+++ /dev/null
-/*
- * Mesa 3-D graphics library
- * Version: 6.1
- *
- * Copyright (C) 1999-2004 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.
- */
-
-
-#include <assert.h>
-#include <stdio.h>
-
-extern "C" {
-
-#include "glheader.h"
-#include "version.h"
-#include "buffers.h"
-#include "bufferobj.h"
-#include "context.h"
-#include "colormac.h"
-#include "depth.h"
-#include "extensions.h"
-#include "macros.h"
-#include "matrix.h"
-#include "mtypes.h"
-#include "texformat.h"
-#include "texobj.h"
-#include "teximage.h"
-#include "texstore.h"
-#include "vbo/vbo.h"
-#include "swrast/swrast.h"
-#include "swrast_setup/swrast_setup.h"
-#include "swrast/s_context.h"
-#include "swrast/s_depth.h"
-#include "swrast/s_lines.h"
-#include "swrast/s_triangle.h"
-#include "tnl/tnl.h"
-#include "tnl/t_context.h"
-#include "tnl/t_pipeline.h"
-
-#include "drivers/common/driverfuncs.h"
-
-} // extern "C"
-
-#include <interface/Screen.h>
-#include <GLView.h>
-
-// BeOS component ordering for B_RGBA32 bitmap format
-#if B_HOST_IS_LENDIAN
- #define BE_RCOMP 2
- #define BE_GCOMP 1
- #define BE_BCOMP 0
- #define BE_ACOMP 3
-
- #define PACK_B_RGBA32(color) (color[BCOMP] | (color[GCOMP] << 8) | \
- (color[RCOMP] << 16) | (color[ACOMP] << 24))
-
- #define PACK_B_RGB32(color) (color[BCOMP] | (color[GCOMP] << 8) | \
- (color[RCOMP] << 16) | 0xFF000000)
-#else
- // Big Endian B_RGBA32 bitmap format
- #define BE_RCOMP 1
- #define BE_GCOMP 2
- #define BE_BCOMP 3
- #define BE_ACOMP 0
-
- #define PACK_B_RGBA32(color) (color[ACOMP] | (color[RCOMP] << 8) | \
- (color[GCOMP] << 16) | (color[BCOMP] << 24))
-
- #define PACK_B_RGB32(color) ((color[RCOMP] << 8) | (color[GCOMP] << 16) | \
- (color[BCOMP] << 24) | 0xFF000000)
-#endif
-
-#define FLIP(coord) (LIBGGI_MODE(ggi_ctx->ggi_visual)->visible.y-(coord) - 1)
-
-const char * color_space_name(color_space space);
-
-//
-// This object hangs off of the BGLView object. We have to use
-// Be's BGLView class as-is to maintain binary compatibility (we
-// can't add new members to it). Instead we just put all our data
-// in this class and use BGLVIew::m_gc to point to it.
-//
-class MesaDriver
-{
-friend class BGLView;
-public:
- MesaDriver();
- ~MesaDriver();
-
- void Init(BGLView * bglview, struct gl_context * c, struct gl_config * v, struct gl_framebuffer * b);
-
- void LockGL();
- void UnlockGL();
- void SwapBuffers() const;
- status_t CopyPixelsOut(BPoint source, BBitmap *dest);
- status_t CopyPixelsIn(BBitmap *source, BPoint dest);
-
- void CopySubBuffer(GLint x, GLint y, GLuint width, GLuint height) const;
- void Draw(BRect updateRect) const;
-
-private:
- MesaDriver(const MesaDriver &rhs); // copy constructor illegal
- MesaDriver &operator=(const MesaDriver &rhs); // assignment oper. illegal
-
- struct gl_context * m_glcontext;
- struct gl_config * m_glvisual;
- struct gl_framebuffer * m_glframebuffer;
-
- BGLView * m_bglview;
- BBitmap * m_bitmap;
-
- GLchan m_clear_color[4]; // buffer clear color
- GLuint m_clear_index; // buffer clear color index
- GLint m_bottom; // used for flipping Y coords
- GLuint m_width;
- GLuint m_height;
-
- // Mesa Device Driver callback functions
- static void UpdateState(struct gl_context *ctx, GLuint new_state);
- static void ClearIndex(struct gl_context *ctx, GLuint index);
- static void ClearColor(struct gl_context *ctx, const GLfloat color[4]);
- static void Clear(struct gl_context *ctx, GLbitfield mask,
- GLboolean all, GLint x, GLint y,
- GLint width, GLint height);
- static void ClearFront(struct gl_context *ctx, GLboolean all, GLint x, GLint y,
- GLint width, GLint height);
- static void ClearBack(struct gl_context *ctx, GLboolean all, GLint x, GLint y,
- GLint width, GLint height);
- static void Index(struct gl_context *ctx, GLuint index);
- static void Color(struct gl_context *ctx, GLubyte r, GLubyte g,
- GLubyte b, GLubyte a);
- static void SetBuffer(struct gl_context *ctx, struct gl_framebuffer *colorBuffer,
- GLenum mode);
- static void GetBufferSize(struct gl_framebuffer * framebuffer, GLuint *width,
- GLuint *height);
- static void Error(struct gl_context *ctx);
- static const GLubyte * GetString(struct gl_context *ctx, GLenum name);
- static void Viewport(struct gl_context *ctx, GLint x, GLint y, GLsizei w, GLsizei h);
-
- // Front-buffer functions
- static void WriteRGBASpanFront(const struct gl_context *ctx, GLuint n,
- GLint x, GLint y,
- CONST GLubyte rgba[][4],
- const GLubyte mask[]);
- static void WriteRGBSpanFront(const struct gl_context *ctx, GLuint n,
- GLint x, GLint y,
- CONST GLubyte rgba[][3],
- const GLubyte mask[]);
- static void WriteMonoRGBASpanFront(const struct gl_context *ctx, GLuint n,
- GLint x, GLint y,
- const GLchan color[4],
- const GLubyte mask[]);
- static void WriteRGBAPixelsFront(const struct gl_context *ctx, GLuint n,
- const GLint x[], const GLint y[],
- CONST GLubyte rgba[][4],
- const GLubyte mask[]);
- static void WriteMonoRGBAPixelsFront(const struct gl_context *ctx, GLuint n,
- const GLint x[], const GLint y[],
- const GLchan color[4],
- const GLubyte mask[]);
- static void WriteCI32SpanFront(const struct gl_context *ctx, GLuint n,
- GLint x, GLint y,
- const GLuint index[], const GLubyte mask[]);
- static void WriteCI8SpanFront(const struct gl_context *ctx, GLuint n,
- GLint x, GLint y,
- const GLubyte index[], const GLubyte mask[]);
- static void WriteMonoCISpanFront(const struct gl_context *ctx, GLuint n,
- GLint x, GLint y,
- GLuint colorIndex, const GLubyte mask[]);
- static void WriteCI32PixelsFront(const struct gl_context *ctx,
- GLuint n, const GLint x[], const GLint y[],
- const GLuint index[], const GLubyte mask[]);
- static void WriteMonoCIPixelsFront(const struct gl_context *ctx, GLuint n,
- const GLint x[], const GLint y[],
- GLuint colorIndex, const GLubyte mask[]);
- static void ReadCI32SpanFront(const struct gl_context *ctx,
- GLuint n, GLint x, GLint y, GLuint index[]);
- static void ReadRGBASpanFront(const struct gl_context *ctx, GLuint n,
- GLint x, GLint y,
- GLubyte rgba[][4]);
- static void ReadCI32PixelsFront(const struct gl_context *ctx,
- GLuint n, const GLint x[], const GLint y[],
- GLuint indx[], const GLubyte mask[]);
- static void ReadRGBAPixelsFront(const struct gl_context *ctx,
- GLuint n, const GLint x[], const GLint y[],
- GLubyte rgba[][4], const GLubyte mask[]);
-
- // Back buffer functions
- static void WriteRGBASpanBack(const struct gl_context *ctx, GLuint n,
- GLint x, GLint y,
- CONST GLubyte rgba[][4],
- const GLubyte mask[]);
- static void WriteRGBSpanBack(const struct gl_context *ctx, GLuint n,
- GLint x, GLint y,
- CONST GLubyte rgba[][3],
- const GLubyte mask[]);
- static void WriteMonoRGBASpanBack(const struct gl_context *ctx, GLuint n,
- GLint x, GLint y,
- const GLchan color[4],
- const GLubyte mask[]);
- static void WriteRGBAPixelsBack(const struct gl_context *ctx, GLuint n,
- const GLint x[], const GLint y[],
- CONST GLubyte rgba[][4],
- const GLubyte mask[]);
- static void WriteMonoRGBAPixelsBack(const struct gl_context *ctx, GLuint n,
- const GLint x[], const GLint y[],
- const GLchan color[4],
- const GLubyte mask[]);
- static void WriteCI32SpanBack(const struct gl_context *ctx, GLuint n,
- GLint x, GLint y,
- const GLuint index[], const GLubyte mask[]);
- static void WriteCI8SpanBack(const struct gl_context *ctx, GLuint n, GLint x, GLint y,
- const GLubyte index[], const GLubyte mask[]);
- static void WriteMonoCISpanBack(const struct gl_context *ctx, GLuint n,
- GLint x, GLint y, GLuint colorIndex,
- const GLubyte mask[]);
- static void WriteCI32PixelsBack(const struct gl_context *ctx,
- GLuint n, const GLint x[], const GLint y[],
- const GLuint index[], const GLubyte mask[]);
- static void WriteMonoCIPixelsBack(const struct gl_context *ctx,
- GLuint n, const GLint x[], const GLint y[],
- GLuint colorIndex, const GLubyte mask[]);
- static void ReadCI32SpanBack(const struct gl_context *ctx,
- GLuint n, GLint x, GLint y, GLuint index[]);
- static void ReadRGBASpanBack(const struct gl_context *ctx, GLuint n,
- GLint x, GLint y,
- GLubyte rgba[][4]);
- static void ReadCI32PixelsBack(const struct gl_context *ctx,
- GLuint n, const GLint x[], const GLint y[],
- GLuint indx[], const GLubyte mask[]);
- static void ReadRGBAPixelsBack(const struct gl_context *ctx,
- GLuint n, const GLint x[], const GLint y[],
- GLubyte rgba[][4], const GLubyte mask[]);
-
-};
-
-//------------------------------------------------------------------
-// Public interface methods
-//------------------------------------------------------------------
-
-
-//
-// Input: rect - initial rectangle
-// name - window name
-// resizingMode - example: B_FOLLOW_NONE
-// mode - usually 0 ?
-// options - Bitwise-OR of BGL_* tokens
-//
-BGLView::BGLView(BRect rect, char *name,
- ulong resizingMode, ulong mode,
- ulong options)
- : BView(rect, name, B_FOLLOW_ALL_SIDES, mode | B_WILL_DRAW | B_FRAME_EVENTS) // | B_FULL_UPDATE_ON_RESIZE)
-{
- // We don't support single buffering (yet): double buffering forced.
- options |= BGL_DOUBLE;
-
- const GLboolean rgbFlag = ((options & BGL_INDEX) == 0);
- const GLboolean alphaFlag = ((options & BGL_ALPHA) == BGL_ALPHA);
- const GLboolean dblFlag = ((options & BGL_DOUBLE) == BGL_DOUBLE);
- const GLboolean stereoFlag = false;
- const GLint depth = (options & BGL_DEPTH) ? 16 : 0;
- const GLint stencil = (options & BGL_STENCIL) ? 8 : 0;
- const GLint accum = (options & BGL_ACCUM) ? 16 : 0;
- const GLint index = (options & BGL_INDEX) ? 32 : 0;
- const GLint red = rgbFlag ? 8 : 0;
- const GLint green = rgbFlag ? 8 : 0;
- const GLint blue = rgbFlag ? 8 : 0;
- const GLint alpha = alphaFlag ? 8 : 0;
-
- m_options = options | BGL_INDIRECT;
-
- struct dd_function_table functions;
-
- if (!rgbFlag) {
- fprintf(stderr, "Mesa Warning: color index mode not supported\n");
- }
-
- // Allocate auxiliary data object
- MesaDriver * md = new MesaDriver();
-
- // examine option flags and create gl_context struct
- struct gl_config * visual = _mesa_create_visual( dblFlag,
- stereoFlag,
- red, green, blue, alpha,
- depth,
- stencil,
- accum, accum, accum, accum,
- 1
- );
-
- // Initialize device driver function table
- _mesa_init_driver_functions(&functions);
-
- functions.GetString = md->GetString;
- functions.UpdateState = md->UpdateState;
- functions.GetBufferSize = md->GetBufferSize;
- functions.Clear = md->Clear;
- functions.ClearIndex = md->ClearIndex;
- functions.ClearColor = md->ClearColor;
- functions.Error = md->Error;
- functions.Viewport = md->Viewport;
-
- // create core context
- struct gl_context *ctx = _mesa_create_context(API_OPENGL, visual,
- NULL, &functions, md);
- if (! ctx) {
- _mesa_destroy_visual(visual);
- delete md;
- return;
- }
- _mesa_enable_sw_extensions(ctx);
- _mesa_enable_1_3_extensions(ctx);
- _mesa_enable_1_4_extensions(ctx);
- _mesa_enable_1_5_extensions(ctx);
-
-
- // create core framebuffer
- struct gl_framebuffer * buffer = _mesa_create_framebuffer(visual,
- depth > 0 ? GL_TRUE : GL_FALSE,
- stencil > 0 ? GL_TRUE: GL_FALSE,
- accum > 0 ? GL_TRUE : GL_FALSE,
- alphaFlag
- );
-
- /* Initialize the software rasterizer and helper modules.
- */
- _swrast_CreateContext(ctx);
- _vbo_CreateContext(ctx);
- _tnl_CreateContext(ctx);
- _swsetup_CreateContext(ctx);
- _swsetup_Wakeup(ctx);
-
- md->Init(this, ctx, visual, buffer );
-
- // Hook aux data into BGLView object
- m_gc = md;
-
- // some stupid applications (Quake2) don't even think about calling LockGL()
- // before using glGetString and friends... so make sure there is at least a
- // valid context.
- if (!_mesa_get_current_context()) {
- LockGL();
- // not needed, we don't have a looper yet: UnlockLooper();
- }
-
-}
-
-
-BGLView::~BGLView()
-{
- // printf("BGLView destructor\n");
- MesaDriver * md = (MesaDriver *) m_gc;
- assert(md);
- delete md;
-}
-
-void BGLView::LockGL()
-{
- MesaDriver * md = (MesaDriver *) m_gc;
- assert(md);
- md->LockGL();
-}
-
-void BGLView::UnlockGL()
-{
- MesaDriver * md = (MesaDriver *) m_gc;
- assert(md);
- md->UnlockGL();
-}
-
-void BGLView::SwapBuffers()
-{
- SwapBuffers(false);
-}
-
-void BGLView::SwapBuffers(bool vSync)
-{
- MesaDriver * md = (MesaDriver *) m_gc;
- assert(md);
- md->SwapBuffers();
-
- if (vSync) {
- BScreen screen(Window());
- screen.WaitForRetrace();
- }
-}
-
-
-#if 0
-void BGLView::CopySubBufferMESA(GLint x, GLint y, GLuint width, GLuint height)
-{
- MesaDriver * md = (MesaDriver *) m_gc;
- assert(md);
- md->CopySubBuffer(x, y, width, height);
-}
-#endif
-
-BView * BGLView::EmbeddedView()
-{
- return NULL;
-}
-
-status_t BGLView::CopyPixelsOut(BPoint source, BBitmap *dest)
-{
- if (! dest || ! dest->Bounds().IsValid())
- return B_BAD_VALUE;
-
- MesaDriver * md = (MesaDriver *) m_gc;
- assert(md);
- return md->CopyPixelsOut(source, dest);
-}
-
-status_t BGLView::CopyPixelsIn(BBitmap *source, BPoint dest)
-{
- if (! source || ! source->Bounds().IsValid())
- return B_BAD_VALUE;
-
- MesaDriver * md = (MesaDriver *) m_gc;
- assert(md);
- return md->CopyPixelsIn(source, dest);
-}
-
-
-void BGLView::ErrorCallback(unsigned long errorCode) // Mesa's GLenum is not ulong but uint!
-{
- char msg[32];
- sprintf(msg, "GL: Error code $%04lx.", errorCode);
- // debugger(msg);
- fprintf(stderr, "%s\n", msg);
- return;
-}
-
-void BGLView::Draw(BRect updateRect)
-{
- // printf("BGLView::Draw()\n");
- MesaDriver * md = (MesaDriver *) m_gc;
- assert(md);
- md->Draw(updateRect);
-}
-
-void BGLView::AttachedToWindow()
-{
- BView::AttachedToWindow();
-
- // don't paint window background white when resized
- SetViewColor(B_TRANSPARENT_32_BIT);
-}
-
-void BGLView::AllAttached()
-{
- BView::AllAttached();
-// printf("BGLView AllAttached\n");
-}
-
-void BGLView::DetachedFromWindow()
-{
- BView::DetachedFromWindow();
-}
-
-void BGLView::AllDetached()
-{
- BView::AllDetached();
-// printf("BGLView AllDetached");
-}
-
-void BGLView::FrameResized(float width, float height)
-{
- return BView::FrameResized(width, height);
-}
-
-status_t BGLView::Perform(perform_code d, void *arg)
-{
- return BView::Perform(d, arg);
-}
-
-
-status_t BGLView::Archive(BMessage *data, bool deep) const
-{
- return BView::Archive(data, deep);
-}
-
-void BGLView::MessageReceived(BMessage *msg)
-{
- BView::MessageReceived(msg);
-}
-
-void BGLView::SetResizingMode(uint32 mode)
-{
- BView::SetResizingMode(mode);
-}
-
-void BGLView::Show()
-{
- BView::Show();
-}
-
-void BGLView::Hide()
-{
- BView::Hide();
-}
-
-BHandler *BGLView::ResolveSpecifier(BMessage *msg, int32 index,
- BMessage *specifier, int32 form,
- const char *property)
-{
- return BView::ResolveSpecifier(msg, index, specifier, form, property);
-}
-
-status_t BGLView::GetSupportedSuites(BMessage *data)
-{
- return BView::GetSupportedSuites(data);
-}
-
-void BGLView::DirectConnected( direct_buffer_info *info )
-{
-#if 0
- if (! m_direct_connected && m_direct_connection_disabled)
- return;
-
- direct_info_locker->Lock();
- switch(info->buffer_state & B_DIRECT_MODE_MASK) {
- case B_DIRECT_START:
- m_direct_connected = true;
- case B_DIRECT_MODIFY:
- // Get clipping information
- if (m_clip_list)
- free(m_clip_list);
- m_clip_list_count = info->clip_list_count;
- m_clip_list = (clipping_rect *) malloc(m_clip_list_count*sizeof(clipping_rect));
- if (m_clip_list) {
- memcpy(m_clip_list, info->clip_list, m_clip_list_count*sizeof(clipping_rect));
- fBits = (uint8 *) info->bits;
- fRowBytes = info->bytes_per_row;
- fFormat = info->pixel_format;
- fBounds = info->window_bounds;
- fDirty = true;
- }
- break;
- case B_DIRECT_STOP:
- fConnected = false;
- break;
- }
- direct_info_locker->Unlock();
-#endif
-}
-
-void BGLView::EnableDirectMode( bool enabled )
-{
- // TODO
-}
-
-
-//---- virtual reserved methods ----------
-
-void BGLView::_ReservedGLView1() {}
-void BGLView::_ReservedGLView2() {}
-void BGLView::_ReservedGLView3() {}
-void BGLView::_ReservedGLView4() {}
-void BGLView::_ReservedGLView5() {}
-void BGLView::_ReservedGLView6() {}
-void BGLView::_ReservedGLView7() {}
-void BGLView::_ReservedGLView8() {}
-
-#if 0
-// Not implemented!!!
-
-BGLView::BGLView(const BGLView &v)
- : BView(v)
-{
- // XXX not sure how this should work
- printf("Warning BGLView::copy constructor not implemented\n");
-}
-
-BGLView &BGLView::operator=(const BGLView &v)
-{
- printf("Warning BGLView::operator= not implemented\n");
- return *this;
-}
-#endif
-
-void BGLView::dither_front()
-{
- // no-op
-}
-
-bool BGLView::confirm_dither()
-{
- // no-op
- return false;
-}
-
-void BGLView::draw(BRect r)
-{
- // XXX no-op ???
-}
-
-/* Direct Window stuff */
-void BGLView::drawScanline( int x1, int x2, int y, void *data )
-{
- // no-op
-}
-
-void BGLView::scanlineHandler(struct rasStateRec *state,
- GLint x1, GLint x2)
-{
- // no-op
-}
-
-void BGLView::lock_draw()
-{
- // no-op
-}
-
-void BGLView::unlock_draw()
-{
- // no-op
-}
-
-bool BGLView::validateView()
-{
- // no-op
- return true;
-}
-
-// #pragma mark -
-
-MesaDriver::MesaDriver()
-{
- m_glcontext = NULL;
- m_glvisual = NULL;
- m_glframebuffer = NULL;
- m_bglview = NULL;
- m_bitmap = NULL;
-
- m_clear_color[BE_RCOMP] = 0;
- m_clear_color[BE_GCOMP] = 0;
- m_clear_color[BE_BCOMP] = 0;
- m_clear_color[BE_ACOMP] = 0;
-
- m_clear_index = 0;
-}
-
-
-MesaDriver::~MesaDriver()
-{
- _mesa_destroy_visual(m_glvisual);
- _mesa_destroy_framebuffer(m_glframebuffer);
- _mesa_destroy_context(m_glcontext);
-
- delete m_bitmap;
-}
-
-
-void MesaDriver::Init(BGLView * bglview, struct gl_context * ctx, struct gl_config * visual, struct gl_framebuffer * framebuffer)
-{
- m_bglview = bglview;
- m_glcontext = ctx;
- m_glvisual = visual;
- m_glframebuffer = framebuffer;
-
- MesaDriver * md = (MesaDriver *) ctx->DriverCtx;
- struct swrast_device_driver * swdd = _swrast_GetDeviceDriverReference( ctx );
- TNLcontext * tnl = TNL_CONTEXT(ctx);
-
- assert(md->m_glcontext == ctx );
- assert(tnl);
- assert(swdd);
-
- // Use default TCL pipeline
- tnl->Driver.RunPipeline = _tnl_run_pipeline;
-
- swdd->SetBuffer = this->SetBuffer;
-}
-
-
-void MesaDriver::LockGL()
-{
- m_bglview->LockLooper();
-
- UpdateState(m_glcontext, 0);
- _mesa_make_current(m_glcontext, m_glframebuffer);
-}
-
-
-void MesaDriver::UnlockGL()
-{
- if (m_bglview->Looper()->IsLocked())
- m_bglview->UnlockLooper();
- // Could call _mesa_make_current(NULL, NULL) but it would just
- // hinder performance
-}
-
-
-void MesaDriver::SwapBuffers() const
-{
- _mesa_notifySwapBuffers(m_glcontext);
-
- if (m_bitmap) {
- m_bglview->LockLooper();
- m_bglview->DrawBitmap(m_bitmap);
- m_bglview->UnlockLooper();
- };
-}
-
-
-void MesaDriver::CopySubBuffer(GLint x, GLint y, GLuint width, GLuint height) const
-{
- if (m_bitmap) {
- // Source bitmap and view's bitmap are same size.
- // Source and dest rectangle are the same.
- // Note (x,y) = (0,0) is the lower-left corner, have to flip Y
- BRect srcAndDest;
- srcAndDest.left = x;
- srcAndDest.right = x + width - 1;
- srcAndDest.bottom = m_bottom - y;
- srcAndDest.top = srcAndDest.bottom - height + 1;
- m_bglview->DrawBitmap(m_bitmap, srcAndDest, srcAndDest);
- }
-}
-
-status_t MesaDriver::CopyPixelsOut(BPoint location, BBitmap *bitmap)
-{
- color_space scs = m_bitmap->ColorSpace();
- color_space dcs = bitmap->ColorSpace();
-
- if (scs != dcs && (scs != B_RGBA32 || dcs != B_RGB32)) {
- printf("CopyPixelsOut(): incompatible color space: %s != %s\n",
- color_space_name(scs),
- color_space_name(dcs));
- return B_BAD_TYPE;
- }
-
- // debugger("CopyPixelsOut()");
-
- BRect sr = m_bitmap->Bounds();
- BRect dr = bitmap->Bounds();
-
- sr = sr & dr.OffsetBySelf(location);
- dr = sr.OffsetByCopy(-location.x, -location.y);
-
- uint8 *ps = (uint8 *) m_bitmap->Bits();
- uint8 *pd = (uint8 *) bitmap->Bits();
- uint32 *s, *d;
- uint32 y;
- for (y = (uint32) sr.top; y <= (uint32) sr.bottom; y++) {
- s = (uint32 *) (ps + y * m_bitmap->BytesPerRow());
- s += (uint32) sr.left;
-
- d = (uint32 *) (pd + (y + (uint32) (dr.top - sr.top)) * bitmap->BytesPerRow());
- d += (uint32) dr.left;
-
- memcpy(d, s, dr.IntegerWidth() * 4);
- }
- return B_OK;
-}
-
-status_t MesaDriver::CopyPixelsIn(BBitmap *bitmap, BPoint location)
-{
- color_space scs = bitmap->ColorSpace();
- color_space dcs = m_bitmap->ColorSpace();
-
- if (scs != dcs && (dcs != B_RGBA32 || scs != B_RGB32)) {
- printf("CopyPixelsIn(): incompatible color space: %s != %s\n",
- color_space_name(scs),
- color_space_name(dcs));
- return B_BAD_TYPE;
- }
-
- // debugger("CopyPixelsIn()");
-
- BRect sr = bitmap->Bounds();
- BRect dr = m_bitmap->Bounds();
-
- sr = sr & dr.OffsetBySelf(location);
- dr = sr.OffsetByCopy(-location.x, -location.y);
-
- uint8 *ps = (uint8 *) bitmap->Bits();
- uint8 *pd = (uint8 *) m_bitmap->Bits();
- uint32 *s, *d;
- uint32 y;
- for (y = (uint32) sr.top; y <= (uint32) sr.bottom; y++) {
- s = (uint32 *) (ps + y * bitmap->BytesPerRow());
- s += (uint32) sr.left;
-
- d = (uint32 *) (pd + (y + (uint32) (dr.top - sr.top)) * m_bitmap->BytesPerRow());
- d += (uint32) dr.left;
-
- memcpy(d, s, dr.IntegerWidth() * 4);
- }
- return B_OK;
-}
-
-
-void MesaDriver::Draw(BRect updateRect) const
-{
- if (m_bitmap)
- m_bglview->DrawBitmap(m_bitmap, updateRect, updateRect);
-}
-
-
-void MesaDriver::Error(struct gl_context *ctx)
-{
- MesaDriver *md = (MesaDriver *) ctx->DriverCtx;
- if (md && md->m_bglview)
- md->m_bglview->ErrorCallback((unsigned long) ctx->ErrorValue);
-}
-
-void MesaDriver::UpdateState( struct gl_context *ctx, GLuint new_state )
-{
- struct swrast_device_driver * swdd = _swrast_GetDeviceDriverReference( ctx );
-
- _swrast_InvalidateState( ctx, new_state );
- _swsetup_InvalidateState( ctx, new_state );
- _vbo_InvalidateState( ctx, new_state );
- _tnl_InvalidateState( ctx, new_state );
-
- if (ctx->Color.DrawBuffer[0] == GL_FRONT) {
- /* read/write front buffer */
- swdd->WriteRGBASpan = MesaDriver::WriteRGBASpanFront;
- swdd->WriteRGBSpan = MesaDriver::WriteRGBSpanFront;
- swdd->WriteRGBAPixels = MesaDriver::WriteRGBAPixelsFront;
- swdd->WriteMonoRGBASpan = MesaDriver::WriteMonoRGBASpanFront;
- swdd->WriteMonoRGBAPixels = MesaDriver::WriteMonoRGBAPixelsFront;
- swdd->WriteCI32Span = MesaDriver::WriteCI32SpanFront;
- swdd->WriteCI8Span = MesaDriver::WriteCI8SpanFront;
- swdd->WriteMonoCISpan = MesaDriver::WriteMonoCISpanFront;
- swdd->WriteCI32Pixels = MesaDriver::WriteCI32PixelsFront;
- swdd->WriteMonoCIPixels = MesaDriver::WriteMonoCIPixelsFront;
- swdd->ReadRGBASpan = MesaDriver::ReadRGBASpanFront;
- swdd->ReadRGBAPixels = MesaDriver::ReadRGBAPixelsFront;
- swdd->ReadCI32Span = MesaDriver::ReadCI32SpanFront;
- swdd->ReadCI32Pixels = MesaDriver::ReadCI32PixelsFront;
- }
- else {
- /* read/write back buffer */
- swdd->WriteRGBASpan = MesaDriver::WriteRGBASpanBack;
- swdd->WriteRGBSpan = MesaDriver::WriteRGBSpanBack;
- swdd->WriteRGBAPixels = MesaDriver::WriteRGBAPixelsBack;
- swdd->WriteMonoRGBASpan = MesaDriver::WriteMonoRGBASpanBack;
- swdd->WriteMonoRGBAPixels = MesaDriver::WriteMonoRGBAPixelsBack;
- swdd->WriteCI32Span = MesaDriver::WriteCI32SpanBack;
- swdd->WriteCI8Span = MesaDriver::WriteCI8SpanBack;
- swdd->WriteMonoCISpan = MesaDriver::WriteMonoCISpanBack;
- swdd->WriteCI32Pixels = MesaDriver::WriteCI32PixelsBack;
- swdd->WriteMonoCIPixels = MesaDriver::WriteMonoCIPixelsBack;
- swdd->ReadRGBASpan = MesaDriver::ReadRGBASpanBack;
- swdd->ReadRGBAPixels = MesaDriver::ReadRGBAPixelsBack;
- swdd->ReadCI32Span = MesaDriver::ReadCI32SpanBack;
- swdd->ReadCI32Pixels = MesaDriver::ReadCI32PixelsBack;
- }
-}
-
-
-void MesaDriver::ClearIndex(struct gl_context *ctx, GLuint index)
-{
- MesaDriver *md = (MesaDriver *) ctx->DriverCtx;
- md->m_clear_index = index;
-}
-
-
-void MesaDriver::ClearColor(struct gl_context *ctx, const GLfloat color[4])
-{
- MesaDriver *md = (MesaDriver *) ctx->DriverCtx;
- CLAMPED_FLOAT_TO_CHAN(md->m_clear_color[BE_RCOMP], color[0]);
- CLAMPED_FLOAT_TO_CHAN(md->m_clear_color[BE_GCOMP], color[1]);
- CLAMPED_FLOAT_TO_CHAN(md->m_clear_color[BE_BCOMP], color[2]);
- CLAMPED_FLOAT_TO_CHAN(md->m_clear_color[BE_ACOMP], color[3]);
- assert(md->m_bglview);
-}
-
-
-void MesaDriver::Clear(struct gl_context *ctx, GLbitfield mask,
- GLboolean all, GLint x, GLint y,
- GLint width, GLint height)
-{
- if (mask & DD_FRONT_LEFT_BIT)
- ClearFront(ctx, all, x, y, width, height);
- if (mask & DD_BACK_LEFT_BIT)
- ClearBack(ctx, all, x, y, width, height);
-
- mask &= ~(DD_FRONT_LEFT_BIT | DD_BACK_LEFT_BIT);
- if (mask)
- _swrast_Clear( ctx, mask, all, x, y, width, height );
-
- return;
-}
-
-
-void MesaDriver::ClearFront(struct gl_context *ctx,
- GLboolean all, GLint x, GLint y,
- GLint width, GLint height)
-{
- MesaDriver *md = (MesaDriver *) ctx->DriverCtx;
- BGLView *bglview = md->m_bglview;
- assert(bglview);
-
- bglview->SetHighColor(md->m_clear_color[BE_RCOMP],
- md->m_clear_color[BE_GCOMP],
- md->m_clear_color[BE_BCOMP],
- md->m_clear_color[BE_ACOMP]);
- bglview->SetLowColor(md->m_clear_color[BE_RCOMP],
- md->m_clear_color[BE_GCOMP],
- md->m_clear_color[BE_BCOMP],
- md->m_clear_color[BE_ACOMP]);
- if (all) {
- BRect b = bglview->Bounds();
- bglview->FillRect(b);
- }
- else {
- // XXX untested
- BRect b;
- b.left = x;
- b.right = x + width;
- b.bottom = md->m_height - y - 1;
- b.top = b.bottom - height;
- bglview->FillRect(b);
- }
-
- // restore drawing color
-#if 0
- bglview->SetHighColor(md->mColor[BE_RCOMP],
- md->mColor[BE_GCOMP],
- md->mColor[BE_BCOMP],
- md->mColor[BE_ACOMP]);
- bglview->SetLowColor(md->mColor[BE_RCOMP],
- md->mColor[BE_GCOMP],
- md->mColor[BE_BCOMP],
- md->mColor[BE_ACOMP]);
-#endif
-}
-
-
-void MesaDriver::ClearBack(struct gl_context *ctx,
- GLboolean all, GLint x, GLint y,
- GLint width, GLint height)
-{
- MesaDriver *md = (MesaDriver *) ctx->DriverCtx;
- BGLView *bglview = md->m_bglview;
- assert(bglview);
- BBitmap *bitmap = md->m_bitmap;
- assert(bitmap);
- GLuint *start = (GLuint *) bitmap->Bits();
- const GLuint *clearPixelPtr = (const GLuint *) md->m_clear_color;
- const GLuint clearPixel = B_LENDIAN_TO_HOST_INT32(*clearPixelPtr);
-
- if (all) {
- const int numPixels = md->m_width * md->m_height;
- if (clearPixel == 0) {
- memset(start, 0, numPixels * 4);
- }
- else {
- for (int i = 0; i < numPixels; i++) {
- start[i] = clearPixel;
- }
- }
- }
- else {
- // XXX untested
- start += y * md->m_width + x;
- for (int i = 0; i < height; i++) {
- for (int j = 0; j < width; j++) {
- start[j] = clearPixel;
- }
- start += md->m_width;
- }
- }
-}
-
-
-void MesaDriver::SetBuffer(struct gl_context *ctx, struct gl_framebuffer *buffer,
- GLenum mode)
-{
- /* TODO */
- (void) ctx;
- (void) buffer;
- (void) mode;
-}
-
-void MesaDriver::GetBufferSize(struct gl_framebuffer * framebuffer, GLuint *width,
- GLuint *height)
-{
- GET_CURRENT_CONTEXT(ctx);
- if (!ctx)
- return;
-
- MesaDriver * md = (MesaDriver *) ctx->DriverCtx;
- BGLView *bglview = md->m_bglview;
- assert(bglview);
-
- BRect b = bglview->Bounds();
- *width = (GLuint) b.IntegerWidth() + 1; // (b.right - b.left + 1);
- *height = (GLuint) b.IntegerHeight() + 1; // (b.bottom - b.top + 1);
- md->m_bottom = (GLint) b.bottom;
-
- if (ctx->Visual.doubleBufferMode) {
- if (*width != md->m_width || *height != md->m_height) {
- // allocate new size of back buffer bitmap
- if (md->m_bitmap)
- delete md->m_bitmap;
- BRect rect(0.0, 0.0, *width - 1, *height - 1);
- md->m_bitmap = new BBitmap(rect, B_RGBA32);
- }
- }
- else
- {
- md->m_bitmap = NULL;
- }
-
- md->m_width = *width;
- md->m_height = *height;
-}
-
-
-void MesaDriver::Viewport(struct gl_context *ctx, GLint x, GLint y, GLsizei w, GLsizei h)
-{
- /* poll for window size change and realloc software Z/stencil/etc if needed */
- _mesa_ResizeBuffersMESA();
-}
-
-
-const GLubyte *MesaDriver::GetString(struct gl_context *ctx, GLenum name)
-{
- switch (name) {
- case GL_RENDERER:
- return (const GLubyte *) "Mesa " MESA_VERSION_STRING " powered BGLView (software)";
- default:
- // Let core library handle all other cases
- return NULL;
- }
-}
-
-
-// Plot a pixel. (0,0) is upper-left corner
-// This is only used when drawing to the front buffer.
-inline void Plot(BGLView *bglview, int x, int y)
-{
- // XXX There's got to be a better way!
- BPoint p(x, y), q(x+1, y);
- bglview->StrokeLine(p, q);
-}
-
-
-void MesaDriver::WriteRGBASpanFront(const struct gl_context *ctx, GLuint n,
- GLint x, GLint y,
- CONST GLubyte rgba[][4],
- const GLubyte mask[])
-{
- MesaDriver *md = (MesaDriver *) ctx->DriverCtx;
- BGLView *bglview = md->m_bglview;
- assert(bglview);
- int flippedY = md->m_bottom - y;
- if (mask) {
- for (GLuint i = 0; i < n; i++) {
- if (mask[i]) {
- bglview->SetHighColor(rgba[i][0], rgba[i][1], rgba[i][2], rgba[i][3]);
- Plot(bglview, x++, flippedY);
- }
- }
- }
- else {
- for (GLuint i = 0; i < n; i++) {
- bglview->SetHighColor(rgba[i][0], rgba[i][1], rgba[i][2], rgba[i][3]);
- Plot(bglview, x++, flippedY);
- }
- }
-}
-
-void MesaDriver::WriteRGBSpanFront(const struct gl_context *ctx, GLuint n,
- GLint x, GLint y,
- CONST GLubyte rgba[][3],
- const GLubyte mask[])
-{
- MesaDriver *md = (MesaDriver *) ctx->DriverCtx;
- BGLView *bglview = md->m_bglview;
- assert(bglview);
- int flippedY = md->m_bottom - y;
- if (mask) {
- for (GLuint i = 0; i < n; i++) {
- if (mask[i]) {
- bglview->SetHighColor(rgba[i][0], rgba[i][1], rgba[i][2]);
- Plot(bglview, x++, flippedY);
- }
- }
- }
- else {
- for (GLuint i = 0; i < n; i++) {
- bglview->SetHighColor(rgba[i][0], rgba[i][1], rgba[i][2]);
- Plot(bglview, x++, flippedY);
- }
- }
-}
-
-void MesaDriver::WriteMonoRGBASpanFront(const struct gl_context *ctx, GLuint n,
- GLint x, GLint y,
- const GLchan color[4],
- const GLubyte mask[])
-{
- MesaDriver *md = (MesaDriver *) ctx->DriverCtx;
- BGLView *bglview = md->m_bglview;
- assert(bglview);
- int flippedY = md->m_bottom - y;
- bglview->SetHighColor(color[RCOMP], color[GCOMP], color[BCOMP]);
- if (mask) {
- for (GLuint i = 0; i < n; i++) {
- if (mask[i]) {
- Plot(bglview, x++, flippedY);
- }
- }
- }
- else {
- for (GLuint i = 0; i < n; i++) {
- Plot(bglview, x++, flippedY);
- }
- }
-}
-
-void MesaDriver::WriteRGBAPixelsFront(const struct gl_context *ctx,
- GLuint n, const GLint x[], const GLint y[],
- CONST GLubyte rgba[][4],
- const GLubyte mask[] )
-{
- MesaDriver *md = (MesaDriver *) ctx->DriverCtx;
- BGLView *bglview = md->m_bglview;
- assert(bglview);
- if (mask) {
- for (GLuint i = 0; i < n; i++) {
- if (mask[i]) {
- bglview->SetHighColor(rgba[i][0], rgba[i][1], rgba[i][2]);
- Plot(bglview, x[i], md->m_bottom - y[i]);
- }
- }
- }
- else {
- for (GLuint i = 0; i < n; i++) {
- bglview->SetHighColor(rgba[i][0], rgba[i][1], rgba[i][2]);
- Plot(bglview, x[i], md->m_bottom - y[i]);
- }
- }
-}
-
-
-void MesaDriver::WriteMonoRGBAPixelsFront(const struct gl_context *ctx, GLuint n,
- const GLint x[], const GLint y[],
- const GLchan color[4],
- const GLubyte mask[])
-{
- MesaDriver *md = (MesaDriver *) ctx->DriverCtx;
- BGLView *bglview = md->m_bglview;
- assert(bglview);
- // plot points using current color
- bglview->SetHighColor(color[RCOMP], color[GCOMP], color[BCOMP]);
- if (mask) {
- for (GLuint i = 0; i < n; i++) {
- if (mask[i]) {
- Plot(bglview, x[i], md->m_bottom - y[i]);
- }
- }
- }
- else {
- for (GLuint i = 0; i < n; i++) {
- Plot(bglview, x[i], md->m_bottom - y[i]);
- }
- }
-}
-
-
-void MesaDriver::WriteCI32SpanFront( const struct gl_context *ctx, GLuint n, GLint x, GLint y,
- const GLuint index[], const GLubyte mask[] )
-{
- printf("WriteCI32SpanFront() not implemented yet!\n");
- // TODO
-}
-
-void MesaDriver::WriteCI8SpanFront( const struct gl_context *ctx, GLuint n, GLint x, GLint y,
- const GLubyte index[], const GLubyte mask[] )
-{
- printf("WriteCI8SpanFront() not implemented yet!\n");
- // TODO
-}
-
-void MesaDriver::WriteMonoCISpanFront( const struct gl_context *ctx, GLuint n,
- GLint x, GLint y,
- GLuint colorIndex, const GLubyte mask[] )
-{
- printf("WriteMonoCISpanFront() not implemented yet!\n");
- // TODO
-}
-
-
-void MesaDriver::WriteCI32PixelsFront( const struct gl_context *ctx, GLuint n,
- const GLint x[], const GLint y[],
- const GLuint index[], const GLubyte mask[] )
-{
- printf("WriteCI32PixelsFront() not implemented yet!\n");
- // TODO
-}
-
-void MesaDriver::WriteMonoCIPixelsFront( const struct gl_context *ctx, GLuint n,
- const GLint x[], const GLint y[],
- GLuint colorIndex, const GLubyte mask[] )
-{
- printf("WriteMonoCIPixelsFront() not implemented yet!\n");
- // TODO
-}
-
-
-void MesaDriver::ReadCI32SpanFront( const struct gl_context *ctx,
- GLuint n, GLint x, GLint y, GLuint index[] )
-{
- printf("ReadCI32SpanFront() not implemented yet!\n");
- // TODO
-}
-
-
-void MesaDriver::ReadRGBASpanFront( const struct gl_context *ctx, GLuint n,
- GLint x, GLint y, GLubyte rgba[][4] )
-{
- printf("ReadRGBASpanFront() not implemented yet!\n");
- // TODO
-}
-
-
-void MesaDriver::ReadCI32PixelsFront( const struct gl_context *ctx,
- GLuint n, const GLint x[], const GLint y[],
- GLuint indx[], const GLubyte mask[] )
-{
- printf("ReadCI32PixelsFront() not implemented yet!\n");
- // TODO
-}
-
-
-void MesaDriver::ReadRGBAPixelsFront( const struct gl_context *ctx,
- GLuint n, const GLint x[], const GLint y[],
- GLubyte rgba[][4], const GLubyte mask[] )
-{
- printf("ReadRGBAPixelsFront() not implemented yet!\n");
- // TODO
-}
-
-
-
-
-void MesaDriver::WriteRGBASpanBack(const struct gl_context *ctx, GLuint n,
- GLint x, GLint y,
- CONST GLubyte rgba[][4],
- const GLubyte mask[])
-{
- MesaDriver *md = (MesaDriver *) ctx->DriverCtx;
- BBitmap *bitmap = md->m_bitmap;
-
- assert(bitmap);
-
- int row = md->m_bottom - y;
- uint8 * ptr = (uint8 *) bitmap->Bits() + (row * bitmap->BytesPerRow()) + x * 4;
- uint32 * pixel = (uint32 *) ptr;
-
- if (mask) {
- while(n--) {
- if (*mask++)
- *pixel = PACK_B_RGBA32(rgba[0]);
- pixel++;
- rgba++;
- };
- } else {
- while(n--) {
- *pixel++ = PACK_B_RGBA32(rgba[0]);
- rgba++;
- };
- };
- }
-
-
-void MesaDriver::WriteRGBSpanBack(const struct gl_context *ctx, GLuint n,
- GLint x, GLint y,
- CONST GLubyte rgb[][3],
- const GLubyte mask[])
-{
- MesaDriver *md = (MesaDriver *) ctx->DriverCtx;
- BBitmap *bitmap = md->m_bitmap;
-
- assert(bitmap);
-
- int row = md->m_bottom - y;
- uint8 * ptr = (uint8 *) bitmap->Bits() + (row * bitmap->BytesPerRow()) + x * 4;
- uint32 * pixel = (uint32 *) ptr;
-
- if (mask) {
- while(n--) {
- if (*mask++)
- *pixel = PACK_B_RGB32(rgb[0]);
- pixel++;
- rgb++;
- };
- } else {
- while(n--) {
- *pixel++ = PACK_B_RGB32(rgb[0]);
- rgb++;
- };
- };
-}
-
-
-
-
-void MesaDriver::WriteMonoRGBASpanBack(const struct gl_context *ctx, GLuint n,
- GLint x, GLint y,
- const GLchan color[4], const GLubyte mask[])
-{
- MesaDriver *md = (MesaDriver *) ctx->DriverCtx;
- BBitmap *bitmap = md->m_bitmap;
-
- assert(bitmap);
-
- int row = md->m_bottom - y;
- uint8 * ptr = (uint8 *) bitmap->Bits() + (row * bitmap->BytesPerRow()) + x * 4;
- uint32 * pixel = (uint32 *) ptr;
- uint32 pixel_color = PACK_B_RGBA32(color);
-
- if (mask) {
- while(n--) {
- if (*mask++)
- *pixel = pixel_color;
- pixel++;
- };
- } else {
- while(n--) {
- *pixel++ = pixel_color;
- };
- };
-}
-
-
-void MesaDriver::WriteRGBAPixelsBack(const struct gl_context *ctx,
- GLuint n, const GLint x[], const GLint y[],
- CONST GLubyte rgba[][4],
- const GLubyte mask[] )
-{
- MesaDriver *md = (MesaDriver *) ctx->DriverCtx;
- BBitmap *bitmap = md->m_bitmap;
-
- assert(bitmap);
-#if 0
- while(n--) {
- if (*mask++) {
- int row = md->m_bottom - *y;
- uint8 * pixel = (uint8 *) bitmap->Bits() + (row * bitmap->BytesPerRow()) + *x * 4;
- *((uint32 *) pixel) = PACK_B_RGBA32(rgba[0]);
- };
- x++;
- y++;
- rgba++;
- };
-#else
- if (mask) {
- for (GLuint i = 0; i < n; i++) {
- if (mask[i]) {
- GLubyte *pixel = (GLubyte *) bitmap->Bits()
- + ((md->m_bottom - y[i]) * bitmap->BytesPerRow()) + x[i] * 4;
- pixel[BE_RCOMP] = rgba[i][RCOMP];
- pixel[BE_GCOMP] = rgba[i][GCOMP];
- pixel[BE_BCOMP] = rgba[i][BCOMP];
- pixel[BE_ACOMP] = rgba[i][ACOMP];
- }
- }
- }
- else {
- for (GLuint i = 0; i < n; i++) {
- GLubyte *pixel = (GLubyte *) bitmap->Bits()
- + ((md->m_bottom - y[i]) * bitmap->BytesPerRow()) + x[i] * 4;
- pixel[BE_RCOMP] = rgba[i][RCOMP];
- pixel[BE_GCOMP] = rgba[i][GCOMP];
- pixel[BE_BCOMP] = rgba[i][BCOMP];
- pixel[BE_ACOMP] = rgba[i][ACOMP];
- }
- }
-#endif
-}
-
-
-void MesaDriver::WriteMonoRGBAPixelsBack(const struct gl_context *ctx, GLuint n,
- const GLint x[], const GLint y[],
- const GLchan color[4],
- const GLubyte mask[])
-{
- MesaDriver *md = (MesaDriver *) ctx->DriverCtx;
- BBitmap *bitmap = md->m_bitmap;
-
- assert(bitmap);
-
- uint32 pixel_color = PACK_B_RGBA32(color);
-#if 0
- while(n--) {
- if (*mask++) {
- int row = md->m_bottom - *y;
- uint8 * pixel = (uint8 *) bitmap->Bits() + (row * bitmap->BytesPerRow()) + *x * 4;
-
- *((uint32 *) pixel) = pixel_color;
- };
- x++;
- y++;
- };
-#else
- if (mask) {
- for (GLuint i = 0; i < n; i++) {
- if (mask[i]) {
- GLubyte * ptr = (GLubyte *) bitmap->Bits()
- + ((md->m_bottom - y[i]) * bitmap->BytesPerRow()) + x[i] * 4;
- *((uint32 *) ptr) = pixel_color;
- }
- }
- }
- else {
- for (GLuint i = 0; i < n; i++) {
- GLubyte * ptr = (GLubyte *) bitmap->Bits()
- + ((md->m_bottom - y[i]) * bitmap->BytesPerRow()) + x[i] * 4;
- *((uint32 *) ptr) = pixel_color;
- }
- }
-#endif
-}
-
-
-void MesaDriver::WriteCI32SpanBack( const struct gl_context *ctx, GLuint n,
- GLint x, GLint y,
- const GLuint index[], const GLubyte mask[] )
-{
- printf("WriteCI32SpanBack() not implemented yet!\n");
- // TODO
-}
-
-void MesaDriver::WriteCI8SpanBack( const struct gl_context *ctx, GLuint n,
- GLint x, GLint y,
- const GLubyte index[], const GLubyte mask[] )
-{
- printf("WriteCI8SpanBack() not implemented yet!\n");
- // TODO
-}
-
-void MesaDriver::WriteMonoCISpanBack( const struct gl_context *ctx, GLuint n,
- GLint x, GLint y,
- GLuint colorIndex, const GLubyte mask[] )
-{
- printf("WriteMonoCISpanBack() not implemented yet!\n");
- // TODO
-}
-
-
-void MesaDriver::WriteCI32PixelsBack( const struct gl_context *ctx, GLuint n,
- const GLint x[], const GLint y[],
- const GLuint index[], const GLubyte mask[] )
-{
- printf("WriteCI32PixelsBack() not implemented yet!\n");
- // TODO
-}
-
-void MesaDriver::WriteMonoCIPixelsBack( const struct gl_context *ctx, GLuint n,
- const GLint x[], const GLint y[],
- GLuint colorIndex, const GLubyte mask[] )
-{
- printf("WriteMonoCIPixelsBack() not implemented yet!\n");
- // TODO
-}
-
-
-void MesaDriver::ReadCI32SpanBack( const struct gl_context *ctx,
- GLuint n, GLint x, GLint y, GLuint index[] )
-{
- printf("ReadCI32SpanBack() not implemented yet!\n");
- // TODO
-}
-
-
-void MesaDriver::ReadRGBASpanBack( const struct gl_context *ctx, GLuint n,
- GLint x, GLint y, GLubyte rgba[][4] )
-{
- MesaDriver *md = (MesaDriver *) ctx->DriverCtx;
- const BBitmap *bitmap = md->m_bitmap;
- assert(bitmap);
- int row = md->m_bottom - y;
- const GLubyte *pixel = (GLubyte *) bitmap->Bits()
- + (row * bitmap->BytesPerRow()) + x * 4;
-
- for (GLuint i = 0; i < n; i++) {
- rgba[i][RCOMP] = pixel[BE_RCOMP];
- rgba[i][GCOMP] = pixel[BE_GCOMP];
- rgba[i][BCOMP] = pixel[BE_BCOMP];
- rgba[i][ACOMP] = pixel[BE_ACOMP];
- pixel += 4;
- }
-}
-
-
-void MesaDriver::ReadCI32PixelsBack( const struct gl_context *ctx,
- GLuint n, const GLint x[], const GLint y[],
- GLuint indx[], const GLubyte mask[] )
-{
- printf("ReadCI32PixelsBack() not implemented yet!\n");
- // TODO
-}
-
-
-void MesaDriver::ReadRGBAPixelsBack( const struct gl_context *ctx,
- GLuint n, const GLint x[], const GLint y[],
- GLubyte rgba[][4], const GLubyte mask[] )
-{
- MesaDriver *md = (MesaDriver *) ctx->DriverCtx;
- const BBitmap *bitmap = md->m_bitmap;
- assert(bitmap);
-
- if (mask) {
- for (GLuint i = 0; i < n; i++) {
- if (mask[i]) {
- GLubyte *pixel = (GLubyte *) bitmap->Bits()
- + ((md->m_bottom - y[i]) * bitmap->BytesPerRow()) + x[i] * 4;
- rgba[i][RCOMP] = pixel[BE_RCOMP];
- rgba[i][GCOMP] = pixel[BE_GCOMP];
- rgba[i][BCOMP] = pixel[BE_BCOMP];
- rgba[i][ACOMP] = pixel[BE_ACOMP];
- };
- };
- } else {
- for (GLuint i = 0; i < n; i++) {
- GLubyte *pixel = (GLubyte *) bitmap->Bits()
- + ((md->m_bottom - y[i]) * bitmap->BytesPerRow()) + x[i] * 4;
- rgba[i][RCOMP] = pixel[BE_RCOMP];
- rgba[i][GCOMP] = pixel[BE_GCOMP];
- rgba[i][BCOMP] = pixel[BE_BCOMP];
- rgba[i][ACOMP] = pixel[BE_ACOMP];
- };
- };
-}
-
-const char * color_space_name(color_space space)
-{
-#define C2N(a) case a: return #a
-
- switch (space) {
- C2N(B_RGB24);
- C2N(B_RGB32);
- C2N(B_RGBA32);
- C2N(B_RGB32_BIG);
- C2N(B_RGBA32_BIG);
- C2N(B_GRAY8);
- C2N(B_GRAY1);
- C2N(B_RGB16);
- C2N(B_RGB15);
- C2N(B_RGBA15);
- C2N(B_CMAP8);
- default:
- return "Unknown!";
- };
-
-#undef C2N
-};
-
-
projects / mesa.git / commitdiff