1 /* 2 * Mesa 3-D graphics library 3 * 4 * Copyright (C) 1999-2005 Brian Paul All Rights Reserved. 5 * 6 * Permission is hereby granted, free of charge, to any person obtaining a 7 * copy of this software and associated documentation files (the "Software"), 8 * to deal in the Software without restriction, including without limitation 9 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 10 * and/or sell copies of the Software, and to permit persons to whom the 11 * Software is furnished to do so, subject to the following conditions: 12 * 13 * The above copyright notice and this permission notice shall be included 14 * in all copies or substantial portions of the Software. 15 * 16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS 17 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR 20 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 21 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 22 * OTHER DEALINGS IN THE SOFTWARE. 23 */ 24 25 #ifndef S_ZOOM_H 26 #define S_ZOOM_H 27 28 #include "main/mtypes.h" 29 #include "s_span.h" 30 31 32 extern void 33 _swrast_write_zoomed_rgba_span(struct gl_context *ctx, GLint imgX, GLint imgY, 34 const SWspan *span, const GLvoid *rgba); 35 36 extern void 37 _swrast_write_zoomed_rgb_span(struct gl_context *ctx, GLint imgX, GLint imgY, 38 const SWspan *span, const GLvoid *rgb); 39 40 extern void 41 _swrast_write_zoomed_depth_span(struct gl_context *ctx, GLint imgX, GLint imgY, 42 const SWspan *span); 43 44 45 extern void 46 _swrast_write_zoomed_stencil_span(struct gl_context *ctx, GLint imgX, GLint imgY, 47 GLint width, GLint spanX, GLint spanY, 48 const GLubyte stencil[]); 49 50 extern void 51 _swrast_write_zoomed_z_span(struct gl_context *ctx, GLint imgX, GLint imgY, 52 GLint width, GLint spanX, GLint spanY, 53 const GLuint *zVals); 54 55 56 #endif 57