void RenderWindow2D::Update()
{
ATLASSERT(texture != nullptr);
ATLASSERT(surface != nullptr);
ATLASSERT(renderer != nullptr);
if (scalerFunc != nullptr)
{
// scale then update
unsigned int bufferType = surface->format->BitsPerPixel == 32 ? 888 : 565;
scalerFunc(bufferType,
scaleFactor,
reinterpret_cast<Uint8*>(surface->pixels),
unscaledSurfaceBuffer.data(),
unscaledWidth, unscaledHeight);
SDL_UpdateTexture(texture.get(), nullptr, surface->pixels, surface->pitch);
}
else
{
// just update from unscaled surface
SDL_UpdateTexture(texture.get(), nullptr, unscaledSurfaceBuffer.data(), unscaledWidth * BitsPerPixel() / 8);
}
SDL_RenderClear(renderer.get());
SDL_RenderCopy(renderer.get(), texture.get(), nullptr, nullptr);
SDL_RenderPresent(renderer.get());
}
void ListBox::updateDisplay()
{
// Clear the display texture. Otherwise, remnants of previous text might be left over.
SDL_UpdateTexture(this->texture, nullptr, clearSurface->pixels, clearSurface->pitch);
// Prepare the range of text boxes that will be displayed.
const int totalElements = static_cast<int>(this->textBoxes.size());
const int maxDisplayed = this->getMaxDisplayedCount();
const int indexEnd = std::min(this->scrollIndex + maxDisplayed, totalElements);
// Draw the relevant text boxes according to scroll index.
for (int i = this->scrollIndex; i < indexEnd; ++i)
{
const SDL_Surface *surface = this->textBoxes.at(i)->getSurface();
SDL_Rect rect;
rect.x = 0;
rect.y = (i - this->scrollIndex) * surface->h;
rect.w = surface->w;
rect.h = surface->h;
// Update the texture's pixels at the correct height offset.
SDL_UpdateTexture(this->texture, &rect, surface->pixels, surface->pitch);
}
}
void RenderManagerSDL::colorizeBlobs(int player)
{
std::vector<DynamicColoredTexture> *handledBlob = 0;
std::vector<DynamicColoredTexture> *handledBlobShadow = 0;
int frame;
if (player == LEFT_PLAYER)
{
handledBlob = &mLeftBlob;
handledBlobShadow = &mLeftBlobShadow;
frame = mLeftBlobAnimationState;
}
if (player == RIGHT_PLAYER)
{
handledBlob = &mRightBlob;
handledBlobShadow = &mRightBlobShadow;
frame = mRightBlobAnimationState;
}
if( (*handledBlob)[frame].mColor != mBlobColor[player])
{
SDL_Surface* tempSurface = colorSurface(mStandardBlob[frame], mBlobColor[player]);
SDL_UpdateTexture((*handledBlob)[frame].mSDLsf, NULL, tempSurface->pixels, tempSurface->pitch);
SDL_FreeSurface(tempSurface);
SDL_Surface* tempSurface2 = colorSurface(mStandardBlobShadow[frame], mBlobColor[player]);
SDL_UpdateTexture((*handledBlobShadow)[frame].mSDLsf, NULL, tempSurface2->pixels, tempSurface2->pitch);
SDL_FreeSurface(tempSurface2);
(*handledBlob)[frame].mColor = mBlobColor[player];
}
}
int PL_Texture_BlitSurface(int textureRefID, SDL_Surface *surface, const SDL_Rect *rect) {
TextureRef *textureref = (TextureRef*)PL_Handle_GetData(textureRefID, DXHANDLE_TEXTURE);
SDL_Texture *texture;
if (textureref == NULL || textureref->texture == NULL) {
return -1;
}
texture = textureref->texture;
/* Convert to target format if different. */
if (textureref->format != surface->format->format) {
SDL_Surface *tempSurface = SDL_ConvertSurfaceFormat(surface, textureref->format, 0);
if (SDL_MUSTLOCK(tempSurface)) {
SDL_LockSurface(tempSurface);
SDL_UpdateTexture(texture, rect, tempSurface->pixels, tempSurface->pitch);
SDL_UnlockSurface(tempSurface);
} else {
SDL_UpdateTexture(texture, rect, tempSurface->pixels, tempSurface->pitch);
}
SDL_FreeSurface(tempSurface);
} else {
if (SDL_MUSTLOCK(surface)) {
SDL_LockSurface(surface);
SDL_UpdateTexture(texture, rect, surface->pixels, surface->pitch);
SDL_UnlockSurface(surface);
} else {
SDL_UpdateTexture(texture, rect, surface->pixels, surface->pitch);
}
}
return 0;
}
int bmx_SDL_UpdateTexture(SDL_Texture * texture, void * pixels, int pitch, int x, int y, int w, int h) {
if (x < 0 || y < 0 || w < 0 || h < 0) {
return SDL_UpdateTexture(texture, 0, pixels, pitch);
} else {
SDL_Rect r = { x, y, w, h };
return SDL_UpdateTexture(texture, &r, pixels, pitch);
}
}
struct overview *overview_init(int x, int y, int w, int h, struct track *tr, SDL_Renderer *renderer, struct twinterface *twinterface)
{
struct overview *overview;
overview = (struct overview *) malloc(sizeof(struct overview));
overview->rect.x = x;
overview->rect.y = y;
overview->rect.w = w;
overview->rect.h = h;
overview->clicked = 0;
overview->tr = &tracks[twinterface->current_deck];
overview->renderer = renderer;
overview->twinterface = twinterface;
/* SDL interprets each pixel as a 32-bit number, so our masks must depend
on the endianness (byte order) of the machine */
Uint32 rmask, gmask, bmask, amask;
#if SDL_BYTEORDER == SDL_BIG_ENDIAN
rmask = 0xff000000;
gmask = 0x00ff0000;
bmask = 0x0000ff00;
amask = 0x000000ff;
#else
rmask = 0x000000ff;
gmask = 0x0000ff00;
bmask = 0x00ff0000;
amask = 0xff000000;
#endif
overview->surface = SDL_CreateRGBSurface(0, w, h, 32,
rmask, gmask, bmask, amask);
overview->texture = SDL_CreateTexture(overview->renderer, SDL_PIXELFORMAT_ARGB8888,
SDL_TEXTUREACCESS_STREAMING, w, h);
overview->playhead_surface = SDL_CreateRGBSurface(0, w, 1, 32,
rmask, gmask, bmask, amask);
overview->playhead_texture = SDL_CreateTexture(overview->renderer, SDL_PIXELFORMAT_ARGB8888,
SDL_TEXTUREACCESS_STREAMING, w, 1);
SDL_FillRect(overview->playhead_surface, NULL, overview_palette(overview->playhead_surface, &needle_col));
SDL_UpdateTexture(overview->playhead_texture, NULL, overview->playhead_surface->pixels, overview->playhead_surface->pitch);
//SDL_SetTextureBlendMode(overview->texture, SDL_BLENDMODE_BLEND);
//SDL_SetTextureAlphaMod(overview->texture, 255);
overview_draw(overview);
SDL_UpdateTexture(overview->texture, NULL, overview->surface->pixels, overview->surface->pitch);
printf("overview inited.\n");
return overview;
}
void hw_endframe(void)
{
if (g_videoenable)
{
if (audiocounter < framecounter)
{
SDL_UpdateTexture(frame, NULL, framebuf, 320*4);
SDL_RenderClear(renderer);
SDL_RenderCopy(renderer, frame, NULL, NULL);
SDL_RenderPresent(renderer);
fpscounter += 1;
while (audiocounter < framecounter)
SDL_Delay(1);
}
if (fpsclock+1000 < SDL_GetTicks())
{
char title[256];
sprintf(title, "Genemu - Sega Genesis Emulator - %d FPS", fpscounter);
SDL_SetWindowTitle(screen, title);
fpscounter = 0;
fpsclock += 1000;
}
}
framecounter += 1;
}
void DisplayFinishText(int ms, const char* text){
TTF_Font* font = TTF_OpenFont("data/font.ttf", 70);
int posX = g_GamePtr->GetScreen_W()/2;
int posY = g_GamePtr->GetScreen_H()/2;
SDL_Color color = {0x2b, 0xd7, 0xb7, 0};
SDL_Color shade = {0xff, 0xff, 0xff, 0};
SDL_Surface* text_image = TTF_RenderText_Solid(font, text, color);
SDL_Surface* text_shade = TTF_RenderText_Solid(font, text, shade);
Game::Draw(g_GamePtr->GetScreen(), text_shade, posX - text_shade->w/2 +2, posY - text_shade->h/2 +2);
Game::Draw(g_GamePtr->GetScreen(), text_image, posX - text_image->w/2, posY - text_image->h/2);
//SDL_Flip(g_GamePtr->GetScreen());
SDL_RenderClear(g_GamePtr->m_pRenderer);
SDL_UpdateTexture(g_GamePtr->m_pScreenTexture, NULL, g_GamePtr->GetScreen()->pixels, g_GamePtr->GetScreen()->pitch);
SDL_RenderCopy(g_GamePtr->m_pRenderer, g_GamePtr->m_pScreenTexture, NULL, NULL);
SDL_RenderPresent(g_GamePtr->m_pRenderer);
int firstMeasure = SDL_GetTicks();
while(SDL_GetTicks() - firstMeasure <= ms);
SDL_FreeSurface(text_shade);
SDL_FreeSurface(text_image);
TTF_CloseFont(font);
}
//
// SDLVideoDriver::FinishUpdate
//
// Push the newest frame to the display.
//
void SDLVideoDriver::FinishUpdate()
{
// haleyjd 10/08/05: from Chocolate DOOM:
UpdateGrab(window);
// Don't update the screen if the window isn't visible.
// Not doing this breaks under Windows when we alt-tab away
// while fullscreen.
if(!(SDL_GetWindowFlags(window) & SDL_WINDOW_SHOWN))
return;
if(setpalette)
{
if(primary_surface)
SDL_SetPaletteColors(primary_surface->format->palette, colors, 0, 256);
setpalette = false;
}
// haleyjd 11/12/09: blit *after* palette set improves behavior.
if(primary_surface)
{
// Don't bother checking for errors. It should just cancel itself in that case.
SDL_BlitSurface(primary_surface, nullptr, rgba_surface, nullptr);
SDL_UpdateTexture(sdltexture, nullptr, rgba_surface->pixels, rgba_surface->pitch);
SDL_RenderCopy(renderer, sdltexture, nullptr, destrect);
}
// haleyjd 11/12/09: ALWAYS update. Causes problems with some video surface
// types otherwise.
SDL_RenderPresent(renderer);
}
void SDLSingleton::DoRender()
{
SDL_RenderClear(m_pRenderer);
SDL_UpdateTexture(m_pGameTexture, NULL, m_pGameScreen->pixels, m_pGameScreen->pitch);
SDL_Rect srcRect;
SDL_Rect destRect;
srcRect.x = 0;
srcRect.y = 0;
srcRect.w = destRect.w = 320;
srcRect.h = destRect.h = 200;
destRect.x = 0;
destRect.y = 0;
destRect.x = 0;
destRect.y = 0;
destRect.w = SDL_RATIO_X(destRect.w);
destRect.h = SDL_RATIO_Y(destRect.h);
SDL_SetTextureAlphaMod(m_pGameTexture, 255);
SDL_RenderCopyEx(SDLSingleton::GetInstance()->GetRenderer(), m_pGameTexture, &srcRect, &destRect, 0, 0, SDL_FLIP_NONE);
SDL_RenderPresent(m_pRenderer);
}
internal void SDLUpdateWindow(
SDL_Window *Window, SDL_Renderer *Renderer,
sdl_offscreen_buffer Buffer, void* vbuffer){
SDL_UpdateTexture(Buffer.Texture, 0, vbuffer, Buffer.Pitch);
SDL_RenderCopy(Renderer, Buffer.Texture, 0, 0);
SDL_RenderPresent(Renderer);
}
void Driver_p::render()
{
SDL_RenderClear(rend_);
SDL_UpdateTexture(screenTex_, nullptr, screenSurface_->pixels, screenSurface_->pitch);
SDL_RenderCopy(rend_, screenTex_, nullptr, nullptr);
SDL_RenderPresent(rend_);
}
void RENDERER_Draw(SdlRenderer *const rend)
{
SDL_UpdateTexture(rend->texture, NULL, rend->gfx, rend->pitch );
SDL_RenderCopy(rend->renderer, rend->texture, NULL, NULL);
SDL_RenderPresent(rend->renderer);
SDL_Delay(rend->fps);
}
void render() {
/* FIXME: Docs says SDL_UpdateTexture() be slow */
SDL_UpdateTexture(tex, NULL, bmp->data, bmp->w*4);
SDL_RenderClear(ren);
SDL_RenderCopy(ren, tex, NULL, NULL);
SDL_RenderPresent(ren);
}
void GraphicsSDL::FlipScreen()
{
SDL_UpdateTexture(sdl2_screen_as_texture, NULL, screen->pixels, screen->pitch);
SDL_RenderClear(sdl2_renderer);
SDL_RenderCopy(sdl2_renderer, sdl2_screen_as_texture, NULL, NULL);
SDL_RenderPresent(sdl2_renderer);
}
internal void
render_all(SDL_Renderer *renderer,
SDL_Texture *screen,
PT_Console *console)
{
PT_ConsoleClear(console);
// Render the map
for (u32 y = 0; y < MAP_HEIGHT; y++) {
for (u32 x = 0; x < MAP_WIDTH; x++) {
if (map[x][y].blockSight) {
PT_ConsolePutCharAt(console, '#', x, y, COLOR_DARK_WALL, 0x000000ff);
} else {
PT_ConsolePutCharAt(console, '.', x, y, COLOR_DARK_FLOOR, 0x000000ff);
}
}
}
object_list_item *item = gameObjects.first;
while (item != NULL) {
object_draw(console, item->object);
item = item->next;
}
SDL_UpdateTexture(screen, NULL, console->pixels, console->width * sizeof(u32));
SDL_RenderClear(renderer);
SDL_RenderCopy(renderer, screen, NULL, NULL);
SDL_RenderPresent(renderer);
}
void gp2x_video_flip()
{
#if 0
static int nFrame;
if ( ( ++nFrame % 2 ) == 0 ) return;
#endif
if (displayRect.x)
{
SDL_Rect blank;
blank.x = 0;
blank.y = 0;
blank.w = displayRect.x;
blank.h = window_height;
SDL_RenderFillRect(renderer, &blank);
blank.x = (window_width - displayRect.x - 1);
SDL_RenderFillRect(renderer, &blank);
}
else if (displayRect.y)
{
SDL_Rect blank;
blank.x = 0;
blank.y = 0;
blank.w = window_width;
blank.h = displayRect.y;
SDL_RenderFillRect(renderer, &blank);
blank.y = (window_height - displayRect.y - 1);
SDL_RenderFillRect(renderer, &blank);
}
SDL_UpdateTexture(texture, NULL, gp2x_screen32, surface_width*4);
SDL_RenderCopy(renderer, texture, NULL, &displayRect);
SDL_RenderPresent(renderer);
}
void Screen::screenUpdate() {
SDL_UpdateTexture(m_texture, NULL, m_buffer, SCREEN_WIDTH * sizeof(Uint32));
SDL_RenderClear(m_renderer);
SDL_RenderCopy(m_renderer, m_texture, NULL, NULL);
SDL_RenderPresent(m_renderer);
}
SDL_Texture *create_chequered(SDL_Renderer *renderer)
{
SDL_RendererInfo ri;
SDL_GetRendererInfo(renderer, &ri);
int width = 512;
int height = 512;
if(ri.max_texture_width != 0 && ri.max_texture_width < width) {
width = ri.max_texture_width;
}
if(ri.max_texture_height != 0 && ri.max_texture_height < height) {
height = ri.max_texture_height;
}
const int box_size = 16;
/* Create a chequered texture */
const unsigned char l = 196;
const unsigned char d = 96;
size_t pixels_len = 3 * width * height;
unsigned char *pixels = malloc(pixels_len);
for(int y = 0; y < height; y++) {
for(int x = 0; x < width; x += box_size) {
unsigned char color = l;
if(((x/box_size) % 2 == 0) ^ ((y/box_size) % 2 == 0)) {
color = d;
}
memset(pixels + 3 * x + 3 * width * y, color, 3 * box_size);
}
}
SDL_Texture *ret = SDL_CreateTexture(renderer, SDL_PIXELFORMAT_RGB24,
SDL_TEXTUREACCESS_STATIC,
width, height);
SDL_UpdateTexture(ret, NULL, pixels, 3 * width);
free(pixels);
return ret;
}
void
IO_Swap (void)
{
SDL_UpdateTexture (sdl_tex, NULL, video.buf, video.w * video.bytes_pp);
SDL_RenderCopy (sdl_render, sdl_tex, NULL, NULL);
SDL_RenderPresent (sdl_render);
}
/**
* \brief Creates a hardware texture from the software surface.
*
* Also converts the software surface to a preferred format if necessary.
*/
void Surface::create_texture_from_surface() {
SDL_Renderer* main_renderer = Video::get_renderer();
if (main_renderer != nullptr) {
Debug::check_assertion(internal_surface != nullptr,
"Missing software surface to create texture from");
// Create the texture.
internal_texture = SDL_Texture_UniquePtr(
SDL_CreateTexture(
main_renderer,
Video::get_pixel_format()->format,
SDL_TEXTUREACCESS_STATIC,
internal_surface->w,
internal_surface->h
)
);
SDL_SetTextureBlendMode(internal_texture.get(), get_sdl_blend_mode());
// Copy the pixels of the software surface to the GPU texture.
SDL_UpdateTexture(internal_texture.get(), nullptr, internal_surface->pixels, internal_surface->pitch);
SDL_GetSurfaceAlphaMod(internal_surface.get(), &opacity);
}
}
void oledRefresh(void) {
/* Draw triangle in upper right corner */
oledInvertDebugLink();
const uint8_t *buffer = oledGetBuffer();
static uint32_t data[OLED_HEIGHT][OLED_WIDTH];
for (size_t i = 0; i < OLED_BUFSIZE; i++) {
int x = (OLED_BUFSIZE - 1 - i) % OLED_WIDTH;
int y = (OLED_BUFSIZE - 1 - i) / OLED_WIDTH * 8 + 7;
for (uint8_t shift = 0; shift < 8; shift++, y--) {
bool set = (buffer[i] >> shift) & 1;
data[y][x] = set ? 0xFFFFFFFF : 0xFF000000;
}
}
SDL_UpdateTexture(texture, NULL, data, OLED_WIDTH * sizeof(uint32_t));
SDL_RenderCopy(renderer, texture, NULL, NULL);
SDL_RenderPresent(renderer);
/* Return it back */
oledInvertDebugLink();
}
void screen_swap(int indicate_rasterpos)
{
SDL_Rect dst,src;
if(disable) return;
if(debugger) {
display_swap_screen();
}
SDL_UpdateTexture(texture, NULL, screen->pixels, screen->pitch);
if(crop_screen) {
src.x = mon.crop_offset_x;
src.y = mon.crop_offset_y;
src.w = mon.crop_width;
src.h = mon.crop_height;
SDL_RenderCopy(renderer, texture, &src, NULL);
} else {
SDL_RenderCopy(renderer, texture, NULL, NULL);
}
if(indicate_rasterpos) {
int rasterpos = screen_get_vsync();
dst.x = 2*(rasterpos%512)-8;
dst.y = 2*(rasterpos/512);
dst.w = 8;
dst.h = 2;
SDL_RenderCopy(renderer, rasterpos_indicator[rasterpos_indicator_cnt&1], NULL, &dst);
rasterpos_indicator_cnt++;
}
SDL_RenderPresent(renderer);
}
void CVideo::flip()
{
SDL_UpdateTexture(frameTexture, NULL, frameBuffer->pixels, frameBuffer->w * sizeof (Uint32));
SDL_RenderClear(renderer);
SDL_RenderCopy(renderer, frameTexture, NULL, NULL);
SDL_RenderPresent(renderer);
}
void clear_render_target() {
// Update target with black pixels
int size = NATIVE_W * state.scale_factor * NATIVE_H * state.scale_factor * 4;
char *pixels = calloc(1, size);
SDL_UpdateTexture(state.target, NULL, pixels, NATIVE_W * state.scale_factor * 4);
free(pixels);
}
bool PicTryMakeTex(Pic *p)
{
SDL_DestroyTexture(p->Tex);
p->Tex = TextureCreate(
gGraphicsDevice.gameWindow.renderer, SDL_TEXTUREACCESS_STATIC,
p->size, SDL_BLENDMODE_NONE, 255);
if (p->Tex == NULL)
{
LOG(LM_GFX, LL_ERROR, "cannot create texture: %s", SDL_GetError());
return false;
}
if (SDL_UpdateTexture(
p->Tex, NULL, p->Data, p->size.x * sizeof(Uint32)) != 0)
{
LOG(LM_GFX, LL_ERROR, "cannot update texture: %s", SDL_GetError());
return false;
}
// Check for alpha pixels - if none we can get away with no blending
bool hasAlpha = false;
for (int i = 0; i < p->size.x * p->size.y; i++)
{
const Uint32 pixel = p->Data[i];
color_t c;
SDL_GetRGBA(pixel, gGraphicsDevice.Format, &c.r, &c.g, &c.b, &c.a);
hasAlpha = hasAlpha || c.a < 255;
}
if (hasAlpha && SDL_SetTextureBlendMode(p->Tex, SDL_BLENDMODE_BLEND) != 0)
{
LOG(LM_GFX, LL_ERROR, "cannot set texture blend mode: %s",
SDL_GetError());
return false;
}
return true;
}
/**
* \brief Creates a hardware texture from the software surface.
*
* Also converts the software surface to a preferred format if necessary.
*/
void Surface::create_texture_from_surface() {
SDL_Renderer* main_renderer = Video::get_renderer();
if (main_renderer != NULL) {
Debug::check_assertion(internal_surface != NULL,
"Missing software surface to create texture from");
// Make sure the software surface has the same format as the texture.
// This is because SDL_UpdateTexture does not have a format parameter
// for performance reasons.
convert_software_surface();
// Create the texture.
internal_texture = SDL_CreateTexture(
main_renderer,
Video::get_pixel_format()->format,
SDL_TEXTUREACCESS_STATIC,
internal_surface->w,
internal_surface->h
);
SDL_SetTextureBlendMode(internal_texture, SDL_BLENDMODE_BLEND);
// Copy the pixels of the software surface to the GPU texture.
SDL_UpdateTexture(internal_texture, NULL, internal_surface->pixels, internal_surface->pitch);
SDL_GetSurfaceAlphaMod(internal_surface, &internal_opacity);
}
}
void CSDL_Ext::update(SDL_Surface * what)
{
if(!what)
return;
if(0 !=SDL_UpdateTexture(screenTexture, nullptr, what->pixels, what->pitch))
logGlobal->errorStream() << __FUNCTION__ << "SDL_UpdateTexture " << SDL_GetError();
}
void sdl_thread() {
for (;;) {
// Wait for the emulation thread to signal that a frame has completed
SDL_LockMutex(frame_lock);
ready_to_draw_new_frame = true;
while (!frame_available && !pending_sdl_thread_exit)
SDL_CondWait(frame_available_cond, frame_lock);
if (pending_sdl_thread_exit) {
SDL_UnlockMutex(frame_lock);
return;
}
frame_available = ready_to_draw_new_frame = false;
SDL_UnlockMutex(frame_lock);
// Process events and calculate controller input state (which might
// need left+right/up+down elimination)
process_events();
// Draw the new frame
fail_if(SDL_UpdateTexture(screen_tex, 0, front_buffer, 256*sizeof(Uint32)),
"failed to update screen texture: %s", SDL_GetError());
fail_if(SDL_RenderCopy(renderer, screen_tex, 0, 0),
"failed to copy rendered frame to render target: %s", SDL_GetError());
SDL_RenderPresent(renderer);
}
}
void PixelDrawer::Update()
{
SDL_UpdateTexture(texture, NULL, pixelData, WindowWidth*sizeof(Uint32));
SDL_RenderClear(renderer);
SDL_RenderCopy(renderer, texture, NULL, NULL);
SDL_RenderPresent(renderer);
}