#include "glxheader.h"
#include "main/bufferobj.h"
-#include "main/buffers.h"
#include "main/context.h"
#include "main/colormac.h"
-#include "main/depth.h"
-#include "main/drawpix.h"
-#include "main/extensions.h"
-#include "main/framebuffer.h"
#include "main/macros.h"
#include "main/image.h"
#include "main/imports.h"
#include "main/mtypes.h"
#include "main/pbo.h"
-#include "main/state.h"
-#include "main/texobj.h"
-#include "main/teximage.h"
-#include "main/texstore.h"
#include "main/texformat.h"
#include "swrast/swrast.h"
#include "swrast/s_context.h"
#include "xmesaP.h"
-
-/*
- * Dithering kernels and lookup tables.
- */
-
-const int xmesa_kernel8[DITH_DY * DITH_DX] = {
- 0 * MAXC, 8 * MAXC, 2 * MAXC, 10 * MAXC,
- 12 * MAXC, 4 * MAXC, 14 * MAXC, 6 * MAXC,
- 3 * MAXC, 11 * MAXC, 1 * MAXC, 9 * MAXC,
- 15 * MAXC, 7 * MAXC, 13 * MAXC, 5 * MAXC,
-};
-
-const short xmesa_HPCR_DRGB[3][2][16] = {
- {
- { 16, -4, 1,-11, 14, -6, 3, -9, 15, -5, 2,-10, 13, -7, 4, -8},
- {-15, 5, 0, 12,-13, 7, -2, 10,-14, 6, -1, 11,-12, 8, -3, 9}
- },
- {
- {-11, 15, -7, 3, -8, 14, -4, 2,-10, 16, -6, 4, -9, 13, -5, 1},
- { 12,-14, 8, -2, 9,-13, 5, -1, 11,-15, 7, -3, 10,-12, 6, 0}
- },
- {
- { 6,-18, 26,-14, 2,-22, 30,-10, 8,-16, 28,-12, 4,-20, 32, -8},
- { -4, 20,-24, 16, 0, 24,-28, 12, -6, 18,-26, 14, -2, 22,-30, 10}
- }
-};
-
-const int xmesa_kernel1[16] = {
- 0*47, 9*47, 4*47, 12*47, /* 47 = (255*3)/16 */
- 6*47, 2*47, 14*47, 8*47,
- 10*47, 1*47, 5*47, 11*47,
- 7*47, 13*47, 3*47, 15*47
-};
-
-
static void
finish_or_flush( struct gl_context *ctx )
{
}
-static void
-clear_8bit_ximage( struct gl_context *ctx, struct xmesa_renderbuffer *xrb,
- GLint x, GLint y, GLint width, GLint height )
-{
- const XMesaContext xmesa = XMESA_CONTEXT(ctx);
- GLint i;
- for (i = 0; i < height; i++) {
- GLubyte *ptr = PIXEL_ADDR1(xrb, x, y + i);
- memset( ptr, xmesa->clearpixel, width );
- }
-}
-
-
-static void
-clear_HPCR_ximage( struct gl_context *ctx, struct xmesa_renderbuffer *xrb,
- GLint x, GLint y, GLint width, GLint height )
-{
- const XMesaContext xmesa = XMESA_CONTEXT(ctx);
- GLint i;
- for (i = y; i < y + height; i++) {
- GLubyte *ptr = PIXEL_ADDR1( xrb, x, i );
- int j;
- const GLubyte *sptr = xmesa->xm_visual->hpcr_clear_ximage_pattern[0];
- if (i & 1) {
- sptr += 16;
- }
- for (j = x; j < x + width; j++) {
- *ptr = sptr[j&15];
- ptr++;
- }
- }
-}
-
-
static void
clear_16bit_ximage( struct gl_context *ctx, struct xmesa_renderbuffer *xrb,
GLint x, GLint y, GLint width, GLint height)
}
-static void
-clear_color_HPCR_ximage( struct gl_context *ctx,
- const union gl_color_union color )
-{
- int i;
- const XMesaContext xmesa = XMESA_CONTEXT(ctx);
-
- _mesa_unclamped_float_rgba_to_ubyte(xmesa->clearcolor, color.f);
-
- if (color.f[0] == 0.0 && color.f[1] == 0.0 && color.f[2] == 0.0) {
- /* black is black */
- memset( xmesa->xm_visual->hpcr_clear_ximage_pattern, 0x0 ,
- sizeof(xmesa->xm_visual->hpcr_clear_ximage_pattern));
- }
- else {
- /* build clear pattern */
- for (i=0; i<16; i++) {
- xmesa->xm_visual->hpcr_clear_ximage_pattern[0][i] =
- DITHER_HPCR(i, 0,
- xmesa->clearcolor[0],
- xmesa->clearcolor[1],
- xmesa->clearcolor[2]);
- xmesa->xm_visual->hpcr_clear_ximage_pattern[1][i] =
- DITHER_HPCR(i, 1,
- xmesa->clearcolor[0],
- xmesa->clearcolor[1],
- xmesa->clearcolor[2]);
- }
- }
-}
-
-
-static void
-clear_color_HPCR_pixmap( struct gl_context *ctx,
- const union gl_color_union color )
-{
- int i;
- const XMesaContext xmesa = XMESA_CONTEXT(ctx);
-
- _mesa_unclamped_float_rgba_to_ubyte(xmesa->clearcolor, color.f);
-
- if (color.f[0] == 0.0 && color.f[1] == 0.0 && color.f[2] == 0.0) {
- /* black is black */
- for (i=0; i<16; i++) {
- XMesaPutPixel(xmesa->xm_visual->hpcr_clear_ximage, i, 0, 0);
- XMesaPutPixel(xmesa->xm_visual->hpcr_clear_ximage, i, 1, 0);
- }
- }
- else {
- for (i=0; i<16; i++) {
- XMesaPutPixel(xmesa->xm_visual->hpcr_clear_ximage, i, 0,
- DITHER_HPCR(i, 0,
- xmesa->clearcolor[0],
- xmesa->clearcolor[1],
- xmesa->clearcolor[2]));
- XMesaPutPixel(xmesa->xm_visual->hpcr_clear_ximage, i, 1,
- DITHER_HPCR(i, 1,
- xmesa->clearcolor[0],
- xmesa->clearcolor[1],
- xmesa->clearcolor[2]));
- }
- }
- /* change tile pixmap content */
- XMesaPutImage(xmesa->display,
- (XMesaDrawable)xmesa->xm_visual->hpcr_clear_pixmap,
- XMESA_BUFFER(ctx->DrawBuffer)->cleargc,
- xmesa->xm_visual->hpcr_clear_ximage, 0, 0, 0, 0, 16, 2);
-}
-
-
/**
* Called when the driver should update its state, based on the new_state
* flags.
}
else {
switch (xmesa->xm_visual->BitsPerPixel) {
- case 8:
- if (xmesa->xm_visual->hpcr_clear_flag) {
- back_xrb->clearFunc = clear_HPCR_ximage;
- }
- else {
- back_xrb->clearFunc = clear_8bit_ximage;
- }
- break;
case 16:
back_xrb->clearFunc = clear_16bit_ximage;
break;
}
}
}
-
- if (xmesa->xm_visual->hpcr_clear_flag) {
- /* this depends on whether we're drawing to the front or back buffer */
- /* XXX FIX THIS! */
-#if 0
- if (pixmap) {
- ctx->Driver.ClearColor = clear_color_HPCR_pixmap;
- }
- else {
- ctx->Driver.ClearColor = clear_color_HPCR_ximage;
- }
-#else
- (void) clear_color_HPCR_pixmap;
- (void) clear_color_HPCR_ximage;
-#endif
- }
}
projects / mesa.git / blobdiff