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authorAndrei Karas <akaras@inbox.ru>2013-08-25 19:36:20 +0300
committerAndrei Karas <akaras@inbox.ru>2013-08-25 23:26:55 +0300
commitd5847d54a527c41006cb4cade15d0b6346490e77 (patch)
tree5146fc48f6e2d10eb3f41f1b20eac16f66b36f28
parent5b20a3d95717f75d33801c4dd2b093e106d90541 (diff)
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add partial support for software mode with SDL2.
-rw-r--r--src/graphicsmanager.cpp4
-rw-r--r--src/localconsts.h2
-rw-r--r--src/resources/image.cpp71
-rw-r--r--src/resources/image.h7
-rw-r--r--src/resources/sdl2imagehelper.cpp21
-rw-r--r--src/resources/sdl2imagehelper.h8
-rw-r--r--src/resources/subimage.cpp53
-rw-r--r--src/resources/subimage.h4
-rw-r--r--src/resources/surfaceimagehelper.cpp2
-rw-r--r--src/sdl2graphics.cpp701
-rw-r--r--src/sdl2graphics.h9
11 files changed, 226 insertions, 656 deletions
diff --git a/src/graphicsmanager.cpp b/src/graphicsmanager.cpp
index fb1ce3a32..d39af895d 100644
--- a/src/graphicsmanager.cpp
+++ b/src/graphicsmanager.cpp
@@ -374,7 +374,9 @@ SDL_Renderer *GraphicsManager::createRenderer(SDL_Window *const window,
const int flags)
{
// +++ need use different drivers and different flags
- return SDL_CreateRenderer(window, -1, flags);
+ SDL_Renderer *const renderer = SDL_CreateRenderer(window, -1, flags);
+ SDL_SetRenderDrawBlendMode(renderer, SDL_BLENDMODE_BLEND);
+ return renderer;
}
#endif
diff --git a/src/localconsts.h b/src/localconsts.h
index d146e2787..b367e98a2 100644
--- a/src/localconsts.h
+++ b/src/localconsts.h
@@ -82,6 +82,6 @@
// #define DEBUG_DRAW_CALLS 1
// debug images usage
-#define DEBUG_IMAGES 1
+// #define DEBUG_IMAGES 1
#include "utils/perfomance.h"
diff --git a/src/resources/image.cpp b/src/resources/image.cpp
index 49650fef3..759a3a055 100644
--- a/src/resources/image.cpp
+++ b/src/resources/image.cpp
@@ -46,6 +46,50 @@
#include "debug.h"
+#ifdef USE_SDL2
+Image::Image(SDL_Texture *const image, const int width, const int height) :
+ Resource(),
+#ifdef USE_OPENGL
+ mGLImage(0),
+ mTexWidth(0),
+ mTexHeight(0),
+#endif
+ mBounds(),
+ mAlpha(1.0f),
+ mSDLSurface(nullptr),
+ mTexture(image),
+ mAlphaChannel(nullptr),
+ mAlphaCache(),
+ mLoaded(false),
+ mHasAlphaChannel(false),
+ mUseAlphaCache(false),
+ mIsAlphaVisible(true),
+ mIsAlphaCalculated(false)
+{
+#ifdef DEBUG_IMAGES
+ logger->log("created: %p", this);
+#endif
+
+ mBounds.x = 0;
+ mBounds.y = 0;
+
+ if (mTexture)
+ {
+ mBounds.w = static_cast<uint16_t>(width);
+ mBounds.h = static_cast<uint16_t>(height);
+
+ mLoaded = true;
+ }
+ else
+ {
+ logger->log("Image::Image(SDL_Texture *const image):"
+ " Couldn't load invalid Surface!");
+ mBounds.w = 0;
+ mBounds.h = 0;
+ }
+}
+#endif
+
Image::Image(SDL_Surface *const image, const bool hasAlphaChannel0,
uint8_t *const alphaChannel) :
Resource(),
@@ -57,6 +101,9 @@ Image::Image(SDL_Surface *const image, const bool hasAlphaChannel0,
mBounds(),
mAlpha(1.0f),
mSDLSurface(image),
+#ifdef USE_SDL2
+ mTexture(nullptr),
+#endif
mAlphaChannel(alphaChannel),
mAlphaCache(),
mLoaded(false),
@@ -98,6 +145,9 @@ Image::Image(const GLuint glimage, const int width, const int height,
mBounds(),
mAlpha(1.0f),
mSDLSurface(nullptr),
+#ifdef USE_SDL2
+ mTexture(nullptr),
+#endif
mAlphaChannel(nullptr),
mAlphaCache(),
mLoaded(false),
@@ -164,6 +214,13 @@ void Image::unload()
delete [] mAlphaChannel;
mAlphaChannel = nullptr;
}
+#ifdef USE_SDL2
+ if (mTexture)
+ {
+ SDL_DestroyTexture(mTexture);
+ mTexture = nullptr;
+ }
+#endif
#ifdef USE_OPENGL
if (mGLImage)
@@ -257,11 +314,11 @@ void Image::setAlpha(const float alpha)
if (!mHasAlphaChannel)
{
- // Set the alpha value this image is drawn at
#ifdef USE_SDL2
SDL_SetSurfaceAlphaMod(mSDLSurface,
static_cast<unsigned char>(255 * mAlpha));
#else
+ // Set the alpha value this image is drawn at
SDL_SetAlpha(mSDLSurface, SDL_SRCALPHA,
static_cast<unsigned char>(255 * mAlpha));
#endif
@@ -302,6 +359,14 @@ void Image::setAlpha(const float alpha)
SDL_UnlockSurface(mSDLSurface);
}
}
+#ifdef USE_SDL2
+ else if (mTexture)
+ {
+ mAlpha = alpha;
+ SDL_SetTextureAlphaMod(mTexture,
+ static_cast<unsigned char>(255 * mAlpha));
+ }
+#endif
else
{
mAlpha = alpha;
@@ -352,7 +417,11 @@ Image *Image::getSubImage(const int x, const int y,
}
#endif
+#ifdef USE_SDL2
+ return new SubImage(this, mTexture, x, y, width, height);
+#else
return new SubImage(this, mSDLSurface, x, y, width, height);
+#endif
}
void Image::SDLTerminateAlphaCache()
diff --git a/src/resources/image.h b/src/resources/image.h
index ed42991bb..a40f62dee 100644
--- a/src/resources/image.h
+++ b/src/resources/image.h
@@ -199,9 +199,16 @@ class Image : public Resource
Image(SDL_Surface *const image, const bool hasAlphaChannel = false,
uint8_t *const alphaChannel = nullptr);
+#ifdef USE_SDL2
+ Image(SDL_Texture *const image, const int width, const int height);
+#endif
+
SDL_Surface *getByAlpha(const float alpha) A_WARN_UNUSED;
SDL_Surface *mSDLSurface;
+#ifdef USE_SDL2
+ SDL_Texture *mTexture;
+#endif
/** Alpha Channel pointer used for 32bit based SDL surfaces */
uint8_t *mAlphaChannel;
diff --git a/src/resources/sdl2imagehelper.cpp b/src/resources/sdl2imagehelper.cpp
index b131b4d69..ee342ee26 100644
--- a/src/resources/sdl2imagehelper.cpp
+++ b/src/resources/sdl2imagehelper.cpp
@@ -38,6 +38,9 @@
#include "debug.h"
bool SDLImageHelper::mEnableAlphaCache = false;
+#ifdef USE_SDL2
+SDL_Renderer *SDLImageHelper::mRenderer = nullptr;
+#endif
Image *SDLImageHelper::load(SDL_RWops *const rw, Dye const &dye) const
{
@@ -114,13 +117,9 @@ Image *SDLImageHelper::createTextSurface(SDL_Surface *const tmpImage,
if (!tmpImage)
return nullptr;
- Image *img;
- bool hasAlpha = false;
- uint8_t *alphaChannel = nullptr;
- SDL_Surface *image = SDLDuplicateSurface(tmpImage);
-
- img = new Image(image, hasAlpha, alphaChannel);
- img->mAlpha = alpha;
+ Image *const img = _SDLload(tmpImage);
+ if (img)
+ img->setAlpha(alpha);
return img;
}
@@ -137,8 +136,12 @@ Image *SDLImageHelper::_SDLload(SDL_Surface *tmpImage) const
if (!tmpImage)
return nullptr;
- SDL_Surface *image = convertTo32Bit(tmpImage);
- return new Image(image, false, nullptr);
+ SDL_Texture *const texture = SDL_CreateTextureFromSurface(
+ mRenderer, tmpImage);
+ if (!texture)
+ return nullptr;
+ SDL_SetTextureBlendMode(texture, SDL_BLENDMODE_BLEND);
+ return new Image(texture, tmpImage->w, tmpImage->h);
}
int SDLImageHelper::useOpenGL() const
diff --git a/src/resources/sdl2imagehelper.h b/src/resources/sdl2imagehelper.h
index 9edd48ebe..5c35f8026 100644
--- a/src/resources/sdl2imagehelper.h
+++ b/src/resources/sdl2imagehelper.h
@@ -94,11 +94,19 @@ class SDLImageHelper final : public ImageHelper
SDL_Surface *const dst,
SDL_Rect *const dstrect);
+#ifdef USE_SDL2
+ static void setRenderer(SDL_Renderer *const renderer)
+ { mRenderer = renderer; }
+#endif
+
protected:
/** SDL_Surface to SDL_Surface Image loader */
Image *_SDLload(SDL_Surface *tmpImage) const A_WARN_UNUSED;
static bool mEnableAlphaCache;
+#ifdef USE_SDL2
+ static SDL_Renderer *mRenderer;
+#endif
};
#endif // USE_SDL2
diff --git a/src/resources/subimage.cpp b/src/resources/subimage.cpp
index b2343c71c..d37eda91a 100644
--- a/src/resources/subimage.cpp
+++ b/src/resources/subimage.cpp
@@ -36,6 +36,59 @@
#include "debug.h"
+#ifdef USE_SDL2
+SubImage::SubImage(Image *const parent, SDL_Texture *const image,
+ const int x, const int y,
+ const int width, const int height) :
+ Image(image, width, height),
+ mInternalBounds(),
+ mParent(parent)
+{
+ if (mParent)
+ {
+ mParent->incRef();
+ mParent->SDLTerminateAlphaCache();
+ mHasAlphaChannel = mParent->hasAlphaChannel();
+ mIsAlphaVisible = mHasAlphaChannel;
+ mAlphaChannel = mParent->SDLgetAlphaChannel();
+ mSource = parent->getIdPath();
+#ifdef DEBUG_IMAGES
+ logger->log("set name2 %p, %s", this, mSource.c_str());
+#endif
+#ifdef DEBUG_BIND_TEXTURE
+ mIdPath = parent->getIdPath();
+#endif
+ }
+ else
+ {
+ mHasAlphaChannel = false;
+ mIsAlphaVisible = false;
+ mAlphaChannel = nullptr;
+ }
+
+ // Set up the rectangle.
+ mBounds.x = static_cast<int16_t>(x);
+ mBounds.y = static_cast<int16_t>(y);
+ mBounds.w = static_cast<uint16_t>(width);
+ mBounds.h = static_cast<uint16_t>(height);
+ if (mParent)
+ {
+ mInternalBounds.x = mParent->mBounds.x;
+ mInternalBounds.y = mParent->mBounds.y;
+ mInternalBounds.w = mParent->mBounds.w;
+ mInternalBounds.h = mParent->mBounds.h;
+ }
+ else
+ {
+ mInternalBounds.x = 0;
+ mInternalBounds.y = 0;
+ mInternalBounds.w = 1;
+ mInternalBounds.h = 1;
+ }
+ mUseAlphaCache = false;
+}
+#endif
+
SubImage::SubImage(Image *const parent, SDL_Surface *const image,
const int x, const int y,
const int width, const int height) :
diff --git a/src/resources/subimage.h b/src/resources/subimage.h
index 8dae594f6..5322f9a71 100644
--- a/src/resources/subimage.h
+++ b/src/resources/subimage.h
@@ -50,6 +50,10 @@ class SubImage final : public Image
/**
* Constructor.
*/
+#ifdef USE_SDL2
+ SubImage(Image *const parent, SDL_Texture *const image,
+ const int x, const int y, const int width, const int height);
+#endif
SubImage(Image *const parent, SDL_Surface *const image,
const int x, const int y, const int width, const int height);
#ifdef USE_OPENGL
diff --git a/src/resources/surfaceimagehelper.cpp b/src/resources/surfaceimagehelper.cpp
index 1b5997ce0..45a7d95fd 100644
--- a/src/resources/surfaceimagehelper.cpp
+++ b/src/resources/surfaceimagehelper.cpp
@@ -120,7 +120,7 @@ Image *SurfaceImageHelper::createTextSurface(SDL_Surface *const tmpImage,
SDL_Surface *image = SDLDuplicateSurface(tmpImage);
img = new Image(image, hasAlpha, alphaChannel);
- img->mAlpha = alpha;
+ img->setAlpha(alpha);
return img;
}
diff --git a/src/sdl2graphics.cpp b/src/sdl2graphics.cpp
index bdd06d3cf..42f06a1cc 100644
--- a/src/sdl2graphics.cpp
+++ b/src/sdl2graphics.cpp
@@ -32,6 +32,7 @@
#include "logger.h"
#include "resources/imagehelper.h"
+#include "resources/sdl2imagehelper.h"
#include <guichan/sdl/sdlpixel.hpp>
@@ -69,7 +70,7 @@ bool SDLGraphics::drawRescaledImage(const Image *const image, int srcX, int srcY
// Check that preconditions for blitting are met.
if (!mWindow || !image)
return false;
- if (!image->mSDLSurface)
+ if (!image->mTexture)
return false;
Image *const tmpImage = image->SDLgetScaledImage(
@@ -77,7 +78,7 @@ bool SDLGraphics::drawRescaledImage(const Image *const image, int srcX, int srcY
if (!tmpImage)
return false;
- if (!tmpImage->mSDLSurface)
+ if (!tmpImage->mTexture)
return false;
dstX += mClipStack.top().xOffset;
@@ -95,9 +96,10 @@ bool SDLGraphics::drawRescaledImage(const Image *const image, int srcX, int srcY
srcRect.w = static_cast<uint16_t>(width);
srcRect.h = static_cast<uint16_t>(height);
- const bool returnValue(true);
-// const bool returnValue = !(SDL_BlitSurface(tmpImage->mSDLSurface,
-// &srcRect, mWindow, &dstRect) < 0);
+ // +++ dstRect.w/h
+
+ const bool returnValue = (SDL_RenderCopy(mRenderer, tmpImage->mTexture,
+ &srcRect, &dstRect) < 0);
delete tmpImage;
@@ -105,12 +107,12 @@ bool SDLGraphics::drawRescaledImage(const Image *const image, int srcX, int srcY
}
bool SDLGraphics::drawImage2(const Image *const image, int srcX, int srcY,
- int dstX, int dstY, const int width,
- const int height, const bool useColor A_UNUSED)
+ int dstX, int dstY, const int width,
+ const int height, const bool useColor A_UNUSED)
{
FUNC_BLOCK("Graphics::drawImage2", 1)
// Check that preconditions for blitting are met.
- if (!mWindow || !image || !image->mSDLSurface)
+ if (!mWindow || !image || !image->mTexture)
return false;
dstX += mClipStack.top().xOffset;
@@ -127,12 +129,10 @@ bool SDLGraphics::drawImage2(const Image *const image, int srcX, int srcY,
srcRect.y = static_cast<int16_t>(srcY);
srcRect.w = static_cast<uint16_t>(width);
srcRect.h = static_cast<uint16_t>(height);
+ dstRect.w = static_cast<uint16_t>(width);
+ dstRect.h = static_cast<uint16_t>(height);
- return true;
-/*
- return !(SDL_BlitSurface(image->mSDLSurface, &srcRect,
- mWindow, &dstRect) < 0);
-*/
+ return !SDL_RenderCopy(mRenderer, image->mTexture, &srcRect, &dstRect);
}
void SDLGraphics::drawImagePattern(const Image *const image,
@@ -143,7 +143,7 @@ void SDLGraphics::drawImagePattern(const Image *const image,
// Check that preconditions for blitting are met.
if (!mWindow || !image)
return;
- if (!image->mSDLSurface)
+ if (!image->mTexture)
return;
const int iw = image->mBounds.w;
@@ -172,8 +172,10 @@ void SDLGraphics::drawImagePattern(const Image *const image,
srcRect.y = static_cast<int16_t>(srcY);
srcRect.w = static_cast<uint16_t>(dw);
srcRect.h = static_cast<uint16_t>(dh);
+ dstRect.w = static_cast<uint16_t>(dw);
+ dstRect.h = static_cast<uint16_t>(dh);
-// SDL_BlitSurface(image->mSDLSurface, &srcRect, mWindow, &dstRect);
+ SDL_RenderCopy(mRenderer, image->mTexture, &srcRect, &dstRect);
}
}
}
@@ -187,7 +189,7 @@ void SDLGraphics::drawRescaledImagePattern(const Image *const image,
// Check that preconditions for blitting are met.
if (!mWindow || !image)
return;
- if (!image->mSDLSurface)
+ if (!image->mTexture)
return;
if (scaledHeight == 0 || scaledWidth == 0)
@@ -224,9 +226,10 @@ void SDLGraphics::drawRescaledImagePattern(const Image *const image,
srcRect.y = static_cast<int16_t>(srcY);
srcRect.w = static_cast<uint16_t>(dw);
srcRect.h = static_cast<uint16_t>(dh);
+ dstRect.w = static_cast<uint16_t>(dw);
+ dstRect.h = static_cast<uint16_t>(dh);
-// SDL_BlitSurface(tmpImage->mSDLSurface, &srcRect,
-// mWindow, &dstRect);
+ SDL_RenderCopy(mRenderer, image->mTexture, &srcRect, &dstRect);
}
}
@@ -239,7 +242,7 @@ void SDLGraphics::calcImagePattern(ImageVertexes* const vert,
const int w, const int h) const
{
// Check that preconditions for blitting are met.
- if (!vert || !mWindow || !image || !image->mSDLSurface)
+ if (!vert || !mWindow || !image || !image->mTexture)
return;
const int iw = image->mBounds.w;
@@ -269,18 +272,10 @@ void SDLGraphics::calcImagePattern(ImageVertexes* const vert,
srcRect.y = static_cast<int16_t>(srcY);
srcRect.w = static_cast<uint16_t>(dw);
srcRect.h = static_cast<uint16_t>(dh);
+ dstRect.w = static_cast<uint16_t>(dw);
+ dstRect.h = static_cast<uint16_t>(dh);
-/*
- if (SDL_FakeUpperBlit(image->mSDLSurface, &srcRect,
- mWindow, &dstRect) == 1)
- {
- vert->sdl.push_back(r);
- }
- else
-*/
- {
- delete r;
- }
+ vert->sdl.push_back(r);
}
}
}
@@ -318,7 +313,7 @@ void SDLGraphics::calcTile(ImageVertexes *const vert,
void SDLGraphics::calcTileSDL(ImageVertexes *const vert, int x, int y) const
{
// Check that preconditions for blitting are met.
- if (!vert || !vert->image || !vert->image->mSDLSurface)
+ if (!vert || !vert->image || !vert->image->mTexture)
return;
const Image *const image = vert->image;
@@ -334,17 +329,10 @@ void SDLGraphics::calcTileSDL(ImageVertexes *const vert, int x, int y) const
rect->src.y = static_cast<int16_t>(image->mBounds.y);
rect->src.w = static_cast<uint16_t>(image->mBounds.w);
rect->src.h = static_cast<uint16_t>(image->mBounds.h);
-/*
- if (SDL_FakeUpperBlit(image->mSDLSurface, &rect->src,
- mWindow, &rect->dst) == 1)
- {
- vert->sdl.push_back(rect);
- }
- else
-*/
- {
- delete rect;
- }
+ rect->dst.w = static_cast<uint16_t>(image->mBounds.w);
+ rect->dst.h = static_cast<uint16_t>(image->mBounds.h);
+
+ vert->sdl.push_back(rect);
}
void SDLGraphics::calcTile(ImageCollection *const vertCol,
@@ -379,8 +367,8 @@ void SDLGraphics::drawTile(const ImageCollection *const vertCol)
const DoubleRects::const_iterator it2_end = rects->end();
while (it2 != it2_end)
{
-// SDL_LowerBlit(img->mSDLSurface, &(*it2)->src,
-// mWindow, &(*it2)->dst);
+ SDL_RenderCopy(mRenderer, img->mTexture,
+ &(*it2)->src, &(*it2)->dst);
++ it2;
}
}
@@ -395,7 +383,7 @@ void SDLGraphics::drawTile(const ImageVertexes *const vert)
const DoubleRects::const_iterator it_end = rects->end();
while (it != it_end)
{
-// SDL_LowerBlit(img->mSDLSurface, &(*it)->src, mWindow, &(*it)->dst);
+ SDL_RenderCopy(mRenderer, img->mTexture, &(*it)->src, &(*it)->dst);
++ it;
}
}
@@ -403,7 +391,11 @@ void SDLGraphics::drawTile(const ImageVertexes *const vert)
void SDLGraphics::updateScreen()
{
BLOCK_START("Graphics::updateScreen")
+
SDL_RenderPresent(mRenderer);
+
+// SDL_SetRenderDrawColor(mRenderer, 255, 0, 0, 255);
+// SDL_RenderClear(mRenderer);
BLOCK_END("Graphics::updateScreen")
}
@@ -433,6 +425,7 @@ bool SDLGraphics::drawNet(const int x1, const int y1,
const int x2, const int y2,
const int width, const int height)
{
+ // +++ need use SDL_RenderDrawLines
for (int y = y1; y < y2; y += height)
drawLine(x1, y, x2, y);
@@ -468,304 +461,18 @@ bool SDLGraphics::calcWindow(ImageCollection *const vertCol,
imgRect.grid[4]);
}
-int SDLGraphics::SDL_FakeUpperBlit(const SDL_Surface *const src,
- SDL_Rect *const srcrect,
- const SDL_Surface *const dst,
- SDL_Rect *dstrect) const
-{
- SDL_Rect fulldst;
- int srcx, srcy, w, h;
-
- // Make sure the surfaces aren't locked
- if (!src || !dst)
- return -1;
-
- if (src->locked || dst->locked)
- return -1;
-
- // If the destination rectangle is nullptr, use the entire dest surface
- if (!dstrect)
- {
- fulldst.x = 0;
- fulldst.y = 0;
- dstrect = &fulldst;
- }
-
- // clip the source rectangle to the source surface
- if (srcrect)
- {
- srcx = srcrect->x;
- w = srcrect->w;
- if (srcx < 0)
- {
- w += srcx;
- dstrect->x -= static_cast<int16_t>(srcx);
- srcx = 0;
- }
- int maxw = src->w - srcx;
- if (maxw < w)
- w = maxw;
-
- srcy = srcrect->y;
- h = srcrect->h;
- if (srcy < 0)
- {
- h += srcy;
- dstrect->y -= static_cast<int16_t>(srcy);
- srcy = 0;
- }
- int maxh = src->h - srcy;
- if (maxh < h)
- h = maxh;
- }
- else
- {
- srcx = 0;
- srcy = 0;
- w = src->w;
- h = src->h;
- }
-
- // clip the destination rectangle against the clip rectangle
- {
- const SDL_Rect *const clip = &dst->clip_rect;
- int dx = clip->x - dstrect->x;
- if (dx > 0)
- {
- w -= dx;
- dstrect->x += static_cast<int16_t>(dx);
- srcx += dx;
- }
- dx = dstrect->x + w - clip->x - clip->w;
- if (dx > 0)
- w -= dx;
-
- int dy = clip->y - dstrect->y;
- if (dy > 0)
- {
- h -= dy;
- dstrect->y += static_cast<int16_t>(dy);
- srcy += dy;
- }
- dy = dstrect->y + h - clip->y - clip->h;
- if (dy > 0)
- h -= dy;
- }
-
- if (w > 0 && h > 0)
- {
- if (srcrect)
- {
- srcrect->x = static_cast<int16_t>(srcx);
- srcrect->y = static_cast<int16_t>(srcy);
- srcrect->w = static_cast<int16_t>(w);
- srcrect->h = static_cast<int16_t>(h);
- }
- dstrect->w = static_cast<int16_t>(w);
- dstrect->h = static_cast<int16_t>(h);
-
- return 1;
- }
- dstrect->w = dstrect->h = 0;
- return 0;
-}
-
-void SDLGraphics::fillRectangle(const gcn::Rectangle& rectangle)
+void SDLGraphics::fillRectangle(const gcn::Rectangle &rectangle)
{
-/*
- FUNC_BLOCK("Graphics::fillRectangle", 1)
- if (mClipStack.empty())
- return;
-
- const gcn::ClipRectangle& top = mClipStack.top();
-
- gcn::Rectangle area = rectangle;
- area.x += top.xOffset;
- area.y += top.yOffset;
-
- if (!area.isIntersecting(top))
- return;
-
- if (mAlpha)
- {
- const int x1 = area.x > top.x ? area.x : top.x;
- const int y1 = area.y > top.y ? area.y : top.y;
- const int x2 = area.x + area.width < top.x + top.width ?
- area.x + area.width : top.x + top.width;
- const int y2 = area.y + area.height < top.y + top.height ?
- area.y + area.height : top.y + top.height;
- int x, y;
-
- SDL_LockSurface(mWindow);
-
- const int bpp = mWindow->format->BytesPerPixel;
- const uint32_t pixel = SDL_MapRGB(mWindow->format,
- static_cast<uint8_t>(mColor.r), static_cast<uint8_t>(mColor.g),
- static_cast<uint8_t>(mColor.b));
-
- switch (bpp)
- {
- case 1:
- for (y = y1; y < y2; y++)
- {
- uint8_t *const p = static_cast<uint8_t *>(mWindow->pixels)
- + y * mWindow->pitch;
- for (x = x1; x < x2; x++)
- *(p + x) = static_cast<uint8_t>(pixel);
- }
- break;
- case 2:
- for (y = y1; y < y2; y++)
- {
- uint8_t *const p0 = static_cast<uint8_t *>(mWindow->pixels)
- + y * mWindow->pitch;
- for (x = x1; x < x2; x++)
- {
- uint8_t *const p = p0 + x * 2;
- *reinterpret_cast<uint16_t *>(p) = gcn::SDLAlpha16(
- static_cast<uint16_t>(pixel),
- *reinterpret_cast<uint16_t *>(p),
- static_cast<uint8_t>(mColor.a), mWindow->format);
- }
- }
- break;
- case 3:
- {
- const int ca = 255 - mColor.a;
- const int cr = mColor.r * mColor.a;
- const int cg = mColor.g * mColor.a;
- const int cb = mColor.b * mColor.a;
-
- for (y = y1; y < y2; y++)
- {
- uint8_t *const p0 = static_cast<uint8_t *>(mWindow->pixels)
- + y * mWindow->pitch;
- for (x = x1; x < x2; x++)
- {
- uint8_t *const p = p0 + x * 3;
-#if SDL_BYTEORDER == SDL_BIG_ENDIAN
- p[2] = static_cast<uint8_t>((p[2] * ca + cb) >> 8);
- p[1] = static_cast<uint8_t>((p[1] * ca + cg) >> 8);
- p[0] = static_cast<uint8_t>((p[0] * ca + cr) >> 8);
-#else
- p[0] = static_cast<uint8_t>((p[0] * ca + cb) >> 8);
- p[1] = static_cast<uint8_t>((p[1] * ca + cg) >> 8);
- p[2] = static_cast<uint8_t>((p[2] * ca + cr) >> 8);
-#endif
- }
- }
- break;
- }
- case 4:
- {
-#if SDL_BYTEORDER == SDL_BIG_ENDIAN
- const unsigned pb = (pixel & 0xff) * mColor.a;
- const unsigned pg = (pixel & 0xff00) * mColor.a;
- const unsigned pr = (pixel & 0xff0000) * mColor.a;
- const unsigned a1 = (255 - mColor.a);
-
- for (y = y1; y < y2; y++)
- {
- uint8_t *const p0 = static_cast<uint8_t *>(mWindow->pixels)
- + y * mWindow->pitch;
- for (x = x1; x < x2; x++)
- {
- uint8_t *p = p0 + x * 4;
- uint32_t dst = *reinterpret_cast<uint32_t *>(p);
- const unsigned int b = (pb + (dst & 0xff) * a1) >> 8;
- const unsigned int g = (pg + (dst & 0xff00) * a1) >> 8;
- const unsigned int r = (pr
- + (dst & 0xff0000) * a1) >> 8;
-
- *reinterpret_cast<uint32_t *>(p) = ((b & 0xff)
- | (g & 0xff00) | (r & 0xff0000));
- }
- }
-#else
- if (!cR)
- {
- cR = new unsigned int[0x100];
- cG = new unsigned int[0x100];
- cB = new unsigned int[0x100];
- mOldPixel = 0;
- mOldAlpha = mColor.a;
- }
-
- const SDL_PixelFormat * const format = mWindow->format;
- const unsigned rMask = format->Rmask;
- const unsigned gMask = format->Gmask;
- const unsigned bMask = format->Bmask;
-// const unsigned aMask = format->Amask;
- unsigned rShift = rMask / 0xff;
- unsigned gShift = gMask / 0xff;
- unsigned bShift = bMask / 0xff;
- if (!rShift)
- rShift = 1;
- if (!gShift)
- gShift = 1;
- if (!bShift)
- bShift = 1;
- if (pixel != mOldPixel || mColor.a != mOldAlpha)
- {
- const unsigned pb = (pixel & bMask) * mColor.a;
- const unsigned pg = (pixel & gMask) * mColor.a;
- const unsigned pr = (pixel & rMask) * mColor.a;
- const unsigned a0 = (255 - mColor.a);
-
- const unsigned int a1 = a0 * bShift;
- const unsigned int a2 = a0 * gShift;
- const unsigned int a3 = a0 * rShift;
-
- for (int f = 0; f <= 0xff; f ++)
- {
- cB[f] = ((pb + f * a1) >> 8) & bMask;
- cG[f] = ((pg + f * a2) >> 8) & gMask;
- cR[f] = ((pr + f * a3) >> 8) & rMask;
- }
-
- mOldPixel = pixel;
- mOldAlpha = mColor.a;
- }
-
- for (y = y1; y < y2; y++)
- {
- uint32_t *const p0 = reinterpret_cast<uint32_t*>(
- static_cast<uint8_t*>(mWindow->pixels)
- + y * mWindow->pitch);
- for (x = x1; x < x2; x++)
- {
- uint32_t *const p = p0 + x;
- const uint32_t dst = *p;
- *p = cB[dst & bMask / bShift]
- | cG[(dst & gMask) / gShift]
- | cR[(dst & rMask) / rShift];
- }
- }
-#endif
- break;
- }
- default:
- break;
- }
-
- SDL_UnlockSurface(mWindow);
- }
- else
+ const SDL_Rect rect
{
- SDL_Rect rect;
- rect.x = static_cast<int16_t>(area.x);
- rect.y = static_cast<int16_t>(area.y);
- rect.w = static_cast<uint16_t>(area.width);
- rect.h = static_cast<uint16_t>(area.height);
-
- const uint32_t color = SDL_MapRGBA(mWindow->format,
- static_cast<int8_t>(mColor.r),
- static_cast<int8_t>(mColor.g),
- static_cast<int8_t>(mColor.b),
- static_cast<int8_t>(mColor.a));
- SDL_FillRect(mWindow, &rect, color);
- }
-*/
+ static_cast<int16_t>(rectangle.x) + mClipStack.top().xOffset,
+ static_cast<int16_t>(rectangle.y) + mClipStack.top().yOffset,
+ static_cast<uint16_t>(rectangle.width),
+ static_cast<uint16_t>(rectangle.height)
+ };
+
+ SDL_SetRenderDrawColor(mRenderer, mColor.r, mColor.g, mColor.b, mColor.a);
+ SDL_RenderFillRect(mRenderer, &rect);
}
void SDLGraphics::_beginDraw()
@@ -788,7 +495,7 @@ bool SDLGraphics::pushClipArea(gcn::Rectangle area)
rect.y = static_cast<int16_t>(carea.y);
rect.w = static_cast<int16_t>(carea.width);
rect.h = static_cast<int16_t>(carea.height);
-// SDL_SetClipRect(mWindow, &rect);
+ SDL_RenderSetClipRect(mRenderer, &rect);
return result;
}
@@ -807,7 +514,7 @@ void SDLGraphics::popClipArea()
rect.w = static_cast<int16_t>(carea.width);
rect.h = static_cast<int16_t>(carea.height);
-// SDL_SetClipRect(mWindow, &rect);
+ SDL_RenderSetClipRect(mRenderer, &rect);
}
void SDLGraphics::drawPoint(int x, int y)
@@ -823,307 +530,32 @@ void SDLGraphics::drawPoint(int x, int y)
if (!top.isPointInRect(x, y))
return;
-/*
- if (mAlpha)
- SDLputPixelAlpha(mWindow, x, y, mColor);
- else
- SDLputPixel(mWindow, x, y, mColor);
-*/
-}
-
-void SDLGraphics::drawHLine(int x1, int y, int x2)
-{
-/*
- if (mClipStack.empty())
- return;
-
- const gcn::ClipRectangle& top = mClipStack.top();
-
- const int xOffset = top.xOffset;
- x1 += xOffset;
- y += top.yOffset;
- x2 += xOffset;
-
- const int topY = top.y;
- if (y < topY || y >= topY + top.height)
- return;
-
- if (x1 > x2)
- {
- x1 ^= x2;
- x2 ^= x1;
- x1 ^= x2;
- }
-
- const int topX = top.x;
- if (topX > x1)
- {
- if (topX > x2)
- return;
-
- x1 = topX;
- }
-
- const int sumX = topX + top.width;
- if (sumX <= x2)
- {
- if (sumX <= x1)
- return;
-
- x2 = sumX -1;
- }
-
- const int bpp = mWindow->format->BytesPerPixel;
-
- SDL_LockSurface(mWindow);
-
- uint8_t *p = static_cast<uint8_t*>(mWindow->pixels)
- + y * mWindow->pitch + x1 * bpp;
-
- const uint32_t pixel = SDL_MapRGB(mWindow->format,
- static_cast<uint8_t>(mColor.r),
- static_cast<uint8_t>(mColor.g),
- static_cast<uint8_t>(mColor.b));
- switch (bpp)
- {
- case 1:
- for (; x1 <= x2; ++x1)
- *(p++) = static_cast<uint8_t>(pixel);
- break;
-
- case 2:
- {
- uint16_t* q = reinterpret_cast<uint16_t*>(p);
- for (; x1 <= x2; ++x1)
- *(q++) = pixel;
- break;
- }
-
- case 3:
- {
- const uint8_t b0 = static_cast<uint8_t>((pixel >> 16) & 0xff);
- const uint8_t b1 = static_cast<uint8_t>((pixel >> 8) & 0xff);
- const uint8_t b2 = static_cast<uint8_t>(pixel & 0xff);
-#if SDL_BYTEORDER == SDL_BIG_ENDIAN
- for (; x1 <= x2; ++x1)
- {
- p[0] = b0;
- p[1] = b1;
- p[2] = b2;
- p += 3;
- }
-#else
- for (; x1 <= x2; ++x1)
- {
- p[0] = b2;
- p[1] = b1;
- p[2] = b0;
- p += 3;
- }
-#endif
- break;
- }
-
- case 4:
- {
- uint32_t *q = reinterpret_cast<uint32_t*>(p);
- if (mAlpha)
- {
- unsigned char a = static_cast<unsigned char>(mColor.a);
- unsigned char a1 = 255 - a;
- const int b0 = (pixel & 0xff) * a;
- const int g0 = (pixel & 0xff00) * a;
- const int r0 = (pixel & 0xff0000) * a;
- for (; x1 <= x2; ++x1)
- {
- const unsigned int b = (b0 + (*q & 0xff) * a1) >> 8;
- const unsigned int g = (g0 + (*q & 0xff00) * a1) >> 8;
- const unsigned int r = (r0 + (*q & 0xff0000) * a1) >> 8;
- *q = (b & 0xff) | (g & 0xff00) | (r & 0xff0000);
-
- q++;
- }
- }
- else
- {
- for (; x1 <= x2; ++x1)
- *(q++) = pixel;
- }
- break;
- }
- default:
- break;
- } // end switch
-
- SDL_UnlockSurface(mWindow);
-*/
+ SDL_RenderDrawPoint(mRenderer, x, y);
}
-void SDLGraphics::drawVLine(int x, int y1, int y2)
-{
-/*
- if (mClipStack.empty())
- return;
-
- const gcn::ClipRectangle& top = mClipStack.top();
-
- const int yOffset = top.yOffset;
- x += top.xOffset;
- y1 += yOffset;
- y2 += yOffset;
-
- if (x < top.x || x >= top.x + top.width)
- return;
-
- if (y1 > y2)
- {
- y1 ^= y2;
- y2 ^= y1;
- y1 ^= y2;
- }
-
- if (top.y > y1)
- {
- if (top.y > y2)
- return;
-
- y1 = top.y;
- }
-
- const int sumY = top.y + top.height;
- if (sumY <= y2)
- {
- if (sumY <= y1)
- return;
-
- y2 = sumY - 1;
- }
-
- const int bpp = mWindow->format->BytesPerPixel;
-
- SDL_LockSurface(mWindow);
-
- uint8_t *p = static_cast<uint8_t*>(mWindow->pixels)
- + y1 * mWindow->pitch + x * bpp;
-
- const uint32_t pixel = SDL_MapRGB(mWindow->format,
- static_cast<uint8_t>(mColor.r),
- static_cast<uint8_t>(mColor.g),
- static_cast<uint8_t>(mColor.b));
-
- const int pitch = mWindow->pitch;
- switch (bpp)
- {
- case 1:
- for (; y1 <= y2; ++y1)
- {
- *p = static_cast<uint8_t>(pixel);
- p += pitch;
- }
- break;
-
- case 2:
- for (; y1 <= y2; ++ y1)
- {
- *reinterpret_cast<uint16_t*>(p)
- = static_cast<uint16_t>(pixel);
- p += pitch;
- }
- break;
-
- case 3:
- {
- const uint8_t b0 = static_cast<uint8_t>((pixel >> 16) & 0xff);
- const uint8_t b1 = static_cast<uint8_t>((pixel >> 8) & 0xff);
- const uint8_t b2 = static_cast<uint8_t>(pixel & 0xff);
-#if SDL_BYTEORDER == SDL_BIG_ENDIAN
- for (; y1 <= y2; ++y1)
- {
- p[0] = b0;
- p[1] = b1;
- p[2] = b2;
- p += pitch;
- }
-#else
- for (; y1 <= y2; ++y1)
- {
- p[0] = b2;
- p[1] = b1;
- p[2] = b0;
- p += pitch;
- }
-#endif
- break;
- }
-
- case 4:
- {
- if (mAlpha)
- {
- unsigned char a = static_cast<unsigned char>(mColor.a);
- unsigned char a1 = 255 - a;
- const int b0 = (pixel & 0xff) * a;
- const int g0 = (pixel & 0xff00) * a;
- const int r0 = (pixel & 0xff0000) * a;
- for (; y1 <= y2; ++y1)
- {
- const unsigned int dst = *reinterpret_cast<uint32_t*>(p);
- const unsigned int b = (b0 + (dst & 0xff) * a1) >> 8;
- const unsigned int g = (g0 + (dst & 0xff00) * a1) >> 8;
- const unsigned int r = (r0 + (dst & 0xff0000) * a1) >> 8;
- *reinterpret_cast<uint32_t*>(p) =
- (b & 0xff) | (g & 0xff00) | (r & 0xff0000);
-
- p += pitch;
- }
- }
- else
- {
- for (; y1 <= y2; ++y1)
- {
- *reinterpret_cast<uint32_t*>(p) = pixel;
- p += pitch;
- }
- }
- break;
- }
-
- default:
- break;
- } // end switch
-
- SDL_UnlockSurface(mWindow);
-*/
-}
void SDLGraphics::drawRectangle(const gcn::Rectangle &rectangle)
{
- const int x1 = rectangle.x;
- const int x2 = x1 + rectangle.width - 1;
- const int y1 = rectangle.y;
- const int y2 = y1 + rectangle.height - 1;
-
- drawHLine(x1, y1, x2);
- drawHLine(x1, y2, x2);
-
- drawVLine(x1, y1, y2);
- drawVLine(x2, y1, y2);
+ const SDL_Rect rect
+ {
+ static_cast<int16_t>(rectangle.x) + mClipStack.top().xOffset,
+ static_cast<int16_t>(rectangle.y) + mClipStack.top().yOffset,
+ static_cast<uint16_t>(rectangle.width),
+ static_cast<uint16_t>(rectangle.height)
+ };
+
+ SDL_SetRenderDrawColor(mRenderer, mColor.r, mColor.g, mColor.b, mColor.a);
+ SDL_RenderDrawRect(mRenderer, &rect);
}
void SDLGraphics::drawLine(int x1, int y1, int x2, int y2)
{
- if (x1 == x2)
- {
- drawVLine(x1, y1, y2);
- return;
- }
- if (y1 == y2)
- {
- drawHLine(x1, y1, x2);
- return;
- }
+ const gcn::ClipRectangle& top = mClipStack.top();
+
+ const int x0 = top.xOffset;
+ const int y0 = top.yOffset;
- // other cases not implimented
+ SDL_RenderDrawLine(mRenderer, x1 + x0, y1 + x0, x2 + x0, y2 + x0);
}
bool SDLGraphics::setVideoMode(const int w, const int h, const int bpp,
@@ -1147,6 +579,7 @@ bool SDLGraphics::setVideoMode(const int w, const int h, const int bpp,
mRect.h = h1;
mRenderer = graphicsManager.createRenderer(mWindow, 0);
+ SDLImageHelper::setRenderer(mRenderer);
return videoInfo();
}
diff --git a/src/sdl2graphics.h b/src/sdl2graphics.h
index 35659161d..3cb191d41 100644
--- a/src/sdl2graphics.h
+++ b/src/sdl2graphics.h
@@ -135,15 +135,6 @@ class SDLGraphics : public Graphics
const int width, const int height,
const bool useColor);
- int SDL_FakeUpperBlit(const SDL_Surface *const src,
- SDL_Rect *const srcrect,
- const SDL_Surface *const dst,
- SDL_Rect *dstrect) const;
-
- void drawHLine(int x1, int y, int x2);
-
- void drawVLine(int x, int y1, int y2);
-
uint32_t mOldPixel;
int mOldAlpha;
};