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Add a null graphics system (enable with --gpu=null)

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Still uses vulkan to drive xenia UI, may look into decoupling later.
This commit is contained in:
Dr. Chat
2016-08-04 09:50:13 -05:00
parent 92859f5a28
commit 40f782a83b
7 changed files with 219 additions and 1 deletions
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6
src/xenia/app/xenia_main.cc
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@@ -27,6 +27,7 @@
// Available graphics systems:
#include "xenia/gpu/gl4/gl4_graphics_system.h"
#include "xenia/gpu/null/null_graphics_system.h"
#include "xenia/gpu/vulkan/vulkan_graphics_system.h"
// Available input drivers:
@@ -37,7 +38,7 @@
#endif // XE_PLATFORM_WIN32
DEFINE_string(apu, "any", "Audio system. Use: [any, nop, xaudio2]");
DEFINE_string(gpu, "any", "Graphics system. Use: [any, gl4, vulkan]");
DEFINE_string(gpu, "any", "Graphics system. Use: [any, gl4, vulkan, null]");
DEFINE_string(hid, "any", "Input system. Use: [any, nop, winkey, xinput]");
DEFINE_string(target, "", "Specifies the target .xex or .iso to execute.");
@@ -75,6 +76,9 @@ std::unique_ptr<gpu::GraphicsSystem> CreateGraphicsSystem() {
} else if (FLAGS_gpu.compare("vulkan") == 0) {
return std::unique_ptr<gpu::GraphicsSystem>(
new xe::gpu::vulkan::VulkanGraphicsSystem());
} else if (FLAGS_gpu.compare("null") == 0) {
return std::unique_ptr<gpu::GraphicsSystem>(
new xe::gpu::null::NullGraphicsSystem());
} else {
// Create best available.
std::unique_ptr<gpu::GraphicsSystem> best;