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GPU: Set line width at higher internal resolutions

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This commit is contained in:
Connor McLaughlin 2019-10-04 21:08:53 +10:00
parent d3ecad391d
commit 8987fa93c2
4 changed files with 23 additions and 1 deletions
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20
src/core/gpu_hw_opengl.cpp
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@ -19,6 +19,7 @@ bool GPU_HW_OpenGL::Initialize(System* system, DMA* dma, InterruptController* in
if (!GPU_HW::Initialize(system, dma, interrupt_controller, timers))
return false;
SetMaxResolutionScale();
CreateFramebuffer();
CreateVertexBuffer();
if (!CompilePrograms())
@ -103,6 +104,24 @@ std::tuple<s32, s32> GPU_HW_OpenGL::ConvertToFramebufferCoordinates(s32 x, s32 y
return std::make_tuple(x, static_cast<s32>(static_cast<s32>(VRAM_HEIGHT) - y));
}
void GPU_HW_OpenGL::SetMaxResolutionScale()
{
GLint max_texture_size = VRAM_WIDTH;
glGetIntegerv(GL_MAX_TEXTURE_SIZE, &max_texture_size);
Log_InfoPrintf("Max texture size: %dx%d", max_texture_size, max_texture_size);
const int max_texture_scale = max_texture_size / VRAM_WIDTH;
std::array<int, 2> line_width_range = {{1, 1}};
glGetIntegerv(GL_ALIASED_LINE_WIDTH_RANGE, line_width_range.data());
Log_InfoPrintf("Max line width: %d", line_width_range[1]);
const u32 max_resolution_scale = std::min(max_texture_scale, line_width_range[1]);
Log_InfoPrintf("Maximum resolution scale is %u", max_resolution_scale);
m_system->GetSettings().max_gpu_resolution_scale = max_resolution_scale;
m_system->GetSettings().gpu_resolution_scale =
std::min(m_system->GetSettings().gpu_resolution_scale, max_resolution_scale);
}
void GPU_HW_OpenGL::CreateFramebuffer()
{
// save old vram texture/fbo, in case we're changing scale
@ -550,6 +569,7 @@ void GPU_HW_OpenGL::FlushRender()
glDisable(GL_DEPTH_TEST);
glEnable(GL_SCISSOR_TEST);
glDepthMask(GL_FALSE);
glLineWidth(static_cast<float>(m_resolution_scale));
SetProgram();
SetViewport();
SetScissor();

1
src/core/gpu_hw_opengl.h
View file

@ -37,6 +37,7 @@ private:
std::tuple<s32, s32> ConvertToFramebufferCoordinates(s32 x, s32 y);
void SetMaxResolutionScale();
void CreateFramebuffer();
void ClearFramebuffer();
void DestroyFramebuffer();

1
src/core/settings.h
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@ -12,6 +12,7 @@ struct Settings
GPUBackend gpu_backend = GPUBackend::OpenGL;
u32 gpu_resolution_scale = 1;
u32 max_gpu_resolution_scale = 1;
// TODO: Controllers, memory cards, etc.
};

2
src/duckstation/sdl_interface.cpp
View file

@ -524,7 +524,7 @@ void SDLInterface::RenderMainMenuBar()
if (ImGui::BeginMenu("Internal Resolution"))
{
const u32 current_internal_resolution = m_system->GetSettings().gpu_resolution_scale;
for (u32 scale = 1; scale <= 16; scale++)
for (u32 scale = 1; scale <= m_system->GetSettings().max_gpu_resolution_scale; scale++)
{
if (ImGui::MenuItem(
TinyString::FromFormat("%ux (%ux%u)", scale, scale * GPU::VRAM_WIDTH, scale * GPU::VRAM_HEIGHT),