void GLAPIENTRY _mesa_ColorPointerEXT(GLint size, GLenum type, GLsizei stride, GLsizei count, const GLvoid *ptr) { (void) count; _mesa_ColorPointer(size, type, stride, ptr); }
/** * Per-context one-time init of things for intl_clear_tris(). * Basically set up a private array object for vertex/color arrays. */ static void init_clear(GLcontext *ctx) { struct intel_context *intel = intel_context(ctx); struct gl_array_object *arraySave = NULL; const GLuint arrayBuffer = ctx->Array.ArrayBufferObj->Name; const GLuint elementBuffer = ctx->Array.ElementArrayBufferObj->Name; /* create new array object */ intel->clear.arrayObj = _mesa_new_array_object(ctx, ~0); /* save current array object, bind new one */ _mesa_reference_array_object(ctx, &arraySave, ctx->Array.ArrayObj); _mesa_reference_array_object(ctx, &ctx->Array.ArrayObj, intel->clear.arrayObj); /* one-time setup of vertex arrays (pos, color) */ _mesa_BindBufferARB(GL_ARRAY_BUFFER_ARB, 0); _mesa_BindBufferARB(GL_ELEMENT_ARRAY_BUFFER_ARB, 0); _mesa_ColorPointer(4, GL_FLOAT, 4 * sizeof(GLfloat), intel->clear.color); _mesa_VertexPointer(3, GL_FLOAT, 3 * sizeof(GLfloat), intel->clear.vertices); _mesa_Enable(GL_COLOR_ARRAY); _mesa_Enable(GL_VERTEX_ARRAY); /* restore original array object */ _mesa_reference_array_object(ctx, &ctx->Array.ArrayObj, arraySave); _mesa_reference_array_object(ctx, &arraySave, NULL); /* restore original buffer objects */ _mesa_BindBufferARB(GL_ARRAY_BUFFER_ARB, arrayBuffer); _mesa_BindBufferARB(GL_ELEMENT_ARRAY_BUFFER_ARB, elementBuffer); }
void GLAPIENTRY _mesa_InterleavedArrays(GLenum format, GLsizei stride, const GLvoid *pointer) { GET_CURRENT_CONTEXT(ctx); GLboolean tflag, cflag, nflag; /* enable/disable flags */ GLint tcomps, ccomps, vcomps; /* components per texcoord, color, vertex */ GLenum ctype = 0; /* color type */ GLint coffset = 0, noffset = 0, voffset;/* color, normal, vertex offsets */ const GLint toffset = 0; /* always zero */ GLint defstride; /* default stride */ GLint c, f; ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx); f = sizeof(GLfloat); c = f * ((4 * sizeof(GLubyte) + (f - 1)) / f); if (stride < 0) { _mesa_error( ctx, GL_INVALID_VALUE, "glInterleavedArrays(stride)" ); return; } switch (format) { case GL_V2F: tflag = GL_FALSE; cflag = GL_FALSE; nflag = GL_FALSE; tcomps = 0; ccomps = 0; vcomps = 2; voffset = 0; defstride = 2*f; break; case GL_V3F: tflag = GL_FALSE; cflag = GL_FALSE; nflag = GL_FALSE; tcomps = 0; ccomps = 0; vcomps = 3; voffset = 0; defstride = 3*f; break; case GL_C4UB_V2F: tflag = GL_FALSE; cflag = GL_TRUE; nflag = GL_FALSE; tcomps = 0; ccomps = 4; vcomps = 2; ctype = GL_UNSIGNED_BYTE; coffset = 0; voffset = c; defstride = c + 2*f; break; case GL_C4UB_V3F: tflag = GL_FALSE; cflag = GL_TRUE; nflag = GL_FALSE; tcomps = 0; ccomps = 4; vcomps = 3; ctype = GL_UNSIGNED_BYTE; coffset = 0; voffset = c; defstride = c + 3*f; break; case GL_C3F_V3F: tflag = GL_FALSE; cflag = GL_TRUE; nflag = GL_FALSE; tcomps = 0; ccomps = 3; vcomps = 3; ctype = GL_FLOAT; coffset = 0; voffset = 3*f; defstride = 6*f; break; case GL_N3F_V3F: tflag = GL_FALSE; cflag = GL_FALSE; nflag = GL_TRUE; tcomps = 0; ccomps = 0; vcomps = 3; noffset = 0; voffset = 3*f; defstride = 6*f; break; case GL_C4F_N3F_V3F: tflag = GL_FALSE; cflag = GL_TRUE; nflag = GL_TRUE; tcomps = 0; ccomps = 4; vcomps = 3; ctype = GL_FLOAT; coffset = 0; noffset = 4*f; voffset = 7*f; defstride = 10*f; break; case GL_T2F_V3F: tflag = GL_TRUE; cflag = GL_FALSE; nflag = GL_FALSE; tcomps = 2; ccomps = 0; vcomps = 3; voffset = 2*f; defstride = 5*f; break; case GL_T4F_V4F: tflag = GL_TRUE; cflag = GL_FALSE; nflag = GL_FALSE; tcomps = 4; ccomps = 0; vcomps = 4; voffset = 4*f; defstride = 8*f; break; case GL_T2F_C4UB_V3F: tflag = GL_TRUE; cflag = GL_TRUE; nflag = GL_FALSE; tcomps = 2; ccomps = 4; vcomps = 3; ctype = GL_UNSIGNED_BYTE; coffset = 2*f; voffset = c+2*f; defstride = c+5*f; break; case GL_T2F_C3F_V3F: tflag = GL_TRUE; cflag = GL_TRUE; nflag = GL_FALSE; tcomps = 2; ccomps = 3; vcomps = 3; ctype = GL_FLOAT; coffset = 2*f; voffset = 5*f; defstride = 8*f; break; case GL_T2F_N3F_V3F: tflag = GL_TRUE; cflag = GL_FALSE; nflag = GL_TRUE; tcomps = 2; ccomps = 0; vcomps = 3; noffset = 2*f; voffset = 5*f; defstride = 8*f; break; case GL_T2F_C4F_N3F_V3F: tflag = GL_TRUE; cflag = GL_TRUE; nflag = GL_TRUE; tcomps = 2; ccomps = 4; vcomps = 3; ctype = GL_FLOAT; coffset = 2*f; noffset = 6*f; voffset = 9*f; defstride = 12*f; break; case GL_T4F_C4F_N3F_V4F: tflag = GL_TRUE; cflag = GL_TRUE; nflag = GL_TRUE; tcomps = 4; ccomps = 4; vcomps = 4; ctype = GL_FLOAT; coffset = 4*f; noffset = 8*f; voffset = 11*f; defstride = 15*f; break; default: _mesa_error( ctx, GL_INVALID_ENUM, "glInterleavedArrays(format)" ); return; } if (stride==0) { stride = defstride; } _mesa_DisableClientState( GL_EDGE_FLAG_ARRAY ); _mesa_DisableClientState( GL_INDEX_ARRAY ); /* XXX also disable secondary color and generic arrays? */ /* Texcoords */ if (tflag) { _mesa_EnableClientState( GL_TEXTURE_COORD_ARRAY ); _mesa_TexCoordPointer( tcomps, GL_FLOAT, stride, (GLubyte *) pointer + toffset ); } else { _mesa_DisableClientState( GL_TEXTURE_COORD_ARRAY ); } /* Color */ if (cflag) { _mesa_EnableClientState( GL_COLOR_ARRAY ); _mesa_ColorPointer( ccomps, ctype, stride, (GLubyte *) pointer + coffset ); } else { _mesa_DisableClientState( GL_COLOR_ARRAY ); } /* Normals */ if (nflag) { _mesa_EnableClientState( GL_NORMAL_ARRAY ); _mesa_NormalPointer( GL_FLOAT, stride, (GLubyte *) pointer + noffset ); } else { _mesa_DisableClientState( GL_NORMAL_ARRAY ); } /* Vertices */ _mesa_EnableClientState( GL_VERTEX_ARRAY ); _mesa_VertexPointer( vcomps, GL_FLOAT, stride, (GLubyte *) pointer + voffset ); }