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()
265          if (srcY0 < 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()
648          srcY0 = srcYpos + srcRow0;  in blit_linear()
652          if (srcY0 == srcBufferY0 && srcY1 == srcBufferY1) {  in blit_linear()
655          else if (srcY0 == srcBufferY1) {  in blit_linear()
672             srcBufferY0 = srcY0;  in blit_linear()
678                GLubyte *src0 = srcMap + srcY0 * srcRowStride + srcXpos * bpp;  in blit_linear()
691             srcBufferY0 = srcY0;  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()
787                                         srcX0, srcY0,  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()