#include "video/drawing_request.hpp"
#include "video/sdl/sdl_surface_data.hpp"
#include "video/sdl/sdl_texture.hpp"
+#include "video/sdl/sdl_painter.hpp"
#include <iomanip>
#include <iostream>
SDLRenderer::SDLRenderer() :
window(),
- renderer()
+ renderer(),
+ desktop_size()
{
Renderer::instance_ = this;
+ SDL_DisplayMode mode;
+ SDL_GetCurrentDisplayMode(0, &mode);
+ desktop_size = Size(mode.w, mode.h);
+
log_info << "creating SDLRenderer" << std::endl;
int width = g_config->window_size.width;
int height = g_config->window_size.height;
- int flags = 0;
+ int flags = SDL_WINDOW_RESIZABLE;
if(g_config->use_fullscreen)
{
flags |= SDL_WINDOW_FULLSCREEN;
height = g_config->fullscreen_size.height;
}
+ SCREEN_WIDTH = width;
+ SCREEN_HEIGHT = height;
+
+ PHYSICAL_SCREEN_WIDTH = width;
+ PHYSICAL_SCREEN_HEIGHT = height;
+
int ret = SDL_CreateWindowAndRenderer(width, height, flags,
&window, &renderer);
if(texture_manager == 0)
texture_manager = new TextureManager();
+
+ apply_config();
}
SDLRenderer::~SDLRenderer()
void
SDLRenderer::draw_surface(const DrawingRequest& request)
{
- //FIXME: support parameters request.angle, request.blend
- const Surface* surface = (const Surface*) request.request_data;
- boost::shared_ptr<SDLTexture> sdltexture = boost::dynamic_pointer_cast<SDLTexture>(surface->get_texture());
-
- SDL_Rect dst_rect;
- dst_rect.x = request.pos.x;
- dst_rect.y = request.pos.y;
- dst_rect.w = sdltexture->get_image_width();
- dst_rect.h = sdltexture->get_image_height();
-
- Uint8 r = static_cast<Uint8>(request.color.red * 255);
- Uint8 g = static_cast<Uint8>(request.color.green * 255);
- Uint8 b = static_cast<Uint8>(request.color.blue * 255);
- Uint8 a = static_cast<Uint8>(request.color.alpha * request.alpha * 255);
- SDL_SetTextureColorMod(sdltexture->get_texture(), r, g, b);
- SDL_SetTextureAlphaMod(sdltexture->get_texture(), a);
-
- if (surface->get_flipx())
- {
- SDL_RenderCopyEx(renderer, sdltexture->get_texture(), NULL, &dst_rect, 0, NULL, SDL_FLIP_HORIZONTAL);
- }
- else
- {
- switch(request.drawing_effect)
- {
- case VERTICAL_FLIP:
- SDL_RenderCopyEx(renderer, sdltexture->get_texture(), NULL, &dst_rect, 0, NULL, SDL_FLIP_VERTICAL);
- break;
-
- case HORIZONTAL_FLIP:
- SDL_RenderCopyEx(renderer, sdltexture->get_texture(), NULL, &dst_rect, 0, NULL, SDL_FLIP_HORIZONTAL);
- break;
-
- default:
- case NO_EFFECT:
- SDL_RenderCopy(renderer, sdltexture->get_texture(), NULL, &dst_rect);
- break;
- }
- }
+ SDLPainter::draw_surface(renderer, request);
}
void
SDLRenderer::draw_surface_part(const DrawingRequest& request)
{
- //FIXME: support parameters request.angle, request.blend
- const SurfacePartRequest* surface = (const SurfacePartRequest*) request.request_data;
- const SurfacePartRequest* surfacepartrequest = (SurfacePartRequest*) request.request_data;
-
- boost::shared_ptr<SDLTexture> sdltexture = boost::dynamic_pointer_cast<SDLTexture>(surface->surface->get_texture());
-
- SDL_Rect src_rect;
- src_rect.x = surfacepartrequest->source.x;
- src_rect.y = surfacepartrequest->source.y;
- src_rect.w = surfacepartrequest->size.x;
- src_rect.h = surfacepartrequest->size.y;
-
- SDL_Rect dst_rect;
- dst_rect.x = request.pos.x;
- dst_rect.y = request.pos.y;
- dst_rect.w = surfacepartrequest->size.x;
- dst_rect.h = surfacepartrequest->size.y;
-
- Uint8 r = static_cast<Uint8>(request.color.red * 255);
- Uint8 g = static_cast<Uint8>(request.color.green * 255);
- Uint8 b = static_cast<Uint8>(request.color.blue * 255);
- Uint8 a = static_cast<Uint8>(request.color.alpha * request.alpha * 255);
- SDL_SetTextureColorMod(sdltexture->get_texture(), r, g, b);
- SDL_SetTextureAlphaMod(sdltexture->get_texture(), a);
-
- if (surface->surface->get_flipx())
- {
- SDL_RenderCopyEx(renderer, sdltexture->get_texture(), &src_rect, &dst_rect, 0, NULL, SDL_FLIP_HORIZONTAL);
- }
- else
- {
- switch(request.drawing_effect)
- {
- case VERTICAL_FLIP:
- SDL_RenderCopyEx(renderer, sdltexture->get_texture(), &src_rect, &dst_rect, 0, NULL, SDL_FLIP_VERTICAL);
- break;
-
- case HORIZONTAL_FLIP:
- SDL_RenderCopyEx(renderer, sdltexture->get_texture(), &src_rect, &dst_rect, 0, NULL, SDL_FLIP_HORIZONTAL);
- break;
-
- default:
- case NO_EFFECT:
- SDL_RenderCopy(renderer, sdltexture->get_texture(), &src_rect, &dst_rect);
- break;
- }
- }
+ SDLPainter::draw_surface_part(renderer, request);
}
void
SDLRenderer::draw_gradient(const DrawingRequest& request)
{
- const GradientRequest* gradientrequest
- = (GradientRequest*) request.request_data;
- const Color& top = gradientrequest->top;
- const Color& bottom = gradientrequest->bottom;
-
- int w;
- int h;
- SDL_GetWindowSize(window, &w, &h);
-
- // calculate the maximum number of steps needed for the gradient
- int n = static_cast<int>(std::max(std::max(fabsf(top.red - bottom.red),
- fabsf(top.green - bottom.green)),
- std::max(fabsf(top.blue - bottom.blue),
- fabsf(top.alpha - bottom.alpha))) * 255);
- for(int i = 0; i < n; ++i)
- {
- SDL_Rect rect;
- rect.x = 0;
- rect.y = h * i / n;
- rect.w = w;
- rect.h = (h * (i+1) / n) - rect.y;
-
- float p = static_cast<float>(i+1) / static_cast<float>(n);
- Uint8 r = static_cast<Uint8>(((1.0f - p) * top.red + p * bottom.red) * 255);
- Uint8 g = static_cast<Uint8>(((1.0f - p) * top.green + p * bottom.green) * 255);
- Uint8 b = static_cast<Uint8>(((1.0f - p) * top.blue + p * bottom.blue) * 255);
- Uint8 a = static_cast<Uint8>(((1.0f - p) * top.alpha + p * bottom.alpha) * 255);
-
- SDL_SetRenderDrawBlendMode(renderer, SDL_BLENDMODE_BLEND);
- SDL_SetRenderDrawColor(renderer, r, g, b, a);
- SDL_RenderFillRect(renderer, &rect);
- }
+ SDLPainter::draw_gradient(renderer, request);
}
void
SDLRenderer::draw_filled_rect(const DrawingRequest& request)
{
- const FillRectRequest* fillrectrequest
- = (FillRectRequest*) request.request_data;
-
- SDL_Rect rect;
- rect.x = request.pos.x;
- rect.y = request.pos.y;
- rect.w = fillrectrequest->size.x;
- rect.h = fillrectrequest->size.y;
-
- Uint8 r = static_cast<Uint8>(fillrectrequest->color.red * 255);
- Uint8 g = static_cast<Uint8>(fillrectrequest->color.green * 255);
- Uint8 b = static_cast<Uint8>(fillrectrequest->color.blue * 255);
- Uint8 a = static_cast<Uint8>(fillrectrequest->color.alpha * 255);
-
- int radius = std::min(std::min(rect.h / 2, rect.w / 2),
- static_cast<int>(fillrectrequest->radius));
-
- if (radius)
- {
- int slices = radius;
-
- // rounded top and bottom parts
- std::vector<SDL_Rect> rects;
- rects.reserve(2*slices + 1);
- for(int i = 0; i < slices; ++i)
- {
- float p = (static_cast<float>(i) + 0.5f) / static_cast<float>(slices);
- int xoff = radius - static_cast<int>(sqrtf(1.0f - p*p) * radius);
-
- SDL_Rect tmp;
- tmp.x = rect.x + xoff;
- tmp.y = rect.y + (radius - i);
- tmp.w = rect.w - 2*(xoff);
- tmp.h = 1;
- rects.push_back(tmp);
-
- SDL_Rect tmp2;
- tmp2.x = rect.x + xoff;
- tmp2.y = rect.y + rect.h - radius + i;
- tmp2.w = rect.w - 2*xoff;
- tmp2.h = 1;
-
- if (tmp2.y != tmp.y)
- {
- rects.push_back(tmp2);
- }
- }
-
- if (2*radius < rect.h)
- {
- // center rectangle
- SDL_Rect tmp;
- tmp.x = rect.x;
- tmp.y = rect.y + radius + 1;
- tmp.w = rect.w;
- tmp.h = rect.h - 2*radius - 1;
- rects.push_back(tmp);
- }
-
- SDL_SetRenderDrawBlendMode(renderer, SDL_BLENDMODE_BLEND);
- SDL_SetRenderDrawColor(renderer, r, g, b, a);
- SDL_RenderFillRects(renderer, &*rects.begin(), rects.size());
- }
- else
- {
- if((rect.w != 0) && (rect.h != 0))
- {
- SDL_SetRenderDrawBlendMode(renderer, SDL_BLENDMODE_BLEND);
- SDL_SetRenderDrawColor(renderer, r, g, b, a);
- SDL_RenderFillRect(renderer, &rect);
- }
- }
+ SDLPainter::draw_filled_rect(renderer, request);
}
void
SDLRenderer::draw_inverse_ellipse(const DrawingRequest& request)
{
- const InverseEllipseRequest* ellipse = (InverseEllipseRequest*)request.request_data;
-
- int window_w;
- int window_h;
- SDL_GetWindowSize(window, &window_w, &window_h);
-
- float x = request.pos.x;
- float w = ellipse->size.x;
- float h = ellipse->size.y;
-
- int top = request.pos.y - (h / 2);
-
- const int max_slices = 256;
- SDL_Rect rects[2*max_slices+2];
- int slices = std::min(static_cast<int>(ellipse->size.y), max_slices);
- for(int i = 0; i < slices; ++i)
- {
- float p = ((static_cast<float>(i) + 0.5f) / static_cast<float>(slices)) * 2.0f - 1.0f;
- int xoff = static_cast<int>(sqrtf(1.0f - p*p) * w / 2);
-
- SDL_Rect& left = rects[2*i+0];
- SDL_Rect& right = rects[2*i+1];
-
- left.x = 0;
- left.y = top + (i * h / slices);
- left.w = x - xoff;
- left.h = (top + ((i+1) * h / slices)) - left.y;
-
- right.x = x + xoff;
- right.y = left.y;
- right.w = window_w - right.x;
- right.h = left.h;
- }
-
- SDL_Rect& top_rect = rects[2*slices+0];
- SDL_Rect& bottom_rect = rects[2*slices+1];
-
- top_rect.x = 0;
- top_rect.y = 0;
- top_rect.w = window_w;
- top_rect.h = top;
-
- bottom_rect.x = 0;
- bottom_rect.y = top + h;
- bottom_rect.w = window_w;
- bottom_rect.h = window_h - bottom_rect.y;
-
- Uint8 r = static_cast<Uint8>(ellipse->color.red * 255);
- Uint8 g = static_cast<Uint8>(ellipse->color.green * 255);
- Uint8 b = static_cast<Uint8>(ellipse->color.blue * 255);
- Uint8 a = static_cast<Uint8>(ellipse->color.alpha * 255);
-
- SDL_SetRenderDrawBlendMode(renderer, SDL_BLENDMODE_BLEND);
- SDL_SetRenderDrawColor(renderer, r, g, b, a);
- SDL_RenderFillRects(renderer, rects, 2*slices+2);
+ SDLPainter::draw_inverse_ellipse(renderer, request);
}
void
}
void
-SDLRenderer::resize(int, int)
+SDLRenderer::resize(int w , int h)
+{
+ g_config->window_size = Size(w, h);
+
+ PHYSICAL_SCREEN_WIDTH = w;
+ PHYSICAL_SCREEN_HEIGHT = h;
+
+ apply_config();
+}
+
+void
+SDLRenderer::apply_config()
{
-
+ if (false)
+ {
+ log_info << "Applying Config:"
+ << "\n Desktop: " << desktop_size.width << "x" << desktop_size.height
+ << "\n Window: " << g_config->window_size
+ << "\n FullRes: " << g_config->fullscreen_size
+ << "\n Aspect: " << g_config->aspect_size
+ << "\n Magnif: " << g_config->magnification
+ << std::endl;
+ }
+
+ float target_aspect = static_cast<float>(desktop_size.width) / static_cast<float>(desktop_size.height);
+ if (g_config->aspect_size != Size(0, 0))
+ {
+ target_aspect = float(g_config->aspect_size.width) / float(g_config->aspect_size.height);
+ }
+
+ float desktop_aspect = 4.0f / 3.0f; // random default fallback guess
+ if (desktop_size.width != -1 && desktop_size.height != -1)
+ {
+ desktop_aspect = float(desktop_size.width) / float(desktop_size.height);
+ }
+
+ Size screen_size;
+
+ // Get the screen width
+ if (g_config->use_fullscreen)
+ {
+ screen_size = g_config->fullscreen_size;
+ desktop_aspect = float(screen_size.width) / float(screen_size.height);
+ }
+ else
+ {
+ screen_size = g_config->window_size;
+ }
+
+ //apply_video_mode(screen_size, g_config->use_fullscreen);
+
+ if (target_aspect > 1.0f)
+ {
+ SCREEN_WIDTH = static_cast<int>(screen_size.width * (target_aspect / desktop_aspect));
+ SCREEN_HEIGHT = static_cast<int>(screen_size.height);
+ }
+ else
+ {
+ SCREEN_WIDTH = static_cast<int>(screen_size.width);
+ SCREEN_HEIGHT = static_cast<int>(screen_size.height * (target_aspect / desktop_aspect));
+ }
+
+ Size max_size(1280, 800);
+ Size min_size(640, 480);
+
+ if (g_config->magnification == 0.0f) // Magic value that means 'minfill'
+ {
+ // This scales SCREEN_WIDTH/SCREEN_HEIGHT so that they never excede
+ // max_size.width/max_size.height resp. min_size.width/min_size.height
+ if (SCREEN_WIDTH > max_size.width || SCREEN_HEIGHT > max_size.height)
+ {
+ float scale1 = float(max_size.width)/SCREEN_WIDTH;
+ float scale2 = float(max_size.height)/SCREEN_HEIGHT;
+ float scale = (scale1 < scale2) ? scale1 : scale2;
+ SCREEN_WIDTH = static_cast<int>(SCREEN_WIDTH * scale);
+ SCREEN_HEIGHT = static_cast<int>(SCREEN_HEIGHT * scale);
+ }
+ else if (SCREEN_WIDTH < min_size.width || SCREEN_HEIGHT < min_size.height)
+ {
+ float scale1 = float(min_size.width)/SCREEN_WIDTH;
+ float scale2 = float(min_size.height)/SCREEN_HEIGHT;
+ float scale = (scale1 < scale2) ? scale1 : scale2;
+ SCREEN_WIDTH = static_cast<int>(SCREEN_WIDTH * scale);
+ SCREEN_HEIGHT = static_cast<int>(SCREEN_HEIGHT * scale);
+ }
+ }
+ else
+ {
+ SCREEN_WIDTH = static_cast<int>(SCREEN_WIDTH / g_config->magnification);
+ SCREEN_HEIGHT = static_cast<int>(SCREEN_HEIGHT / g_config->magnification);
+
+ // This works by adding black borders around the screen to limit
+ // SCREEN_WIDTH/SCREEN_HEIGHT to max_size.width/max_size.height
+ Size new_size = screen_size;
+
+ if (SCREEN_WIDTH > max_size.width)
+ {
+ new_size.width = static_cast<int>((float) new_size.width * float(max_size.width)/SCREEN_WIDTH);
+ SCREEN_WIDTH = static_cast<int>(max_size.width);
+ }
+
+ if (SCREEN_HEIGHT > max_size.height)
+ {
+ new_size.height = static_cast<int>((float) new_size.height * float(max_size.height)/SCREEN_HEIGHT);
+ SCREEN_HEIGHT = static_cast<int>(max_size.height);
+ }
+ }
+
+ // Clear the screen to avoid garbage in unreachable areas after we
+ // reset the coordinate system
+ SDL_SetRenderDrawColor(renderer, 0, 0, 0, 255);
+ SDL_SetRenderDrawBlendMode(renderer, SDL_BLENDMODE_NONE);
+ SDL_RenderClear(renderer);
+ SDL_RenderPresent(renderer);
+ SDL_RenderClear(renderer);
+
+ // This doesn't really do what we want, as it sales the area to fill
+ // the screen, but seems to be the only way to reset the coordinate
+ // system and it's "close enough" to what we want, see:
+ // https://bugzilla.libsdl.org/show_bug.cgi?id=2179
+ SDL_RenderSetLogicalSize(renderer, SCREEN_WIDTH, SCREEN_HEIGHT);
+}
+
+Vector
+SDLRenderer::to_logical(int physical_x, int physical_y, bool foobar)
+{
+ if (foobar)
+ {
+ // SDL translates coordinates automatically, except for SDL_GetMouseState(), thus foobar
+ return Vector(physical_x * float(SCREEN_WIDTH) / (PHYSICAL_SCREEN_WIDTH),
+ physical_y * float(SCREEN_HEIGHT) / (PHYSICAL_SCREEN_HEIGHT));
+ }
+ else
+ {
+ // SDL is doing the translation internally, so we have nothing to do
+ return Vector(physical_x, physical_y);
+ }
}
void