );
|
||||
pglBindVertexArray( gl2wrap_arrays.vao_dynamic );
|
||||
}
|
||||
|
||||
for( int i = 0; i < GL2_ATTR_MAX; i++ )
|
||||
{
|
||||
@ -1008,10 +1278,12 @@ static void GL2_SetupArrays( GLuint start, GLuint end )
|
||||
if( flags & (1 << i) )
|
||||
{
|
||||
pglEnableVertexAttribArrayARB( prog->attridx[i] );
|
||||
if( gl2wrap.vao && !gl2wrap_arrays.ptr[i].vbo )
|
||||
if( gl2wrap_config.vao_mandatory && !gl2wrap_arrays.ptr[i].vbo )
|
||||
{
|
||||
// detect stride by type
|
||||
int stride = gl2wrap_arrays.ptr[i].stride;
|
||||
int size;
|
||||
int offset;
|
||||
if( stride == 0 )
|
||||
{
|
||||
if( gl2wrap_arrays.ptr[i].type == GL_UNSIGNED_BYTE )
|
||||
@ -1020,19 +1292,80 @@ static void GL2_SetupArrays( GLuint start, GLuint end )
|
||||
stride = gl2wrap_arrays.ptr[i].size * 4;
|
||||
}
|
||||
|
||||
if( !gl2wrap_arrays.ptr[i].vbo_fb )
|
||||
pglGenBuffersARB( 1, &gl2wrap_arrays.ptr[i].vbo_fb );
|
||||
rpglBindBufferARB( GL_ARRAY_BUFFER_ARB, gl2wrap_arrays.ptr[i].vbo_fb );
|
||||
|
||||
if( gl2wrap_config.buf_storage && !gl2wrap_arrays.stream_pointer )
|
||||
{
|
||||
pglGenBuffersARB( 1, &gl2wrap_arrays.stream_buffer );
|
||||
rpglBindBufferARB( GL_ARRAY_BUFFER_ARB, gl2wrap_arrays.stream_buffer );
|
||||
_pglBufferStorage( GL_ARRAY_BUFFER_ARB, GL2_MAX_VERTS * 64, NULL,
|
||||
0x0002 //GL_MAP_WRITE_BIT
|
||||
| 0x80
|
||||
| 0x40
|
||||
);
|
||||
gl2wrap_arrays.stream_pointer = _pglMapBufferRange(GL_ARRAY_BUFFER_ARB,
|
||||
0,
|
||||
GL2_MAX_VERTS * 64,
|
||||
0x0002 //GL_MAP_WRITE_BIT
|
||||
// | 0x0004// GL_MAP_INVALIDATE_RANGE_BIT.
|
||||
// | 0x0008 // GL_MAP_INVALIDATE_BUFFER_BIT
|
||||
// |0x0020 //GL_MAP_UNSYNCHRONIZED_BIT
|
||||
// |0x0010 // GL_MAP_FLUSH_EXPLICIT_BIT
|
||||
| 0X40
|
||||
| 0x00000080 // GL_MAP_COHERENT_BIT
|
||||
);
|
||||
}
|
||||
else
|
||||
{
|
||||
rpglBindBufferARB( GL_ARRAY_BUFFER_ARB, gl2wrap_arrays.stream_buffer );
|
||||
}
|
||||
if(!end)
|
||||
{
|
||||
pglDisableVertexAttribArrayARB( prog->attridx[i] );
|
||||
gEngfuncs.Con_Printf(S_ERROR "NON-vbo array for DrawElements call, SKIPPING!\n");
|
||||
continue;
|
||||
}
|
||||
|
||||
pglBufferDataARB( GL_ARRAY_BUFFER_ARB, end * stride, gl2wrap_arrays.ptr[i].userptr, GL_STREAM_DRAW_ARB );
|
||||
pglVertexAttribPointerARB( prog->attridx[i], gl2wrap_arrays.ptr[i].size, gl2wrap_arrays.ptr[i].type, i == GL2_ATTR_COLOR, gl2wrap_arrays.ptr[i].stride, 0 );
|
||||
|
||||
size = (end - start) * stride;
|
||||
offset = start * stride;
|
||||
|
||||
if( gl2wrap_arrays.stream_counter < offset )
|
||||
size = end * stride, offset = 0;
|
||||
|
||||
if(!gl2wrap_config.buf_storage || size > GL2_MAX_VERTS * 32) /// TODO: support incremental for !buf_storage
|
||||
{
|
||||
if( !gl2wrap_arrays.ptr[i].vbo_fb )
|
||||
{
|
||||
gl2wrap_arrays.ptr[i].vbo_fb = malloc(4 * gl2wrap_config.cycle_buffers);
|
||||
pglGenBuffersARB( gl2wrap_config.cycle_buffers, gl2wrap_arrays.ptr[i].vbo_fb );
|
||||
}
|
||||
rpglBindBufferARB( GL_ARRAY_BUFFER_ARB, gl2wrap_arrays.ptr[i].vbo_fb[gl2wrap_arrays.ptr[i].vbo_cycle] );
|
||||
gl2wrap_arrays.ptr[i].vbo_cycle = (gl2wrap_arrays.ptr[i].vbo_cycle + 1) % gl2wrap_config.cycle_buffers;
|
||||
pglBufferDataARB( GL_ARRAY_BUFFER_ARB, end * stride, gl2wrap_arrays.ptr[i].userptr, GL_STREAM_DRAW_ARB );
|
||||
pglVertexAttribPointerARB( prog->attridx[i], gl2wrap_arrays.ptr[i].size, gl2wrap_arrays.ptr[i].type, i == GL2_ATTR_COLOR, gl2wrap_arrays.ptr[i].stride, 0 );
|
||||
continue;
|
||||
}
|
||||
if(gl2wrap_arrays.stream_counter + size > GL2_MAX_VERTS * 64)
|
||||
{
|
||||
pglUnmapBufferARB(GL_ARRAY_BUFFER_ARB);
|
||||
gl2wrap_arrays.stream_counter = 0;
|
||||
gl2wrap_arrays.stream_pointer = _pglMapBufferRange(GL_ARRAY_BUFFER_ARB,
|
||||
0,
|
||||
GL2_MAX_VERTS * 64,
|
||||
0x0002 //GL_MAP_WRITE_BIT
|
||||
// | 0x0004// GL_MAP_INVALIDATE_RANGE_BIT.
|
||||
// | 0x0008 // GL_MAP_INVALIDATE_BUFFER_BIT
|
||||
// |0x0020 //GL_MAP_UNSYNCHRONIZED_BIT
|
||||
// |0x0010 // GL_MAP_FLUSH_EXPLICIT_BIT
|
||||
| 0X40
|
||||
| 0x00000080 // GL_MAP_COHERENT_BIT
|
||||
);
|
||||
//i = -1;
|
||||
//continue;
|
||||
size = end * stride, offset = 0;
|
||||
}
|
||||
|
||||
memcpy(((char*)gl2wrap_arrays.stream_pointer) + gl2wrap_arrays.stream_counter, ((char*)gl2wrap_arrays.ptr[i].userptr) + offset, size);
|
||||
pglVertexAttribPointerARB( prog->attridx[i], gl2wrap_arrays.ptr[i].size, gl2wrap_arrays.ptr[i].type, i == GL2_ATTR_COLOR, gl2wrap_arrays.ptr[i].stride, (void*)(gl2wrap_arrays.stream_counter - offset) );
|
||||
gl2wrap_arrays.stream_counter += size;
|
||||
}
|
||||
else
|
||||
{
|
||||
@ -1169,6 +1502,16 @@ void GL2_ShimInstall( void )
|
||||
GL2_OVERRIDE_PTR( VertexPointer )
|
||||
GL2_OVERRIDE_PTR( ColorPointer )
|
||||
GL2_OVERRIDE_PTR( TexCoordPointer )
|
||||
_pglMapBufferRange = gEngfuncs.GL_GetProcAddress("glMapBufferRange");
|
||||
pglUnmapBufferARB = gEngfuncs.GL_GetProcAddress("glUnmapBuffer");
|
||||
_pglFlushMappedBufferRange = gEngfuncs.GL_GetProcAddress("glFlushMappedBufferRange");
|
||||
_pglBufferStorage = gEngfuncs.GL_GetProcAddress("glBufferStorage");
|
||||
_pglMemoryBarrier = gEngfuncs.GL_GetProcAddress("glMemoryBarrier");
|
||||
_pglFenceSync = gEngfuncs.GL_GetProcAddress("glFenceSync");
|
||||
_pglWaitSync = gEngfuncs.GL_GetProcAddress("glWaitSync");
|
||||
_pglClientWaitSync = gEngfuncs.GL_GetProcAddress("glClientWaitSync");
|
||||
_pglDeleteSync = gEngfuncs.GL_GetProcAddress("glDeleteSync");
|
||||
|
||||
#ifdef QUAD_BATCH
|
||||
GL2_OVERRIDE_PTR_B( BindTexture )
|
||||
#endif
|
||||
|
||||
Loading…
Reference in New Issue
Block a user