112              GLint srcX0, GLint srcY0, GLint srcX1, GLint srcY1,  in blit_nearest()  argument
123    const GLint srcHeight = ABS(srcY1 - srcY0);  in blit_nearest()
127    const GLint srcYpos = MIN2(srcY0, srcY1);  in blit_nearest()
132    const GLboolean invertY = (srcY1 < srcY0) ^ (dstY1 < dstY0);  in blit_nearest()
515             GLint srcX0, GLint srcY0, GLint srcX1, GLint srcY1,  in blit_linear()  argument
524    const GLint srcHeight = ABS(srcY1 - srcY0);  in blit_linear()
528    const GLint srcYpos = MIN2(srcY0, srcY1);  in blit_linear()
533    const GLboolean invertY = (srcY1 < srcY0) ^ (dstY1 < dstY0);  in blit_linear()
649          srcY1 = srcYpos + srcRow1;  in blit_linear()
652          if (srcY0 == srcBufferY0 && srcY1 == srcBufferY1) {  in blit_linear()
662                GLubyte *src = srcMap + srcY1 * srcRowStride + srcXpos * bpp;  in blit_linear()
673             srcBufferY1 = srcY1;  in blit_linear()
679                GLubyte *src1 = srcMap + srcY1 * srcRowStride + srcXpos * bpp;  in blit_linear()
692             srcBufferY1 = srcY1;  in blit_linear()
743                         GLint srcX0, GLint srcY0, GLint srcX1, GLint srcY1,  in _swrast_BlitFramebuffer()  argument
766    if (!_mesa_clip_blit(ctx, readFb, drawFb, &srcX0, &srcY0, &srcX1, &srcY1,  in _swrast_BlitFramebuffer()
778        srcY1 - srcY0 == dstY1 - dstY0 &&  in _swrast_BlitFramebuffer()
780        srcY0 < srcY1 &&  in _swrast_BlitFramebuffer()
788                                         srcX1 - srcX0, srcY1 - srcY0,  in _swrast_BlitFramebuffer()
803              blit_nearest(ctx, readFb, drawFb, srcX0, srcY0, srcX1, srcY1,  in _swrast_BlitFramebuffer()
811          blit_linear(ctx, readFb, drawFb, srcX0, srcY0, srcX1, srcY1,  in _swrast_BlitFramebuffer()