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[client] egl: implement pixel perfect upscaling

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Geoffrey McRae
2019-04-19 11:23:51 +10:00
parent 6f77ba8aea
commit ba50fbdc3e
6 changed files with 51 additions and 17 deletions
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5
client/renderers/EGL/egl.c
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@@ -86,6 +86,7 @@ struct Inst
float scaleX , scaleY;
float splashRatio;
float screenScaleX, screenScaleY;
bool useNearest;
float mouseWidth , mouseHeight;
float mouseScaleX, mouseScaleY;
@@ -239,6 +240,8 @@ bool egl_on_frame_event(void * opaque, const LG_RendererFormat format, const uin
if (this->sourceChanged)
memcpy(&this->format, &format, sizeof(LG_RendererFormat));
this->useNearest = this->width < format.width || this->height < format.height;
if (!egl_desktop_prepare_update(this->desktop, this->sourceChanged, format, data))
{
DEBUG_INFO("Failed to prepare to update the desktop");
@@ -420,7 +423,7 @@ bool egl_render(void * opaque, SDL_Window * window)
glClearColor(0.0f, 0.0f, 0.0f, 1.0f);
glClear(GL_COLOR_BUFFER_BIT);
egl_desktop_render(this->desktop, this->translateX, this->translateY, this->scaleX, this->scaleY);
egl_desktop_render(this->desktop, this->translateX, this->translateY, this->scaleX, this->scaleY, this->useNearest);
egl_cursor_render(this->cursor);
if (!this->waitDone)