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-rw-r--r--src/mesa/drivers/dos/dmesa.c61
-rw-r--r--src/mesa/drivers/dos/dpmi.c2
-rw-r--r--src/mesa/drivers/dos/dpmiint.h2
-rw-r--r--src/mesa/drivers/dos/video.c8
-rw-r--r--src/mesa/drivers/dos/video.h2
5 files changed, 48 insertions, 27 deletions
diff --git a/src/mesa/drivers/dos/dmesa.c b/src/mesa/drivers/dos/dmesa.c
index 454b891c08..559204fc53 100644
--- a/src/mesa/drivers/dos/dmesa.c
+++ b/src/mesa/drivers/dos/dmesa.c
@@ -23,7 +23,7 @@
*/
/*
- * DOS/DJGPP device driver v0.3 for Mesa 4.0
+ * DOS/DJGPP device driver v1.0 for Mesa 4.0
*
* Copyright (C) 2002 - Borca Daniel
* Email : dborca@yahoo.com
@@ -76,9 +76,10 @@ struct dmesa_visual {
* Add system-specific fields to it.
*/
struct dmesa_buffer {
- GLframebuffer *gl_buffer; /* The depth, stencil, accum, etc buffers */
+ GLframebuffer gl_buffer; /* The depth, stencil, accum, etc buffers */
void *the_window; /* your window handle, etc */
+ int bypp; /* bytes per pixel */
int xpos, ypos; /* position */
int width, height; /* size in pixels */
int bwidth, len; /* bytes in a line, then total */
@@ -540,12 +541,12 @@ static GLboolean set_draw_buffer (GLcontext *ctx, GLenum mode)
* If anything special has to been done when the buffer/window is
* resized, do it now.
*/
-static void get_buffer_size (GLcontext *ctx, GLuint *width, GLuint *height)
+static void get_buffer_size (GLframebuffer *buffer, GLuint *width, GLuint *height)
{
- DMesaContext c = (DMesaContext)ctx->DriverCtx;
+ DMesaBuffer b = (DMesaBuffer)buffer;
- *width = c->Buffer->width;
- *height = c->Buffer->height;
+ *width = b->width;
+ *height = b->height;
}
@@ -554,7 +555,7 @@ static const GLubyte* get_string (GLcontext *ctx, GLenum name)
{
switch (name) {
case GL_RENDERER:
- return (const GLubyte *)"DOS Mesa";
+ return (const GLubyte *)"Mesa DOS\0DJGPP port (c) Borca Daniel 31-mar-2002";
default:
return NULL;
}
@@ -636,7 +637,7 @@ void dmesa_init_pointers (GLcontext *ctx)
ctx->Driver.Accum = _swrast_Accum;
ctx->Driver.Bitmap = _swrast_Bitmap;
ctx->Driver.Clear = clear;
- ctx->Driver.ResizeBuffersMESA = _swrast_alloc_buffers;
+ ctx->Driver.ResizeBuffers = _swrast_alloc_buffers;
ctx->Driver.CopyPixels = _swrast_CopyPixels;
ctx->Driver.DrawPixels = _swrast_DrawPixels;
ctx->Driver.ReadPixels = _swrast_ReadPixels;
@@ -804,17 +805,17 @@ DMesaBuffer DMesaCreateBuffer (DMesaVisual visual,
if ((b=(DMesaBuffer)calloc(1, sizeof(struct dmesa_buffer)))!=NULL) {
- b->gl_buffer = _mesa_create_framebuffer(visual->gl_visual,
- visual->gl_visual->depthBits > 0,
- visual->gl_visual->stencilBits > 0,
- visual->gl_visual->accumRedBits > 0,
- visual->gl_visual->alphaBits > 0);
+ _mesa_initialize_framebuffer(&b->gl_buffer,
+ visual->gl_visual,
+ visual->gl_visual->depthBits > 0,
+ visual->gl_visual->stencilBits > 0,
+ visual->gl_visual->accumRedBits > 0,
+ visual->gl_visual->alphaBits > 0);
b->xpos = xpos;
b->ypos = ypos;
b->width = width;
- b->bwidth = width * ((visual->depth+7)/8);
b->height = height;
- b->len = b->bwidth * b->height;
+ b->bypp = (visual->depth+7)/8;
}
return b;
@@ -825,7 +826,7 @@ DMesaBuffer DMesaCreateBuffer (DMesaVisual visual,
void DMesaDestroyBuffer (DMesaBuffer b)
{
free(b->the_window);
- _mesa_destroy_framebuffer(b->gl_buffer);
+ _mesa_free_framebuffer_data(&b->gl_buffer);
free(b);
}
@@ -871,23 +872,45 @@ void DMesaDestroyContext (DMesaContext c)
+GLboolean DMesaViewport (DMesaBuffer b,
+ GLint xpos, GLint ypos,
+ GLint width, GLint height)
+{
+ void *new_window;
+
+ if ((new_window=vl_sync_buffer(b->the_window, xpos, ypos, width, height))==NULL) {
+ return GL_FALSE;
+ } else {
+ b->the_window = new_window;
+ b->xpos = xpos;
+ b->ypos = ypos;
+ b->width = width;
+ b->height = height;
+ b->bwidth = width * b->bypp;
+ b->len = b->bwidth * height;
+ return GL_TRUE;
+ }
+}
+
+
+
/*
* Make the specified context and buffer the current one.
*/
GLboolean DMesaMakeCurrent (DMesaContext c, DMesaBuffer b)
{
if (c&&b) {
- if ((b->the_window=vl_sync_buffer(b->the_window, b->xpos, b->ypos, b->width, b->height))==NULL) {
+ if (!DMesaViewport(b, b->xpos, b->ypos, b->width, b->height)) {
return GL_FALSE;
}
c->Buffer = b;
dmesa_update_state(c->gl_ctx, 0);
- _mesa_make_current(c->gl_ctx, b->gl_buffer);
+ _mesa_make_current(c->gl_ctx, &b->gl_buffer);
if (c->gl_ctx->Viewport.Width==0) {
/* initialize viewport to window size */
- _mesa_Viewport(0, 0, c->Buffer->width, c->Buffer->height);
+ _mesa_Viewport(0, 0, b->width, b->height);
}
} else {
/* Detach */
diff --git a/src/mesa/drivers/dos/dpmi.c b/src/mesa/drivers/dos/dpmi.c
index 26400ac3af..0cc0a89e64 100644
--- a/src/mesa/drivers/dos/dpmi.c
+++ b/src/mesa/drivers/dos/dpmi.c
@@ -23,7 +23,7 @@
*/
/*
- * DOS/DJGPP device driver v0.3 for Mesa 4.0
+ * DOS/DJGPP device driver v1.0 for Mesa 4.0
*
* Copyright (C) 2002 - Borca Daniel
* Email : dborca@yahoo.com
diff --git a/src/mesa/drivers/dos/dpmiint.h b/src/mesa/drivers/dos/dpmiint.h
index 8494ee6bb2..d0171fb100 100644
--- a/src/mesa/drivers/dos/dpmiint.h
+++ b/src/mesa/drivers/dos/dpmiint.h
@@ -23,7 +23,7 @@
*/
/*
- * DOS/DJGPP device driver v0.3 for Mesa 4.0
+ * DOS/DJGPP device driver v1.0 for Mesa 4.0
*
* Copyright (C) 2002 - Borca Daniel
* Email : dborca@yahoo.com
diff --git a/src/mesa/drivers/dos/video.c b/src/mesa/drivers/dos/video.c
index 9d50952c52..d31037de61 100644
--- a/src/mesa/drivers/dos/video.c
+++ b/src/mesa/drivers/dos/video.c
@@ -23,7 +23,7 @@
*/
/*
- * DOS/DJGPP device driver v0.4 for Mesa 4.0
+ * DOS/DJGPP device driver v1.0 for Mesa 4.0
*
* Copyright (C) 2002 - Borca Daniel
* Email : dborca@yahoo.com
@@ -416,14 +416,12 @@ void *vl_sync_buffer (void *buffer, int x, int y, int width, int height)
if (width&3) {
return NULL;
} else {
- current_offset = video_scanlen * y + video_bypp * x;
if ((newbuf=realloc(buffer, width*height*video_bypp))!=NULL) {
+ current_offset = video_scanlen * y + video_bypp * x;
current_width = width;
current_delta = video_scanlen - video_bypp * width;
- return newbuf;
- } else {
- return NULL;
}
+ return newbuf;
}
}
diff --git a/src/mesa/drivers/dos/video.h b/src/mesa/drivers/dos/video.h
index c806aa7c88..46a1e22d30 100644
--- a/src/mesa/drivers/dos/video.h
+++ b/src/mesa/drivers/dos/video.h
@@ -23,7 +23,7 @@
*/
/*
- * DOS/DJGPP device driver v0.4 for Mesa 4.0
+ * DOS/DJGPP device driver v1.0 for Mesa 4.0
*
* Copyright (C) 2002 - Borca Daniel
* Email : dborca@yahoo.com
generated by cgit v1.2.3 (git 2.39.1) at 2024-06-25 23:40:54 +0000