Adding in D3D11 GPU skeleton.

src/xenia/gpu/d3d11/d3d11_graphics_driver.cc

@@ -0,0 +1,88 @@
+/**
+ ******************************************************************************
+ * Xenia : Xbox 360 Emulator Research Project                                 *
+ ******************************************************************************
+ * Copyright 2013 Ben Vanik. All rights reserved.                             *
+ * Released under the BSD license - see LICENSE in the root for more details. *
+ ******************************************************************************
+ */
+
+#include <xenia/gpu/d3d11/d3d11_graphics_driver.h>
+
+#include <xenia/gpu/gpu-private.h>
+#include <xenia/gpu/xenos/ucode_disassembler.h>
+
+
+using namespace xe;
+using namespace xe::gpu;
+using namespace xe::gpu::d3d11;
+using namespace xe::gpu::xenos;
+
+
+D3D11GraphicsDriver::D3D11GraphicsDriver(xe_memory_ref memory) :
+    GraphicsDriver(memory) {
+}
+
+D3D11GraphicsDriver::~D3D11GraphicsDriver() {
+}
+
+void D3D11GraphicsDriver::Initialize() {
+}
+
+void D3D11GraphicsDriver::InvalidateState(
+    uint32_t mask) {
+  if (mask == XE_GPU_INVALIDATE_MASK_ALL) {
+    XELOGGPU("D3D11: (invalidate all)");
+  }
+  if (mask & XE_GPU_INVALIDATE_MASK_VERTEX_SHADER) {
+    XELOGGPU("D3D11: invalidate vertex shader");
+  }
+  if (mask & XE_GPU_INVALIDATE_MASK_PIXEL_SHADER) {
+    XELOGGPU("D3D11: invalidate pixel shader");
+  }
+}
+
+void D3D11GraphicsDriver::SetShader(
+    XE_GPU_SHADER_TYPE type,
+    uint32_t address,
+    uint32_t start,
+    uint32_t length) {
+  // Swap shader words.
+  uint32_t dword_count = length / 4;
+  XEASSERT(dword_count <= 512);
+  if (dword_count > 512) {
+    XELOGGPU("D3D11: ignoring shader %d at %0.8X (%db): too long",
+             type, address, length);
+    return;
+  }
+  uint8_t* p = xe_memory_addr(memory_, address);
+  uint32_t dwords[512] = {0};
+  for (uint32_t n = 0; n < dword_count; n++) {
+    dwords[n] = XEGETUINT32BE(p + n * 4);
+  }
+
+  // Disassemble.
+  const char* source = DisassembleShader(type, dwords, dword_count);
+  if (!source) {
+    source = "<failed to disassemble>";
+  }
+  XELOGGPU("D3D11: set shader %d at %0.8X (%db):\n%s",
+           type, address, length, source);
+  if (source) {
+    xe_free((void*)source);
+  }
+}
+
+void D3D11GraphicsDriver::DrawIndexed(
+    XE_GPU_PRIMITIVE_TYPE prim_type,
+    uint32_t index_count) {
+  XELOGGPU("D3D11: draw indexed %d (%d indicies)",
+           prim_type, index_count);
+
+  // TODO(benvanik):
+  // program control
+  // context misc
+  // interpolator control
+  // shader constants / bools / integers
+  // fetch constants
+}

src/xenia/gpu/d3d11/d3d11_graphics_driver.h

@@ -0,0 +1,52 @@
+/**
+ ******************************************************************************
+ * Xenia : Xbox 360 Emulator Research Project                                 *
+ ******************************************************************************
+ * Copyright 2013 Ben Vanik. All rights reserved.                             *
+ * Released under the BSD license - see LICENSE in the root for more details. *
+ ******************************************************************************
+ */
+
+#ifndef XENIA_GPU_D3D11_D3D11_GRAPHICS_DRIVER_H_
+#define XENIA_GPU_D3D11_D3D11_GRAPHICS_DRIVER_H_
+
+#include <xenia/core.h>
+
+#include <xenia/gpu/graphics_driver.h>
+#include <xenia/gpu/d3d11/d3d11-private.h>
+#include <xenia/gpu/xenos/xenos.h>
+
+
+namespace xe {
+namespace gpu {
+namespace d3d11 {
+
+
+class D3D11GraphicsDriver : public GraphicsDriver {
+public:
+  D3D11GraphicsDriver(xe_memory_ref memory);
+  virtual ~D3D11GraphicsDriver();
+
+  virtual void Initialize();
+
+  virtual void InvalidateState(
+      uint32_t mask);
+  virtual void SetShader(
+      xenos::XE_GPU_SHADER_TYPE type,
+      uint32_t address,
+      uint32_t start,
+      uint32_t length);
+  virtual void DrawIndexed(
+      xenos::XE_GPU_PRIMITIVE_TYPE prim_type,
+      uint32_t index_count);
+
+protected:
+};
+
+
+}  // namespace d3d11
+}  // namespace gpu
+}  // namespace xe
+
+
+#endif  // XENIA_GPU_D3D11_D3D11_GRAPHICS_DRIVER_H_

src/xenia/gpu/d3d11/d3d11_graphics_system.cc

@@ -10,6 +10,7 @@
 #include <xenia/gpu/d3d11/d3d11_graphics_system.h>
 
 #include <xenia/gpu/gpu-private.h>
+#include <xenia/gpu/d3d11/d3d11_graphics_driver.h>
 
 
 using namespace xe;
@@ -24,11 +25,7 @@ D3D11GraphicsSystem::D3D11GraphicsSystem(const CreationParams* params) :
 D3D11GraphicsSystem::~D3D11GraphicsSystem() {
 }
 
-uint64_t D3D11GraphicsSystem::ReadRegister(uint32_t r) {
+void D3D11GraphicsSystem::Initialize() {
-  XELOGGPU("ReadRegister(%.4X)", r);
+  XEASSERTNULL(driver_);
-  return 0;
+  driver_ = new D3D11GraphicsDriver(memory_);
-}
-
-void D3D11GraphicsSystem::WriteRegister(uint32_t r, uint64_t value) {
-  XELOGGPU("WriteRegister(%.4X, %.8X)", r, value);
 }

src/xenia/gpu/d3d11/d3d11_graphics_system.h

@@ -29,8 +29,7 @@ public:
   D3D11GraphicsSystem(const CreationParams* params);
   virtual ~D3D11GraphicsSystem();
 
-  virtual uint64_t ReadRegister(uint32_t r);
+  virtual void Initialize();
-  virtual void WriteRegister(uint32_t r, uint64_t value);
 };
 
 

src/xenia/gpu/d3d11/sources.gypi

@@ -4,6 +4,8 @@
     'd3d11-private.h',
     'd3d11.cc',
     'd3d11.h',
+    'd3d11_graphics_driver.cc',
+    'd3d11_graphics_driver.h',
     'd3d11_graphics_system.cc',
     'd3d11_graphics_system.h',
   ],

src/xenia/gpu/gpu-private.h

@@ -13,7 +13,7 @@
 #include <gflags/gflags.h>
 
 
-// DECLARE_ flags here
+DECLARE_string(gpu);
 
 
 #endif  // XENIA_GPU_PRIVATE_H_

src/xenia/gpu/gpu.cc

@@ -10,27 +10,49 @@
 #include <xenia/gpu/gpu.h>
 #include <xenia/gpu/gpu-private.h>
 
-#if XE_PLATFORM(WIN32)
-//#include <xenia/gpu/d3d11/d3d11.h>
-#endif  // WIN32
-#include <xenia/gpu/nop/nop.h>
 
 
 using namespace xe;
 using namespace xe::gpu;
 
 
-// DEFINE_ flags here.
+DEFINE_string(gpu, "any",
+    "Graphics system. Use: [any, nop, d3d11]");
 
 
-GraphicsSystem* xe::gpu::Create(const CreationParams* params) {
+#include <xenia/gpu/nop/nop.h>
-  // TODO(benvanik): use flags to determine system, check support, etc.
-  return xe::gpu::nop::Create(params);
-// #if XE_PLATFORM(WIN32)
-//   return xe::gpu::d3d11::Create(params);
-// #endif  // WIN32
-}
-
 GraphicsSystem* xe::gpu::CreateNop(const CreationParams* params) {
   return xe::gpu::nop::Create(params);
 }
+
+
+#if XE_PLATFORM(WIN32)
+#include <xenia/gpu/d3d11/d3d11.h>
+GraphicsSystem* xe::gpu::CreateD3D11(const CreationParams* params) {
+  return xe::gpu::d3d11::Create(params);
+}
+#endif  // WIN32
+
+
+GraphicsSystem* xe::gpu::Create(const CreationParams* params) {
+  if (FLAGS_gpu.compare("nop") == 0) {
+    return CreateNop(params);
+#if XE_PLATFORM(WIN32)
+  } else if (FLAGS_gpu.compare("d3d11") == 0) {
+    return CreateD3D11(params);
+#endif  // WIN32
+  } else {
+    // Create best available.
+    GraphicsSystem* best = NULL;
+
+#if XE_PLATFORM(WIN32)
+    best = CreateD3D11(params);
+    if (best) {
+      return best;
+    }
+#endif  // WIN32
+
+    // Fallback to nop.
+    return CreateNop(params);
+  }
+}

src/xenia/gpu/gpu.h

@@ -18,8 +18,13 @@ namespace gpu {
 
 
 GraphicsSystem* Create(const CreationParams* params);
+
 GraphicsSystem* CreateNop(const CreationParams* params);
 
+#if XE_PLATFORM(WIN32)
+GraphicsSystem* CreateD3D11(const CreationParams* params);
+#endif  // WIN32
+
 
 }  // namespace gpu
 }  // namespace xe

src/xenia/gpu/nop/nop_graphics_driver.cc

@@ -78,4 +78,11 @@ void NopGraphicsDriver::DrawIndexed(
     uint32_t index_count) {
   XELOGGPU("NOP: draw indexed %d (%d indicies)",
            prim_type, index_count);
+
+  // TODO(benvanik):
+  // program control
+  // context misc
+  // interpolator control
+  // shader constants / bools / integers
+  // fetch constants
 }

src/xenia/gpu/sources.gypi

@@ -21,7 +21,7 @@
   'conditions': [
     ['OS == "win"', {
       'includes': [
-        #'d3d11/sources.gypi',
+        'd3d11/sources.gypi',
       ],
     }],
   ],