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authorBrian Paul <brian.paul@tungstengraphics.com>2002-02-12 03:24:56 +0000
committerBrian Paul <brian.paul@tungstengraphics.com>2002-02-12 03:24:56 +0000
commitdb41d2ea8c8b6ceddf54f87268085a83d8f342ba (patch)
tree5fb285d9f22e09a2c6fd1cd09b3a13d2329d5553 /src/mesa/drivers/dos/dmesaint.h
parentcc27365d775632647a1d07d78203421d27e8cd1c (diff)
Daniel Borca's new DOS/DJGPP driver.
Diffstat (limited to 'src/mesa/drivers/dos/dmesaint.h')
-rw-r--r--src/mesa/drivers/dos/dmesaint.h231
1 files changed, 231 insertions, 0 deletions
diff --git a/src/mesa/drivers/dos/dmesaint.h b/src/mesa/drivers/dos/dmesaint.h
new file mode 100644
index 0000000000..b8aa7064d5
--- /dev/null
+++ b/src/mesa/drivers/dos/dmesaint.h
@@ -0,0 +1,231 @@
+/*
+ * Mesa 3-D graphics library
+ * Version: 4.0
+ *
+ * Copyright (C) 1999 Brian Paul All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+ * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+/*
+ * DOS/DJGPP device driver v0.1 for Mesa 4.0
+ *
+ * Copyright (C) 2002 - Borca Daniel
+ * Email : dborca@yahoo.com
+ * Web : http://www.geocities.com/dborca
+ */
+
+
+#ifndef DMESAINT_H_included
+#define DMESAINT_H_included
+
+
+
+#define FLIP(y) (c->Buffer->height - (y) - 1)
+#define FLIP2(y) (h - (y) - 1)
+
+
+
+/**********************************************************************/
+/***** Write spans of pixels *****/
+/**********************************************************************/
+#define WRITE_RGBA_SPAN(bpp) \
+static void write_rgba_span_##bpp (const GLcontext *ctx, GLuint n, GLint x, GLint y, \
+ const GLubyte rgba[][4], const GLubyte mask[]) \
+{ \
+ DMesaContext c = (DMesaContext)ctx->DriverCtx; \
+ void *b = c->Buffer->the_window; \
+ GLuint i, offset; \
+ \
+ offset = c->Buffer->width * FLIP(y) + x; \
+ if (mask) { \
+ /* draw some pixels */ \
+ for (i=0; i<n; i++, offset++) { \
+ if (mask[i]) { \
+ dv_putpixel##bpp(b, offset, dv_color##bpp(rgba[i])); \
+ } \
+ } \
+ } else { \
+ /* draw all pixels */ \
+ for (i=0; i<n; i++, offset++) { \
+ dv_putpixel##bpp(b, offset, dv_color##bpp(rgba[i])); \
+ } \
+ } \
+}
+
+
+
+#define WRITE_RGB_SPAN(bpp) \
+static void write_rgb_span_##bpp (const GLcontext *ctx, GLuint n, GLint x, GLint y, \
+ const GLubyte rgb[][3], const GLubyte mask[]) \
+{ \
+ DMesaContext c = (DMesaContext)ctx->DriverCtx; \
+ void *b = c->Buffer->the_window; \
+ GLuint i, offset; \
+ \
+ offset = c->Buffer->width * FLIP(y) + x; \
+ if (mask) { \
+ /* draw some pixels */ \
+ for (i=0; i<n; i++, offset++) { \
+ if (mask[i]) { \
+ dv_putpixel##bpp(b, offset, dv_color##bpp(rgb[i])); \
+ } \
+ } \
+ } else { \
+ /* draw all pixels */ \
+ for (i=0; i<n; i++, offset++) { \
+ dv_putpixel##bpp(b, offset, dv_color##bpp(rgb[i])); \
+ } \
+ } \
+}
+
+
+
+#define WRITE_MONO_RGBA_SPAN(bpp) \
+static void write_mono_rgba_span_##bpp (const GLcontext *ctx, \
+ GLuint n, GLint x, GLint y, \
+ const GLchan color[4], const GLubyte mask[]) \
+{ \
+ DMesaContext c = (DMesaContext)ctx->DriverCtx; \
+ void *b = c->Buffer->the_window; \
+ GLuint i, offset, rgba = dv_color##bpp(color); \
+ \
+ offset = c->Buffer->width * FLIP(y) + x; \
+ if (mask) { \
+ /* draw some pixels */ \
+ for (i=0; i<n; i++, offset++) { \
+ if (mask[i]) { \
+ dv_putpixel##bpp(b, offset, rgba); \
+ } \
+ } \
+ } else { \
+ /* draw all pixels */ \
+ for (i=0; i<n; i++, offset++) { \
+ dv_putpixel##bpp(b, offset, rgba); \
+ } \
+ } \
+}
+
+
+
+/**********************************************************************/
+/***** Read spans of pixels *****/
+/**********************************************************************/
+#define READ_RGBA_SPAN(bpp) \
+static void read_rgba_span_##bpp (const GLcontext *ctx, GLuint n, GLint x, GLint y, \
+ GLubyte rgba[][4]) \
+{ \
+ DMesaContext c = (DMesaContext)ctx->DriverCtx; \
+ void *b = c->Buffer->the_window; \
+ GLuint i, offset; \
+ \
+ offset = c->Buffer->width * FLIP(y) + x; \
+ /* read all pixels */ \
+ for (i=0; i<n; i++, offset++) { \
+ dv_getrgba##bpp(b, offset, rgba[i]); \
+ } \
+}
+
+
+
+/**********************************************************************/
+/***** Write arrays of pixels *****/
+/**********************************************************************/
+#define WRITE_RGBA_PIXELS(bpp) \
+static void write_rgba_pixels_##bpp (const GLcontext *ctx, \
+ GLuint n, const GLint x[], const GLint y[], \
+ const GLubyte rgba[][4], const GLubyte mask[]) \
+{ \
+ DMesaContext c = (DMesaContext)ctx->DriverCtx; \
+ void *b = c->Buffer->the_window; \
+ GLuint i, w = c->Buffer->width, h = c->Buffer->height; \
+ \
+ if (mask) { \
+ /* draw some pixels */ \
+ for (i=0; i<n; i++) { \
+ if (mask[i]) { \
+ dv_putpixel##bpp(b, FLIP2(y[i])*w + x[i], dv_color##bpp(rgba[i])); \
+ } \
+ } \
+ } else { \
+ /* draw all pixels */ \
+ for (i=0; i<n; i++) { \
+ dv_putpixel##bpp(b, FLIP2(y[i])*w + x[i], dv_color##bpp(rgba[i])); \
+ } \
+ } \
+}
+
+
+
+#define WRITE_MONO_RGBA_PIXELS(bpp) \
+static void write_mono_rgba_pixels_##bpp (const GLcontext *ctx, \
+ GLuint n, const GLint x[], const GLint y[], \
+ const GLchan color[4], const GLubyte mask[]) \
+{ \
+ DMesaContext c = (DMesaContext)ctx->DriverCtx; \
+ void *b = c->Buffer->the_window; \
+ GLuint i, w = c->Buffer->width, h = c->Buffer->height, rgba = dv_color##bpp(color); \
+ \
+ if (mask) { \
+ /* draw some pixels */ \
+ for (i=0; i<n; i++) { \
+ if (mask[i]) { \
+ dv_putpixel##bpp(b, FLIP2(y[i])*w + x[i], rgba); \
+ } \
+ } \
+ } else { \
+ /* draw all pixels */ \
+ for (i=0; i<n; i++) { \
+ dv_putpixel##bpp(b, FLIP2(y[i])*w + x[i], rgba); \
+ } \
+ } \
+}
+
+
+
+
+/**********************************************************************/
+/***** Read arrays of pixels *****/
+/**********************************************************************/
+#define READ_RGBA_PIXELS(bpp) \
+static void read_rgba_pixels_##bpp (const GLcontext *ctx, \
+ GLuint n, const GLint x[], const GLint y[], \
+ GLubyte rgba[][4], const GLubyte mask[]) \
+{ \
+ DMesaContext c = (DMesaContext)ctx->DriverCtx; \
+ void *b = c->Buffer->the_window; \
+ GLuint i, w = c->Buffer->width, h = c->Buffer->height; \
+ \
+ if (mask) { \
+ /* read some pixels */ \
+ for (i=0; i<n; i++) { \
+ if (mask[i]) { \
+ dv_getrgba##bpp(b, FLIP2(y[i])*w + x[i], rgba[i]); \
+ } \
+ } \
+ } else { \
+ /* read all pixels */ \
+ for (i=0; i<n; i++) { \
+ dv_getrgba##bpp(b, FLIP2(y[i])*w + x[i], rgba[i]); \
+ } \
+ } \
+}
+
+
+
+#endif
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