King_DuckZ/clooneljump
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Set the viewport size and resolution on resoultion change.

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This commit is contained in:
King_DuckZ 2014-03-25 00:21:10 +01:00
parent a1e507ef12
commit 0674f2d28d
1 changed files with 20 additions and 0 deletions
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20
src/sdlmain.cpp
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@ -23,6 +23,7 @@
#include "sizeratio.hpp" #include "sizeratio.hpp"
#include <SDL2/SDL.h> #include <SDL2/SDL.h>
#include <stdexcept> #include <stdexcept>
#include <sstream>
namespace cloonel { namespace cloonel {
struct SDLMain::LocalData { struct SDLMain::LocalData {
@ -102,6 +103,25 @@ namespace cloonel {
///------------------------------------------------------------------------ ///------------------------------------------------------------------------
void SDLMain::SetResolution (ushort2 parRes) { void SDLMain::SetResolution (ushort2 parRes) {
m_localData->sizeratio.UpdateResolution(static_cast<float2>(parRes)); m_localData->sizeratio.UpdateResolution(static_cast<float2>(parRes));
{
SDL_Renderer* const renderer = GetRenderer();
assert(renderer);
const int retVal = SDL_RenderSetLogicalSize(renderer, parRes.x(), parRes.y());
if (retVal) {
std::ostringstream oss;
oss << "Error setting logical size to renderer to " << parRes.x() << "x" << parRes.y() << ": " << SDL_GetError();
throw std::runtime_error(oss.str());
}
const SDL_Rect area = { 0, 0, parRes.x(), parRes.y() };
const int retValViewport = SDL_RenderSetViewport(renderer, &area);
if (retValViewport) {
std::ostringstream oss;
oss << "Error setting viewport to renderer to " << parRes.x() << "x" << parRes.y() << ": " << SDL_GetError();
throw std::runtime_error(oss.str());
}
}
for (auto currNotifiable : m_localData->resChangeNotifList) { for (auto currNotifiable : m_localData->resChangeNotifList) {
currNotifiable->NotifyResChanged(m_localData->sizeratio); currNotifiable->NotifyResChanged(m_localData->sizeratio);
} }