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Merge pull request #636 from bunnei/refactor-screen-win

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Set framebuffer layout from EmuWindow.
This commit is contained in:
bunnei 2015-03-07 18:18:40 -05:00
commit 06bf471581
7 changed files with 88 additions and 60 deletions
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48
src/video_core/renderer_opengl/renderer_opengl.cpp
View file

@ -254,28 +254,26 @@ void RendererOpenGL::DrawSingleScreenRotated(const TextureInfo& texture, float x
* Draws the emulated screens to the emulator window.
*/
void RendererOpenGL::DrawScreens() {
auto viewport_extent = GetViewportExtent();
glViewport(viewport_extent.left, viewport_extent.top, viewport_extent.GetWidth(), viewport_extent.GetHeight()); // TODO: Or bottom?
auto layout = render_window->GetFramebufferLayout();
glViewport(0, 0, layout.width, layout.height);
glClear(GL_COLOR_BUFFER_BIT);
glUseProgram(program_id);
// Set projection matrix
std::array<GLfloat, 3*2> ortho_matrix = MakeOrthographicMatrix((float)resolution_width, (float)resolution_height);
std::array<GLfloat, 3 * 2> ortho_matrix = MakeOrthographicMatrix((float)layout.width,
(float)layout.height);
glUniformMatrix3x2fv(uniform_modelview_matrix, 1, GL_FALSE, ortho_matrix.data());
// Bind texture in Texture Unit 0
glActiveTexture(GL_TEXTURE0);
glUniform1i(uniform_color_texture, 0);
const float max_width = std::max((float)VideoCore::kScreenTopWidth, (float)VideoCore::kScreenBottomWidth);
const float top_x = 0.5f * (max_width - VideoCore::kScreenTopWidth);
const float bottom_x = 0.5f * (max_width - VideoCore::kScreenBottomWidth);
DrawSingleScreenRotated(textures[0], top_x, 0,
(float)VideoCore::kScreenTopWidth, (float)VideoCore::kScreenTopHeight);
DrawSingleScreenRotated(textures[1], bottom_x, (float)VideoCore::kScreenTopHeight,
(float)VideoCore::kScreenBottomWidth, (float)VideoCore::kScreenBottomHeight);
DrawSingleScreenRotated(textures[0], (float)layout.top_screen.left, (float)layout.top_screen.top,
(float)layout.top_screen.GetWidth(), (float)layout.top_screen.GetHeight());
DrawSingleScreenRotated(textures[1], (float)layout.bottom_screen.left,(float)layout.bottom_screen.top,
(float)layout.bottom_screen.GetWidth(), (float)layout.bottom_screen.GetHeight());
m_current_frame++;
}
@ -292,34 +290,6 @@ void RendererOpenGL::SetWindow(EmuWindow* window) {
render_window = window;
}
MathUtil::Rectangle<unsigned> RendererOpenGL::GetViewportExtent() {
unsigned framebuffer_width;
unsigned framebuffer_height;
std::tie(framebuffer_width, framebuffer_height) = render_window->GetFramebufferSize();
float window_aspect_ratio = static_cast<float>(framebuffer_height) / framebuffer_width;
float emulation_aspect_ratio = static_cast<float>(resolution_height) / resolution_width;
MathUtil::Rectangle<unsigned> viewport_extent;
if (window_aspect_ratio > emulation_aspect_ratio) {
// Window is narrower than the emulation content => apply borders to the top and bottom
unsigned viewport_height = static_cast<unsigned>(std::round(emulation_aspect_ratio * framebuffer_width));
viewport_extent.left = 0;
viewport_extent.top = (framebuffer_height - viewport_height) / 2;
viewport_extent.right = viewport_extent.left + framebuffer_width;
viewport_extent.bottom = viewport_extent.top + viewport_height;
} else {
// Otherwise, apply borders to the left and right sides of the window.
unsigned viewport_width = static_cast<unsigned>(std::round(framebuffer_height / emulation_aspect_ratio));
viewport_extent.left = (framebuffer_width - viewport_width) / 2;
viewport_extent.top = 0;
viewport_extent.right = viewport_extent.left + viewport_width;
viewport_extent.bottom = viewport_extent.top + framebuffer_height;
}
return viewport_extent;
}
/// Initialize the renderer
void RendererOpenGL::Init() {
render_window->MakeCurrent();

3
src/video_core/video_core.cpp
View file

@ -18,7 +18,6 @@ namespace VideoCore {
EmuWindow* g_emu_window = nullptr; ///< Frontend emulator window
RendererBase* g_renderer = nullptr; ///< Renderer plugin
int g_current_frame = 0;
/// Initialize the video core
void Init(EmuWindow* emu_window) {
@ -27,8 +26,6 @@ void Init(EmuWindow* emu_window) {
g_renderer->SetWindow(g_emu_window);
g_renderer->Init();
g_current_frame = 0;
LOG_DEBUG(Render, "initialized OK");
}

1
src/video_core/video_core.h
View file

@ -30,7 +30,6 @@ static const int kScreenBottomHeight = 240; ///< 3DS bottom screen height
// ---------------------
extern RendererBase* g_renderer; ///< Renderer plugin
extern int g_current_frame; ///< Current frame
extern EmuWindow* g_emu_window; ///< Emu window
/// Start the video core