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renderer_opengl: DrawSingleScreen*: remove duplicate code (#6426)

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Co-authored-by: Tobias <thm.frey@gmail.com>
This commit is contained in:
SachinVin 2023-05-01 19:57:42 +05:30 committed by GitHub
parent 9dc71e3347
commit ce553ab995
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GPG Key ID: 4AEE18F83AFDEB23
3 changed files with 172 additions and 231 deletions
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8
src/core/frontend/framebuffer_layout.h
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@ -9,6 +9,14 @@
namespace Layout { namespace Layout {
/// Orientation of the 3DS displays
enum class DisplayOrientation {
Landscape, // Default orientation of the 3DS
Portrait, // 3DS rotated 90 degrees counter-clockwise
LandscapeFlipped, // 3DS rotated 180 degrees counter-clockwise
PortraitFlipped, // 3DS rotated 270 degrees counter-clockwise
};
/// Describes the horizontal coordinates for the right eye screen when using Cardboard VR /// Describes the horizontal coordinates for the right eye screen when using Cardboard VR
struct CardboardSettings { struct CardboardSettings {
u32 top_screen_right_eye; u32 top_screen_right_eye;

385
src/video_core/renderer_opengl/renderer_opengl.cpp
View File

@ -261,6 +261,7 @@ public:
* Vertex structure that the drawn screen rectangles are composed of. * Vertex structure that the drawn screen rectangles are composed of.
*/ */
struct ScreenRectVertex { struct ScreenRectVertex {
ScreenRectVertex() = default;
ScreenRectVertex(GLfloat x, GLfloat y, GLfloat u, GLfloat v) { ScreenRectVertex(GLfloat x, GLfloat y, GLfloat u, GLfloat v) {
position[0] = x; position[0] = x;
position[1] = y; position[1] = y;
@ -268,8 +269,8 @@ struct ScreenRectVertex {
tex_coord[1] = v; tex_coord[1] = v;
} }
GLfloat position[2]; std::array<GLfloat, 2> position{};
GLfloat tex_coord[2]; std::array<GLfloat, 2> tex_coord{};
}; };
/** /**
@ -746,20 +747,51 @@ void RendererOpenGL::ConfigureFramebufferTexture(TextureInfo& texture,
* Draws a single texture to the emulator window, rotating the texture to correct for the 3DS's LCD * Draws a single texture to the emulator window, rotating the texture to correct for the 3DS's LCD
* rotation. * rotation.
*/ */
void RendererOpenGL::DrawSingleScreenRotated(const ScreenInfo& screen_info, float x, float y, void RendererOpenGL::DrawSingleScreen(const ScreenInfo& screen_info, float x, float y, float w,
float w, float h) { float h, Layout::DisplayOrientation orientation) {
const auto& texcoords = screen_info.display_texcoords; const auto& texcoords = screen_info.display_texcoords;
const std::array<ScreenRectVertex, 4> vertices = {{ std::array<ScreenRectVertex, 4> vertices;
ScreenRectVertex(x, y, texcoords.bottom, texcoords.left), switch (orientation) {
ScreenRectVertex(x + w, y, texcoords.bottom, texcoords.right), case Layout::DisplayOrientation::Landscape:
ScreenRectVertex(x, y + h, texcoords.top, texcoords.left), vertices = {{
ScreenRectVertex(x + w, y + h, texcoords.top, texcoords.right), ScreenRectVertex(x, y, texcoords.bottom, texcoords.left),
}}; ScreenRectVertex(x + w, y, texcoords.bottom, texcoords.right),
ScreenRectVertex(x, y + h, texcoords.top, texcoords.left),
ScreenRectVertex(x + w, y + h, texcoords.top, texcoords.right),
}};
break;
case Layout::DisplayOrientation::Portrait:
vertices = {{
ScreenRectVertex(x, y, texcoords.bottom, texcoords.right),
ScreenRectVertex(x + w, y, texcoords.top, texcoords.right),
ScreenRectVertex(x, y + h, texcoords.bottom, texcoords.left),
ScreenRectVertex(x + w, y + h, texcoords.top, texcoords.left),
}};
std::swap(h, w);
break;
case Layout::DisplayOrientation::LandscapeFlipped:
vertices = {{
ScreenRectVertex(x, y, texcoords.top, texcoords.right),
ScreenRectVertex(x + w, y, texcoords.top, texcoords.left),
ScreenRectVertex(x, y + h, texcoords.bottom, texcoords.right),
ScreenRectVertex(x + w, y + h, texcoords.bottom, texcoords.left),
}};
break;
case Layout::DisplayOrientation::PortraitFlipped:
vertices = {{
ScreenRectVertex(x, y, texcoords.top, texcoords.left),
ScreenRectVertex(x + w, y, texcoords.bottom, texcoords.left),
ScreenRectVertex(x, y + h, texcoords.top, texcoords.right),
ScreenRectVertex(x + w, y + h, texcoords.bottom, texcoords.right),
}};
std::swap(h, w);
break;
default:
LOG_ERROR(Render_OpenGL, "Unknown DisplayOrientation: {}", orientation);
break;
}
// As this is the "DrawSingleScreenRotated" function, the output resolution dimensions have been
// swapped. If a non-rotated draw-screen function were to be added for book-mode games, those
// should probably be set to the standard (w, h, 1.0 / w, 1.0 / h) ordering.
const u32 scale_factor = GetResolutionScaleFactor(); const u32 scale_factor = GetResolutionScaleFactor();
glUniform4f(uniform_i_resolution, static_cast<float>(screen_info.texture.width * scale_factor), glUniform4f(uniform_i_resolution, static_cast<float>(screen_info.texture.width * scale_factor),
static_cast<float>(screen_info.texture.height * scale_factor), static_cast<float>(screen_info.texture.height * scale_factor),
@ -778,50 +810,56 @@ void RendererOpenGL::DrawSingleScreenRotated(const ScreenInfo& screen_info, floa
state.Apply(); state.Apply();
} }
void RendererOpenGL::DrawSingleScreen(const ScreenInfo& screen_info, float x, float y, float w,
float h) {
const auto& texcoords = screen_info.display_texcoords;
const std::array<ScreenRectVertex, 4> vertices = {{
ScreenRectVertex(x, y, texcoords.bottom, texcoords.right),
ScreenRectVertex(x + w, y, texcoords.top, texcoords.right),
ScreenRectVertex(x, y + h, texcoords.bottom, texcoords.left),
ScreenRectVertex(x + w, y + h, texcoords.top, texcoords.left),
}};
const u32 scale_factor = GetResolutionScaleFactor();
glUniform4f(uniform_i_resolution, static_cast<float>(screen_info.texture.width * scale_factor),
static_cast<float>(screen_info.texture.height * scale_factor),
1.0f / static_cast<float>(screen_info.texture.width * scale_factor),
1.0f / static_cast<float>(screen_info.texture.height * scale_factor));
glUniform4f(uniform_o_resolution, w, h, 1.0f / w, 1.0f / h);
state.texture_units[0].texture_2d = screen_info.display_texture;
state.texture_units[0].sampler = filter_sampler.handle;
state.Apply();
glBufferSubData(GL_ARRAY_BUFFER, 0, sizeof(vertices), vertices.data());
glDrawArrays(GL_TRIANGLE_STRIP, 0, 4);
state.texture_units[0].texture_2d = 0;
state.texture_units[0].sampler = 0;
state.Apply();
}
/** /**
* Draws a single texture to the emulator window, rotating the texture to correct for the 3DS's LCD * Draws a single texture to the emulator window, rotating the texture to correct for the 3DS's LCD
* rotation. * rotation.
*/ */
void RendererOpenGL::DrawSingleScreenStereoRotated(const ScreenInfo& screen_info_l, void RendererOpenGL::DrawSingleScreenStereo(const ScreenInfo& screen_info_l,
const ScreenInfo& screen_info_r, float x, const ScreenInfo& screen_info_r, float x, float y,
float y, float w, float h) { float w, float h,
Layout::DisplayOrientation orientation) {
const auto& texcoords = screen_info_l.display_texcoords; const auto& texcoords = screen_info_l.display_texcoords;
const std::array<ScreenRectVertex, 4> vertices = {{ std::array<ScreenRectVertex, 4> vertices;
ScreenRectVertex(x, y, texcoords.bottom, texcoords.left), switch (orientation) {
ScreenRectVertex(x + w, y, texcoords.bottom, texcoords.right), case Layout::DisplayOrientation::Landscape:
ScreenRectVertex(x, y + h, texcoords.top, texcoords.left), vertices = {{
ScreenRectVertex(x + w, y + h, texcoords.top, texcoords.right), ScreenRectVertex(x, y, texcoords.bottom, texcoords.left),
}}; ScreenRectVertex(x + w, y, texcoords.bottom, texcoords.right),
ScreenRectVertex(x, y + h, texcoords.top, texcoords.left),
ScreenRectVertex(x + w, y + h, texcoords.top, texcoords.right),
}};
break;
case Layout::DisplayOrientation::Portrait:
vertices = {{
ScreenRectVertex(x, y, texcoords.bottom, texcoords.right),
ScreenRectVertex(x + w, y, texcoords.top, texcoords.right),
ScreenRectVertex(x, y + h, texcoords.bottom, texcoords.left),
ScreenRectVertex(x + w, y + h, texcoords.top, texcoords.left),
}};
std::swap(h, w);
break;
case Layout::DisplayOrientation::LandscapeFlipped:
vertices = {{
ScreenRectVertex(x, y, texcoords.top, texcoords.right),
ScreenRectVertex(x + w, y, texcoords.top, texcoords.left),
ScreenRectVertex(x, y + h, texcoords.bottom, texcoords.right),
ScreenRectVertex(x + w, y + h, texcoords.bottom, texcoords.left),
}};
break;
case Layout::DisplayOrientation::PortraitFlipped:
vertices = {{
ScreenRectVertex(x, y, texcoords.top, texcoords.left),
ScreenRectVertex(x + w, y, texcoords.bottom, texcoords.left),
ScreenRectVertex(x, y + h, texcoords.top, texcoords.right),
ScreenRectVertex(x + w, y + h, texcoords.bottom, texcoords.right),
}};
std::swap(h, w);
break;
default:
LOG_ERROR(Render_OpenGL, "Unknown DisplayOrientation: {}", orientation);
break;
}
const u32 scale_factor = GetResolutionScaleFactor(); const u32 scale_factor = GetResolutionScaleFactor();
glUniform4f(uniform_i_resolution, glUniform4f(uniform_i_resolution,
@ -846,41 +884,6 @@ void RendererOpenGL::DrawSingleScreenStereoRotated(const ScreenInfo& screen_info
state.Apply(); state.Apply();
} }
void RendererOpenGL::DrawSingleScreenStereo(const ScreenInfo& screen_info_l,
const ScreenInfo& screen_info_r, float x, float y,
float w, float h) {
const auto& texcoords = screen_info_l.display_texcoords;
const std::array<ScreenRectVertex, 4> vertices = {{
ScreenRectVertex(x, y, texcoords.bottom, texcoords.right),
ScreenRectVertex(x + w, y, texcoords.top, texcoords.right),
ScreenRectVertex(x, y + h, texcoords.bottom, texcoords.left),
ScreenRectVertex(x + w, y + h, texcoords.top, texcoords.left),
}};
const u32 scale_factor = GetResolutionScaleFactor();
glUniform4f(uniform_i_resolution,
static_cast<float>(screen_info_l.texture.width * scale_factor),
static_cast<float>(screen_info_l.texture.height * scale_factor),
1.0f / static_cast<float>(screen_info_l.texture.width * scale_factor),
1.0f / static_cast<float>(screen_info_l.texture.height * scale_factor));
glUniform4f(uniform_o_resolution, w, h, 1.0f / w, 1.0f / h);
state.texture_units[0].texture_2d = screen_info_l.display_texture;
state.texture_units[1].texture_2d = screen_info_r.display_texture;
state.texture_units[0].sampler = filter_sampler.handle;
state.texture_units[1].sampler = filter_sampler.handle;
state.Apply();
glBufferSubData(GL_ARRAY_BUFFER, 0, sizeof(vertices), vertices.data());
glDrawArrays(GL_TRIANGLE_STRIP, 0, 4);
state.texture_units[0].texture_2d = 0;
state.texture_units[1].texture_2d = 0;
state.texture_units[0].sampler = 0;
state.texture_units[1].sampler = 0;
state.Apply();
}
/** /**
* Draws the emulated screens to the emulator window. * Draws the emulated screens to the emulator window.
*/ */
@ -975,76 +978,41 @@ void RendererOpenGL::DrawTopScreen(const Layout::FramebufferLayout& layout,
const float top_screen_width = static_cast<float>(top_screen.GetWidth()); const float top_screen_width = static_cast<float>(top_screen.GetWidth());
const float top_screen_height = static_cast<float>(top_screen.GetHeight()); const float top_screen_height = static_cast<float>(top_screen.GetHeight());
if (layout.is_rotated) { const auto orientation = layout.is_rotated ? Layout::DisplayOrientation::Landscape
switch (Settings::values.render_3d.GetValue()) { : Layout::DisplayOrientation::Portrait;
case Settings::StereoRenderOption::Off: { switch (Settings::values.render_3d.GetValue()) {
int eye = static_cast<int>(Settings::values.mono_render_option.GetValue()); case Settings::StereoRenderOption::Off: {
DrawSingleScreenRotated(screen_infos[eye], top_screen_left, top_screen_top, const int eye = static_cast<int>(Settings::values.mono_render_option.GetValue());
top_screen_width, top_screen_height); DrawSingleScreen(screen_infos[eye], top_screen_left, top_screen_top, top_screen_width,
break; top_screen_height, orientation);
} break;
case Settings::StereoRenderOption::SideBySide: { }
DrawSingleScreenRotated(screen_infos[0], top_screen_left / 2, top_screen_top, case Settings::StereoRenderOption::SideBySide: {
top_screen_width / 2, top_screen_height); DrawSingleScreen(screen_infos[0], top_screen_left / 2, top_screen_top, top_screen_width / 2,
glUniform1i(uniform_layer, 1); top_screen_height, orientation);
DrawSingleScreenRotated(screen_infos[1], glUniform1i(uniform_layer, 1);
static_cast<float>((top_screen_left / 2) + (layout.width / 2)), DrawSingleScreen(screen_infos[1],
top_screen_top, top_screen_width / 2, top_screen_height); static_cast<float>((top_screen_left / 2) + (layout.width / 2)),
break; top_screen_top, top_screen_width / 2, top_screen_height, orientation);
} break;
case Settings::StereoRenderOption::CardboardVR: { }
DrawSingleScreenRotated(screen_infos[0], top_screen_left, top_screen_top, case Settings::StereoRenderOption::CardboardVR: {
top_screen_width, top_screen_height); DrawSingleScreen(screen_infos[0], top_screen_left, top_screen_top, top_screen_width,
glUniform1i(uniform_layer, 1); top_screen_height, orientation);
DrawSingleScreenRotated( glUniform1i(uniform_layer, 1);
screen_infos[1], DrawSingleScreen(
static_cast<float>(layout.cardboard.top_screen_right_eye + (layout.width / 2)), screen_infos[1],
top_screen_top, top_screen_width, top_screen_height); static_cast<float>(layout.cardboard.top_screen_right_eye + (layout.width / 2)),
break; top_screen_top, top_screen_width, top_screen_height, orientation);
} break;
case Settings::StereoRenderOption::Anaglyph: }
case Settings::StereoRenderOption::Interlaced: case Settings::StereoRenderOption::Anaglyph:
case Settings::StereoRenderOption::ReverseInterlaced: { case Settings::StereoRenderOption::Interlaced:
DrawSingleScreenStereoRotated(screen_infos[0], screen_infos[1], top_screen_left, case Settings::StereoRenderOption::ReverseInterlaced: {
top_screen_top, top_screen_width, top_screen_height); DrawSingleScreenStereo(screen_infos[0], screen_infos[1], top_screen_left, top_screen_top,
break; top_screen_width, top_screen_height, orientation);
} break;
} }
} else {
switch (Settings::values.render_3d.GetValue()) {
case Settings::StereoRenderOption::Off: {
int eye = static_cast<int>(Settings::values.mono_render_option.GetValue());
DrawSingleScreen(screen_infos[eye], top_screen_left, top_screen_top, top_screen_width,
top_screen_height);
break;
}
case Settings::StereoRenderOption::SideBySide: {
DrawSingleScreen(screen_infos[0], top_screen_left / 2, top_screen_top,
top_screen_width / 2, top_screen_height);
glUniform1i(uniform_layer, 1);
DrawSingleScreen(screen_infos[1],
static_cast<float>((top_screen_left / 2) + (layout.width / 2)),
top_screen_top, top_screen_width / 2, top_screen_height);
break;
}
case Settings::StereoRenderOption::CardboardVR: {
DrawSingleScreen(screen_infos[0], (float)top_screen.left, top_screen_top,
top_screen_width, top_screen_height);
glUniform1i(uniform_layer, 1);
DrawSingleScreen(
screen_infos[1],
static_cast<float>(layout.cardboard.top_screen_right_eye + (layout.width / 2)),
top_screen_top, top_screen_width, top_screen_height);
break;
}
case Settings::StereoRenderOption::Anaglyph:
case Settings::StereoRenderOption::Interlaced:
case Settings::StereoRenderOption::ReverseInterlaced: {
DrawSingleScreenStereo(screen_infos[0], screen_infos[1], top_screen_left,
top_screen_top, top_screen_width, top_screen_height);
break;
}
}
} }
} }
@ -1059,75 +1027,42 @@ void RendererOpenGL::DrawBottomScreen(const Layout::FramebufferLayout& layout,
const float bottom_screen_width = static_cast<float>(bottom_screen.GetWidth()); const float bottom_screen_width = static_cast<float>(bottom_screen.GetWidth());
const float bottom_screen_height = static_cast<float>(bottom_screen.GetHeight()); const float bottom_screen_height = static_cast<float>(bottom_screen.GetHeight());
if (layout.is_rotated) { const auto orientation = layout.is_rotated ? Layout::DisplayOrientation::Landscape
switch (Settings::values.render_3d.GetValue()) { : Layout::DisplayOrientation::Portrait;
case Settings::StereoRenderOption::Off: {
DrawSingleScreenRotated(screen_infos[2], bottom_screen_left, bottom_screen_top, switch (Settings::values.render_3d.GetValue()) {
bottom_screen_width, bottom_screen_height); case Settings::StereoRenderOption::Off: {
break; DrawSingleScreen(screen_infos[2], bottom_screen_left, bottom_screen_top,
} bottom_screen_width, bottom_screen_height, orientation);
case Settings::StereoRenderOption::SideBySide: { break;
DrawSingleScreenRotated(screen_infos[2], bottom_screen_left / 2, bottom_screen_top, }
bottom_screen_width / 2, bottom_screen_height); case Settings::StereoRenderOption::SideBySide: {
glUniform1i(uniform_layer, 1); DrawSingleScreen(screen_infos[2], bottom_screen_left / 2, bottom_screen_top,
DrawSingleScreenRotated( bottom_screen_width / 2, bottom_screen_height, orientation);
screen_infos[2], static_cast<float>((bottom_screen_left / 2) + (layout.width / 2)), glUniform1i(uniform_layer, 1);
bottom_screen_top, bottom_screen_width / 2, bottom_screen_height); DrawSingleScreen(
break; screen_infos[2], static_cast<float>((bottom_screen_left / 2) + (layout.width / 2)),
} bottom_screen_top, bottom_screen_width / 2, bottom_screen_height, orientation);
case Settings::StereoRenderOption::CardboardVR: { break;
DrawSingleScreenRotated(screen_infos[2], bottom_screen_left, bottom_screen_top, }
bottom_screen_width, bottom_screen_height); case Settings::StereoRenderOption::CardboardVR: {
glUniform1i(uniform_layer, 1); DrawSingleScreen(screen_infos[2], bottom_screen_left, bottom_screen_top,
DrawSingleScreenRotated( bottom_screen_width, bottom_screen_height, orientation);
screen_infos[2], glUniform1i(uniform_layer, 1);
static_cast<float>(layout.cardboard.bottom_screen_right_eye + (layout.width / 2)), DrawSingleScreen(
bottom_screen_top, bottom_screen_width, bottom_screen_height); screen_infos[2],
break; static_cast<float>(layout.cardboard.bottom_screen_right_eye + (layout.width / 2)),
} bottom_screen_top, bottom_screen_width, bottom_screen_height, orientation);
case Settings::StereoRenderOption::Anaglyph: break;
case Settings::StereoRenderOption::Interlaced: }
case Settings::StereoRenderOption::ReverseInterlaced: { case Settings::StereoRenderOption::Anaglyph:
DrawSingleScreenStereoRotated(screen_infos[2], screen_infos[2], bottom_screen_left, case Settings::StereoRenderOption::Interlaced:
bottom_screen_top, bottom_screen_width, case Settings::StereoRenderOption::ReverseInterlaced: {
bottom_screen_height); DrawSingleScreenStereo(screen_infos[2], screen_infos[2], bottom_screen_left,
break; bottom_screen_top, bottom_screen_width, bottom_screen_height,
} orientation);
} break;
} else { }
switch (Settings::values.render_3d.GetValue()) {
case Settings::StereoRenderOption::Off: {
DrawSingleScreen(screen_infos[2], bottom_screen_left, bottom_screen_top,
bottom_screen_width, bottom_screen_height);
break;
}
case Settings::StereoRenderOption::SideBySide: {
DrawSingleScreen(screen_infos[2], bottom_screen_left / 2, bottom_screen_top,
bottom_screen_width / 2, bottom_screen_height);
glUniform1i(uniform_layer, 1);
DrawSingleScreen(screen_infos[2],
static_cast<float>((bottom_screen_left / 2) + (layout.width / 2)),
bottom_screen_top, bottom_screen_width / 2, bottom_screen_height);
break;
}
case Settings::StereoRenderOption::CardboardVR: {
DrawSingleScreen(screen_infos[2], (float)layout.bottom_screen.left, bottom_screen_top,
bottom_screen_width, bottom_screen_height);
glUniform1i(uniform_layer, 1);
DrawSingleScreen(
screen_infos[2],
static_cast<float>(layout.cardboard.bottom_screen_right_eye + (layout.width / 2)),
bottom_screen_top, bottom_screen_width, bottom_screen_height);
break;
}
case Settings::StereoRenderOption::Anaglyph:
case Settings::StereoRenderOption::Interlaced:
case Settings::StereoRenderOption::ReverseInterlaced: {
DrawSingleScreenStereo(screen_infos[2], screen_infos[2], bottom_screen_left,
bottom_screen_top, bottom_screen_width, bottom_screen_height);
break;
}
}
} }
} }

10
src/video_core/renderer_opengl/renderer_opengl.h
View File

@ -87,13 +87,11 @@ private:
const Common::Rectangle<u32>& bottom_screen); const Common::Rectangle<u32>& bottom_screen);
void DrawTopScreen(const Layout::FramebufferLayout& layout, void DrawTopScreen(const Layout::FramebufferLayout& layout,
const Common::Rectangle<u32>& top_screen); const Common::Rectangle<u32>& top_screen);
void DrawSingleScreenRotated(const ScreenInfo& screen_info, float x, float y, float w, float h); void DrawSingleScreen(const ScreenInfo& screen_info, float x, float y, float w, float h,
void DrawSingleScreen(const ScreenInfo& screen_info, float x, float y, float w, float h); Layout::DisplayOrientation orientation);
void DrawSingleScreenStereoRotated(const ScreenInfo& screen_info_l,
const ScreenInfo& screen_info_r, float x, float y, float w,
float h);
void DrawSingleScreenStereo(const ScreenInfo& screen_info_l, const ScreenInfo& screen_info_r, void DrawSingleScreenStereo(const ScreenInfo& screen_info_l, const ScreenInfo& screen_info_r,
float x, float y, float w, float h); float x, float y, float w, float h,
Layout::DisplayOrientation orientation);
// Loads framebuffer from emulated memory into the display information structure // Loads framebuffer from emulated memory into the display information structure
void LoadFBToScreenInfo(const GPU::Regs::FramebufferConfig& framebuffer, void LoadFBToScreenInfo(const GPU::Regs::FramebufferConfig& framebuffer,