s_zoom.c File Reference

#include "main/glheader.h"
#include "main/macros.h"
#include "main/imports.h"
#include "main/colormac.h"
#include "s_context.h"
#include "s_span.h"
#include "s_stencil.h"
#include "s_zoom.h"

Go to the source code of this file.

Functions
static GLboolean	compute_zoomed_bounds (GLcontext *ctx, GLint imageX, GLint imageY, GLint spanX, GLint spanY, GLint width, GLint *x0, GLint *x1, GLint *y0, GLint *y1)
static INLINE GLint	unzoom_x (GLfloat zoomX, GLint imageX, GLint zx)
static void	zoom_span (GLcontext *ctx, GLint imgX, GLint imgY, const SWspan *span, const GLvoid *src, GLenum format)
void	_swrast_write_zoomed_rgba_span (GLcontext *ctx, GLint imgX, GLint imgY, const SWspan *span, const GLvoid *rgba)
void	_swrast_write_zoomed_rgb_span (GLcontext *ctx, GLint imgX, GLint imgY, const SWspan *span, const GLvoid *rgb)
void	_swrast_write_zoomed_index_span (GLcontext *ctx, GLint imgX, GLint imgY, const SWspan *span)
void	_swrast_write_zoomed_depth_span (GLcontext *ctx, GLint imgX, GLint imgY, const SWspan *span)
void	_swrast_write_zoomed_stencil_span (GLcontext *ctx, GLint imgX, GLint imgY, GLint width, GLint spanX, GLint spanY, const GLstencil stencil[])
void	_swrast_write_zoomed_z_span (GLcontext *ctx, GLint imgX, GLint imgY, GLint width, GLint spanX, GLint spanY, const GLvoid *z)