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-rw-r--r--src/graphics.cpp341
1 files changed, 8 insertions, 333 deletions
diff --git a/src/graphics.cpp b/src/graphics.cpp
index 02144cab..b5b30995 100644
--- a/src/graphics.cpp
+++ b/src/graphics.cpp
@@ -20,12 +20,9 @@
*/
#include "graphics.h"
-#include "log.h"
#include "resources/image.h"
-#include "utils/gettext.h"
-
#include <guichan/exception.hpp>
void ImageRect::setAlpha(float alpha)
@@ -36,104 +33,6 @@ void ImageRect::setAlpha(float alpha)
}
}
-
-Graphics::~Graphics()
-{
- _endDraw();
-}
-
-void Graphics::setTarget(SDL_Window *target)
-{
- _endDraw();
-
- mTarget = target;
-
- if (mTarget)
- _beginDraw();
-}
-
-bool Graphics::setVideoMode(int w, int h, bool fs)
-{
- logger->log("Setting video mode %dx%d %s",
- w, h, fs ? "fullscreen" : "windowed");
-
- int windowFlags = SDL_WINDOW_ALLOW_HIGHDPI;
-
- if (fs)
- windowFlags |= SDL_WINDOW_FULLSCREEN;
- else
- windowFlags |= SDL_WINDOW_RESIZABLE;
-
- // TODO_SDL2: Support SDL_WINDOW_FULLSCREEN_DESKTOP
-
- SDL_Window *window = nullptr;
- SDL_Renderer *renderer = nullptr;
- SDL_CreateWindowAndRenderer(w, h, windowFlags, &window, &renderer);
-
- if (!window)
- return false;
-
- SDL_SetWindowMinimumSize(window, 640, 480);
- SDL_SetRenderDrawBlendMode(renderer, SDL_BLENDMODE_BLEND);
-
- setTarget(window);
-
- mRenderer = renderer;
- mWidth = w;
- mHeight = h;
- mFullscreen = fs;
-
- if (const char *driver = SDL_GetCurrentVideoDriver())
- logger->log("Using video driver: %s", driver);
- else
- logger->log("Using video driver: not initialized");
-
- SDL_RendererInfo info;
-
- if (SDL_GetRendererInfo(mRenderer, &info) == 0) {
- logger->log("Using renderer: %s", info.name);
-
- logger->log("The renderer is a software fallback: %s",
- (info.flags & SDL_RENDERER_SOFTWARE) ? "yes" : "no");
- logger->log("The renderer is hardware accelerated: %s",
- (info.flags & SDL_RENDERER_ACCELERATED) ? "yes" : "no");
- logger->log("Vsync: %s",
- (info.flags & SDL_RENDERER_PRESENTVSYNC) ? "on" : "off");
- logger->log("Renderer supports rendering to texture: %s",
- (info.flags & SDL_RENDERER_TARGETTEXTURE) ? "yes" : "no");
- logger->log("Max texture size: %dx%d",
- info.max_texture_width, info.max_texture_height);
- }
-
- return true;
-}
-
-bool Graphics::changeVideoMode(int w, int h, bool fs)
-{
- // Just return success if we're already in this mode
- if (mWidth == w &&
- mHeight == h &&
- mFullscreen == fs)
- return true;
-
- _endDraw();
-
- bool success = setVideoMode(w, h, fs);
-
- // If it didn't work, try to restore the previous mode. If that doesn't
- // work either, we're in big trouble and bail out.
- if (!success) {
- if (!setVideoMode(mWidth, mHeight, mFullscreen)) {
- logger->error(_("Failed to change video mode and couldn't "
- "switch back to the previous mode!"));
- }
- }
-
- _beginDraw();
-
- return success;
-}
-
void Graphics::videoResized(int w, int h)
{
mWidth = w;
@@ -155,39 +54,14 @@ bool Graphics::drawImage(Image *image, int x, int y)
if (!image)
return false;
- return drawImage(image, 0, 0, x, y, image->mBounds.w, image->mBounds.h);
-}
-
-bool Graphics::drawRescaledImage(Image *image, int srcX, int srcY,
- int dstX, int dstY,
- int width, int height,
- int desiredWidth, int desiredHeight,
- bool useColor)
-{
- // Check that preconditions for blitting are met.
- if (!mTarget || !image || !image->mTexture)
- return false;
-
- dstX += mClipStack.top().xOffset;
- dstY += mClipStack.top().yOffset;
-
- srcX += image->mBounds.x;
- srcY += image->mBounds.y;
-
- SDL_Rect dstRect;
- SDL_Rect srcRect;
- dstRect.x = dstX; dstRect.y = dstY;
- srcRect.x = srcX; srcRect.y = srcY;
- srcRect.w = width;
- srcRect.h = height;
- dstRect.w = desiredWidth;
- dstRect.h = desiredHeight;
-
- return !(SDL_RenderCopy(mRenderer, image->mTexture, &srcRect, &dstRect) < 0);
+ return drawImage(image, 0, 0, x, y, image->getWidth(), image->getHeight());
}
-bool Graphics::drawImage(Image *image, int srcX, int srcY, int dstX, int dstY,
- int width, int height, bool useColor)
+bool Graphics::drawImage(Image *image,
+ int srcX, int srcY,
+ int dstX, int dstY,
+ int width, int height,
+ bool useColor)
{
if (!image)
return false;
@@ -201,50 +75,11 @@ bool Graphics::drawImage(Image *image, int srcX, int srcY, int dstX, int dstY,
void Graphics::drawImagePattern(Image *image, int x, int y, int w, int h)
{
- // Check that preconditions for blitting are met.
if (!image)
return;
- const int iw = image->getWidth();
- const int ih = image->getHeight();
-
- drawRescaledImagePattern(image, x, y, w, h, iw, ih);
-}
-
-void Graphics::drawRescaledImagePattern(Image *image,
- int x, int y,
- int w, int h,
- int scaledWidth, int scaledHeight)
-{
- // Check that preconditions for blitting are met.
- if (!mTarget || !image || !image->mTexture)
- return;
-
- if (scaledHeight == 0 || scaledWidth == 0)
- return;
-
- for (int py = 0; py < h; py += scaledHeight) // Y position on pattern plane
- {
- int dh = (py + scaledHeight >= h) ? h - py : scaledHeight;
- int srcY = image->mBounds.y;
- int dstY = y + py + mClipStack.top().yOffset;
-
- for (int px = 0; px < w; px += scaledWidth) // X position on pattern plane
- {
- int dw = (px + scaledWidth >= w) ? w - px : scaledWidth;
- int srcX = image->mBounds.x;
- int dstX = x + px + mClipStack.top().xOffset;
-
- SDL_Rect dstRect;
- SDL_Rect srcRect;
- dstRect.x = dstX; dstRect.y = dstY;
- dstRect.w = dw; dstRect.h = dh;
- srcRect.x = srcX; srcRect.y = srcY;
- srcRect.w = dw; srcRect.h = dh;
-
- SDL_RenderCopy(mRenderer, image->mTexture, &srcRect, &dstRect);
- }
- }
+ drawRescaledImagePattern(image, x, y, w, h,
+ image->getWidth(), image->getHeight());
}
void Graphics::drawImageRect(int x, int y, int w, int h,
@@ -298,163 +133,3 @@ void Graphics::drawImageRect(int x, int y, int w, int h,
imgRect.grid[1], imgRect.grid[5], imgRect.grid[7], imgRect.grid[3],
imgRect.grid[4]);
}
-
-void Graphics::updateScreen()
-{
- SDL_RenderPresent(mRenderer);
-}
-
-SDL_Surface *Graphics::getScreenshot()
-{
-#if SDL_BYTEORDER == SDL_BIG_ENDIAN
- int rmask = 0xff000000;
- int gmask = 0x00ff0000;
- int bmask = 0x0000ff00;
-#else
- int rmask = 0x000000ff;
- int gmask = 0x0000ff00;
- int bmask = 0x00ff0000;
-#endif
- int amask = 0x00000000;
-
- SDL_Surface *screenshot = SDL_CreateRGBSurface(0, mWidth,
- mHeight, 24, rmask, gmask, bmask, amask);
-
- SDL_RenderReadPixels(mRenderer, nullptr,
- screenshot->format->format,
- screenshot->pixels,
- screenshot->pitch);
-
- return screenshot;
-}
-
-bool Graphics::pushClipArea(gcn::Rectangle area)
-{
- bool result = gcn::Graphics::pushClipArea(area);
- updateSDLClipRect();
- return result;
-}
-
-void Graphics::popClipArea()
-{
- gcn::Graphics::popClipArea();
- updateSDLClipRect();
-}
-
-void Graphics::updateSDLClipRect()
-{
- if (mClipStack.empty())
- {
- SDL_RenderSetClipRect(mRenderer, nullptr);
- return;
- }
-
- const gcn::ClipRectangle &carea = mClipStack.top();
- SDL_Rect rect;
- rect.x = carea.x;
- rect.y = carea.y;
- rect.w = carea.width;
- rect.h = carea.height;
-
- SDL_RenderSetClipRect(mRenderer, &rect);
-}
-
-void Graphics::drawPoint(int x, int y)
-{
- if (mClipStack.empty())
- {
- throw GCN_EXCEPTION("Clip stack is empty, perhaps you called a draw funtion outside of _beginDraw() and _endDraw()?");
- }
-
- const gcn::ClipRectangle &top = mClipStack.top();
-
- x += top.xOffset;
- y += top.yOffset;
-
- if (!top.isPointInRect(x, y))
- return;
-
- SDL_SetRenderDrawColor(mRenderer,
- (Uint8)(mColor.r),
- (Uint8)(mColor.g),
- (Uint8)(mColor.b),
- (Uint8)(mColor.a));
- SDL_RenderDrawPoint(mRenderer, x, y);
-}
-
-void Graphics::drawLine(int x1, int y1, int x2, int y2)
-{
- if (mClipStack.empty())
- {
- throw GCN_EXCEPTION("Clip stack is empty, perhaps you called a draw funtion outside of _beginDraw() and _endDraw()?");
- }
-
- const gcn::ClipRectangle &top = mClipStack.top();
-
- x1 += top.xOffset;
- y1 += top.yOffset;
- x2 += top.xOffset;
- y2 += top.yOffset;
-
- SDL_SetRenderDrawColor(mRenderer,
- (Uint8)(mColor.r),
- (Uint8)(mColor.g),
- (Uint8)(mColor.b),
- (Uint8)(mColor.a));
- SDL_RenderDrawLine(mRenderer, x1, y1, x2, y2);
-}
-
-void Graphics::drawRectangle(const gcn::Rectangle &rectangle)
-{
- if (mClipStack.empty())
- {
- throw GCN_EXCEPTION("Clip stack is empty, perhaps you called a draw funtion outside of _beginDraw() and _endDraw()?");
- }
-
- const gcn::ClipRectangle &top = mClipStack.top();
-
- SDL_Rect rect;
- rect.x = rectangle.x + top.xOffset;
- rect.y = rectangle.y + top.yOffset;
- rect.w = rectangle.width;
- rect.h = rectangle.height;
-
- SDL_SetRenderDrawColor(mRenderer,
- (Uint8)(mColor.r),
- (Uint8)(mColor.g),
- (Uint8)(mColor.b),
- (Uint8)(mColor.a));
- SDL_RenderDrawRect(mRenderer, &rect);
-}
-
-void Graphics::fillRectangle(const gcn::Rectangle &rectangle)
-{
- if (mClipStack.empty())
- {
- throw GCN_EXCEPTION("Clip stack is empty, perhaps you called a draw funtion outside of _beginDraw() and _endDraw()?");
- }
-
- const gcn::ClipRectangle &top = mClipStack.top();
-
- gcn::Rectangle area = rectangle;
- area.x += top.xOffset;
- area.y += top.yOffset;
-
- if(!area.isIntersecting(top))
- {
- return;
- }
-
- SDL_Rect rect;
- rect.x = area.x;
- rect.y = area.y;
- rect.w = area.width;
- rect.h = area.height;
-
- SDL_SetRenderDrawColor(mRenderer,
- (Uint8)(mColor.r),
- (Uint8)(mColor.g),
- (Uint8)(mColor.b),
- (Uint8)(mColor.a));
- SDL_RenderFillRect(mRenderer, &rect);
-}
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