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gl_rasterizer_cache: Implement GetFramebufferSurfaces.

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This commit is contained in:
bunnei 2018-03-24 00:47:33 -04:00
parent 94c70693f9
commit 170ac3f9ee
2 changed files with 104 additions and 4 deletions
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97
src/video_core/renderer_opengl/gl_rasterizer_cache.cpp
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@ -21,10 +21,13 @@
#include "common/microprofile.h"
#include "common/scope_exit.h"
#include "common/vector_math.h"
#include "core/core.h"
#include "core/frontend/emu_window.h"
#include "core/hle/kernel/process.h"
#include "core/hle/kernel/vm_manager.h"
#include "core/memory.h"
#include "core/settings.h"
#include "video_core/engines/maxwell_3d.h"
#include "video_core/renderer_opengl/gl_rasterizer_cache.h"
#include "video_core/renderer_opengl/gl_state.h"
#include "video_core/utils.h"
@ -1098,9 +1101,97 @@ Surface RasterizerCacheOpenGL::GetTextureSurface(const void* config) {
}
SurfaceSurfaceRect_Tuple RasterizerCacheOpenGL::GetFramebufferSurfaces(
bool using_color_fb, bool using_depth_fb, const MathUtil::Rectangle<s32>& viewport_rect) {
UNIMPLEMENTED();
return {};
bool using_color_fb, bool using_depth_fb, const MathUtil::Rectangle<s32>& viewport) {
const auto& regs = Core::System().GetInstance().GPU().Maxwell3D().regs;
const auto& memory_manager = Core::System().GetInstance().GPU().memory_manager;
const auto& config = regs.rt[0];
// TODO(bunnei): This is hard corded to use just the first render buffer
LOG_WARNING(Render_OpenGL, "hard-coded for render target 0!");
// update resolution_scale_factor and reset cache if changed
// TODO (bunnei): This code was ported as-is from Citra, and is technically not thread-safe. We
// need to fix this before making the renderer multi-threaded.
static u16 resolution_scale_factor = GetResolutionScaleFactor();
if (resolution_scale_factor != GetResolutionScaleFactor()) {
resolution_scale_factor = GetResolutionScaleFactor();
FlushAll();
while (!surface_cache.empty())
UnregisterSurface(*surface_cache.begin()->second.begin());
}
MathUtil::Rectangle<u32> viewport_clamped{
static_cast<u32>(MathUtil::Clamp(viewport.left, 0, static_cast<s32>(config.width))),
static_cast<u32>(MathUtil::Clamp(viewport.top, 0, static_cast<s32>(config.height))),
static_cast<u32>(MathUtil::Clamp(viewport.right, 0, static_cast<s32>(config.width))),
static_cast<u32>(MathUtil::Clamp(viewport.bottom, 0, static_cast<s32>(config.height)))};
// get color and depth surfaces
SurfaceParams color_params;
color_params.is_tiled = true;
color_params.res_scale = resolution_scale_factor;
color_params.width = config.width;
color_params.height = config.height;
SurfaceParams depth_params = color_params;
color_params.addr = memory_manager->PhysicalToVirtualAddress(config.Address());
color_params.pixel_format = SurfaceParams::PixelFormatFromRenderTargetFormat(config.format);
color_params.UpdateParams();
ASSERT(!using_depth_fb, "depth buffer is unimplemented");
// depth_params.addr = config.GetDepthBufferPhysicalAddress();
// depth_params.pixel_format = SurfaceParams::PixelFormatFromDepthFormat(config.depth_format);
// depth_params.UpdateParams();
auto color_vp_interval = color_params.GetSubRectInterval(viewport_clamped);
auto depth_vp_interval = depth_params.GetSubRectInterval(viewport_clamped);
// Make sure that framebuffers don't overlap if both color and depth are being used
if (using_color_fb && using_depth_fb &&
boost::icl::length(color_vp_interval & depth_vp_interval)) {
LOG_CRITICAL(Render_OpenGL, "Color and depth framebuffer memory regions overlap; "
"overlapping framebuffers not supported!");
using_depth_fb = false;
}
MathUtil::Rectangle<u32> color_rect{};
Surface color_surface = nullptr;
if (using_color_fb)
std::tie(color_surface, color_rect) =
GetSurfaceSubRect(color_params, ScaleMatch::Exact, false);
MathUtil::Rectangle<u32> depth_rect{};
Surface depth_surface = nullptr;
if (using_depth_fb)
std::tie(depth_surface, depth_rect) =
GetSurfaceSubRect(depth_params, ScaleMatch::Exact, false);
MathUtil::Rectangle<u32> fb_rect{};
if (color_surface != nullptr && depth_surface != nullptr) {
fb_rect = color_rect;
// Color and Depth surfaces must have the same dimensions and offsets
if (color_rect.bottom != depth_rect.bottom || color_rect.top != depth_rect.top ||
color_rect.left != depth_rect.left || color_rect.right != depth_rect.right) {
color_surface = GetSurface(color_params, ScaleMatch::Exact, false);
depth_surface = GetSurface(depth_params, ScaleMatch::Exact, false);
fb_rect = color_surface->GetScaledRect();
}
} else if (color_surface != nullptr) {
fb_rect = color_rect;
} else if (depth_surface != nullptr) {
fb_rect = depth_rect;
}
if (color_surface != nullptr) {
ValidateSurface(color_surface, boost::icl::first(color_vp_interval),
boost::icl::length(color_vp_interval));
}
if (depth_surface != nullptr) {
ValidateSurface(depth_surface, boost::icl::first(depth_vp_interval),
boost::icl::length(depth_vp_interval));
}
return std::make_tuple(color_surface, depth_surface, fb_rect);
}
Surface RasterizerCacheOpenGL::GetFillSurface(const void* config) {

11
src/video_core/renderer_opengl/gl_rasterizer_cache.h
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@ -116,6 +116,15 @@ struct SurfaceParams {
return GetFormatBpp(pixel_format);
}
static PixelFormat PixelFormatFromRenderTargetFormat(Tegra::RenderTargetFormat format) {
switch (format) {
case Tegra::RenderTargetFormat::RGBA8_UNORM:
return PixelFormat::RGBA8;
default:
UNREACHABLE();
}
}
static PixelFormat PixelFormatFromGPUPixelFormat(Tegra::FramebufferConfig::PixelFormat format) {
switch (format) {
case Tegra::FramebufferConfig::PixelFormat::ABGR8:
@ -308,7 +317,7 @@ public:
/// Get the color and depth surfaces based on the framebuffer configuration
SurfaceSurfaceRect_Tuple GetFramebufferSurfaces(bool using_color_fb, bool using_depth_fb,
const MathUtil::Rectangle<s32>& viewport_rect);
const MathUtil::Rectangle<s32>& viewport);
/// Get a surface that matches the fill config
Surface GetFillSurface(const void* config);