historical/toontown-classic.git/panda/include/dxGraphicsStateGuardian9.h
2024-01-16 11:20:27 -06:00

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C++

/**
* PANDA 3D SOFTWARE
* Copyright (c) Carnegie Mellon University. All rights reserved.
*
* All use of this software is subject to the terms of the revised BSD
* license. You should have received a copy of this license along
* with this source code in a file named "LICENSE."
*
* @file dxGraphicsStateGuardian9.h
* @author mike
* @date 1999-02-02
* @author fperazzi, PandaSE
* @date 2010-05-05
*/
#ifndef DXGRAPHICSSTATEGUARDIAN9_H
#define DXGRAPHICSSTATEGUARDIAN9_H
#include "dxgsg9base.h"
#include "dxTextureContext9.h"
#include "config_dxgsg9.h"
#include "graphicsStateGuardian.h"
#include "texture.h"
#include "samplerState.h"
#include "displayRegion.h"
#include "material.h"
#include "depthTestAttrib.h"
#include "cullFaceAttrib.h"
#include "renderModeAttrib.h"
#include "colorBlendAttrib.h"
#include "fog.h"
#include "pointerToArray.h"
#include "vertexElementArray.h"
#include "dxShaderContext9.h"
enum GsgPageType {
GPT_Texture,
GPT_VertexBuffer,
GPT_IndexBuffer,
GPT_TotalPageTypes
};
class Light;
class DXTextureContext9;
class DXVertexBufferContext9;
class DXIndexBufferContext9;
class wdxGraphicsBuffer9;
/**
* A GraphicsStateGuardian for rendering into DirectX9 contexts.
*/
class EXPCL_PANDADX DXGraphicsStateGuardian9 : public GraphicsStateGuardian {
public:
DXGraphicsStateGuardian9(GraphicsEngine *engine, GraphicsPipe *pipe);
~DXGraphicsStateGuardian9();
FrameBufferProperties
calc_fb_properties(DWORD cformat, DWORD dformat,
DWORD multisampletype, DWORD multisamplequality);
virtual TextureContext *prepare_texture(Texture *tex, int view);
void apply_texture(int i, TextureContext *tc, const SamplerState &sampler);
virtual bool update_texture(TextureContext *tc, bool force);
bool upload_texture(DXTextureContext9 *dtc, bool force);
virtual void release_texture(TextureContext *tc);
virtual bool extract_texture_data(Texture *tex);
ShaderContext *prepare_shader(Shader *se);
void release_shader(ShaderContext *sc);
virtual VertexBufferContext *prepare_vertex_buffer(GeomVertexArrayData *data);
bool apply_vertex_buffer(VertexBufferContext *vbc,
const GeomVertexArrayDataHandle *reader,
bool force);
virtual void release_vertex_buffer(VertexBufferContext *vbc);
bool setup_array_data(DXVertexBufferContext9 *&vbc,
const GeomVertexArrayDataHandle* data,
bool force);
virtual IndexBufferContext *prepare_index_buffer(GeomPrimitive *data);
bool apply_index_buffer(IndexBufferContext *ibc,
const GeomPrimitivePipelineReader *reader, bool force);
virtual void release_index_buffer(IndexBufferContext *ibc);
virtual void begin_occlusion_query();
virtual PT(OcclusionQueryContext) end_occlusion_query();
virtual PT(GeomMunger) make_geom_munger(const RenderState *state,
Thread *current_thread);
virtual void clear(DrawableRegion *clearable);
virtual void prepare_display_region(DisplayRegionPipelineReader *dr);
virtual CPT(TransformState) calc_projection_mat(const Lens *lens);
virtual bool prepare_lens();
virtual bool begin_frame(Thread *current_thread);
virtual bool begin_scene();
virtual void end_scene();
virtual void end_frame(Thread *current_thread);
virtual bool begin_draw_primitives(const GeomPipelineReader *geom_reader,
const GeomVertexDataPipelineReader *data_reader,
bool force);
virtual bool draw_triangles(const GeomPrimitivePipelineReader *reader,
bool force);
virtual bool draw_tristrips(const GeomPrimitivePipelineReader *reader,
bool force);
virtual bool draw_trifans(const GeomPrimitivePipelineReader *reader,
bool force);
virtual bool draw_lines(const GeomPrimitivePipelineReader *reader,
bool force);
virtual bool draw_linestrips(const GeomPrimitivePipelineReader *reader,
bool force);
virtual bool draw_points(const GeomPrimitivePipelineReader *reader,
bool force);
virtual void end_draw_primitives();
virtual bool framebuffer_copy_to_texture(Texture *tex, int view, int z,
const DisplayRegion *dr,
const RenderBuffer &rb);
virtual bool framebuffer_copy_to_ram(Texture *tex, int view, int z,
const DisplayRegion *dr,
const RenderBuffer &rb);
bool do_framebuffer_copy_to_ram(Texture *tex, int view, int z,
const DisplayRegion *dr,
const RenderBuffer &rb,
bool inverted);
void reset_render_states (void);
virtual void reset();
virtual void apply_fog(Fog *fog);
virtual void bind_light(PointLight *light_obj, const NodePath &light,
int light_id);
virtual void bind_light(DirectionalLight *light_obj, const NodePath &light,
int light_id);
virtual void bind_light(Spotlight *light_obj, const NodePath &light,
int light_id);
static D3DFORMAT get_index_type(Geom::NumericType numeric_type);
INLINE static DWORD LColor_to_D3DCOLOR(const LColor &cLColor);
virtual void set_state_and_transform(const RenderState *state,
const TransformState *transform);
bool check_dx_allocation (HRESULT result, int allocation_size, int attempts);
INLINE HRESULT set_render_state (D3DRENDERSTATETYPE state, DWORD value);
INLINE HRESULT set_texture_stage_state (DWORD stage, D3DTEXTURESTAGESTATETYPE type, DWORD value);
INLINE HRESULT set_sampler_state (DWORD sampler, D3DSAMPLERSTATETYPE type, DWORD value);
INLINE bool get_supports_render_texture() const;
static bool get_gamma_table(void);
static bool static_set_gamma(bool restore, PN_stdfloat gamma);
bool set_gamma(PN_stdfloat gamma);
void restore_gamma();
static void atexit_function(void);
static void set_cg_device(LPDIRECT3DDEVICE9 cg_device);
virtual bool get_supports_cg_profile(const std::string &name) const;
LPDIRECT3DVERTEXBUFFER9 get_white_vbuffer();
protected:
void do_issue_transform();
void do_issue_alpha_test();
void do_issue_shader();
void do_issue_render_mode();
void do_issue_rescale_normal();
void do_issue_color_write();
void do_issue_depth_test();
void do_issue_depth_write();
void do_issue_cull_face();
void do_issue_fog();
void do_issue_depth_offset();
void do_issue_tex_gen();
void do_issue_shade_model();
void do_issue_material();
void do_issue_texture();
void do_issue_blending();
void do_issue_stencil();
void do_issue_scissor();
virtual void reissue_transforms();
virtual void enable_lighting(bool enable);
virtual void set_ambient_light(const LColor &color);
virtual void enable_light(int light_id, bool enable);
virtual void enable_clip_plane(int plane_id, bool enable);
virtual void bind_clip_plane(const NodePath &plane, int plane_id);
virtual void close_gsg();
void free_nondx_resources();
void free_d3d_device();
void set_draw_buffer(const RenderBuffer &rb);
void set_read_buffer(const RenderBuffer &rb);
void disable_standard_vertex_arrays();
bool update_standard_vertex_arrays(bool force);
void disable_standard_texture_bindings();
void update_standard_texture_bindings();
protected:
INLINE static D3DTEXTUREADDRESS get_texture_wrap_mode(SamplerState::WrapMode wm);
INLINE static D3DFOGMODE get_fog_mode_type(Fog::Mode m);
const D3DCOLORVALUE &get_light_color(Light *light) const;
INLINE static D3DTRANSFORMSTATETYPE get_tex_mat_sym(int stage_index);
static D3DBLENDOP get_blend_mode(ColorBlendAttrib::Mode mode);
static D3DBLEND get_blend_func(ColorBlendAttrib::Operand operand);
void report_texmgr_stats();
void set_context(DXScreenData *new_context);
void set_render_target();
void set_texture_blend_mode(int i, const TextureStage *stage);
void dx_cleanup();
HRESULT reset_d3d_device(D3DPRESENT_PARAMETERS *p_presentation_params,
DXScreenData **screen = nullptr);
bool check_cooperative_level();
void show_frame();
bool create_swap_chain (DXScreenData *new_context);
bool release_swap_chain (DXScreenData *new_context);
void copy_pres_reset(DXScreenData *new_context);
static D3DTEXTUREFILTERTYPE get_d3d_min_type(SamplerState::FilterType filter_type);
static D3DTEXTUREFILTERTYPE get_d3d_mip_type(SamplerState::FilterType filter_type);
static D3DTEXTUREOP get_texture_operation(TextureStage::CombineMode mode, int scale);
DWORD get_texture_argument(TextureStage::CombineSource source,
TextureStage::CombineOperand operand) const;
static DWORD get_texture_argument_modifier(TextureStage::CombineOperand operand);
void draw_primitive_up(D3DPRIMITIVETYPE primitive_type,
unsigned int primitive_count,
unsigned int first_vertex,
unsigned int num_vertices,
const unsigned char *buffer, size_t stride);
void draw_indexed_primitive_up(D3DPRIMITIVETYPE primitive_type,
unsigned int min_index, unsigned int max_index,
unsigned int num_primitives,
const unsigned char *index_data,
D3DFORMAT index_type,
const unsigned char *buffer, size_t stride);
INLINE static unsigned char *get_safe_buffer_start();
public:
DXScreenData *_screen;
protected:
LPDIRECT3DDEVICE9 _d3d_device; // same as _screen->_d3d_device, cached for spd
IDirect3DSwapChain9 *_swap_chain;
D3DPRESENT_PARAMETERS _presentation_reset; // This is built during reset device
bool _dx_is_ready;
HRESULT _last_testcooplevel_result;
bool _vertex_blending_enabled;
bool _supports_render_texture;
RenderBuffer::Type _cur_read_pixel_buffer; // source for copy_pixel_buffer operation
enum DxgsgFogType {
None,
PerVertexFog=D3DRS_FOGVERTEXMODE,
PerPixelFog=D3DRS_FOGTABLEMODE
};
DxgsgFogType _do_fog_type;
D3DVIEWPORT9 _current_viewport;
bool _supports_depth_bias;
DWORD _clip_plane_bits;
CullFaceAttrib::Mode _cull_face_mode;
RenderModeAttrib::Mode _current_fill_mode; //point/wireframe/solid
PT(Shader) _current_shader;
DXShaderContext9 *_current_shader_context;
PT(Shader) _vertex_array_shader;
DXShaderContext9 *_vertex_array_shader_context;
PT(Shader) _texture_binding_shader;
DXShaderContext9 *_texture_binding_shader_context;
const DXIndexBufferContext9 *_active_ibuffer;
bool _overlay_windows_supported;
bool _tex_stats_retrieval_impossible;
bool _supports_texture_constant_color;
DWORD _constant_color_operand;
static D3DMATRIX _d3d_ident_mat;
static unsigned char *_temp_buffer;
static unsigned char *_safe_buffer_start;
int _gsg_managed_textures;
int _gsg_managed_vertex_buffers;
int _gsg_managed_index_buffers;
UINT _available_texture_memory;
DWORD _last_fvf;
int _num_bound_streams;
LPDIRECT3DVERTEXBUFFER9 _white_vbuffer;
// Cache the data necessary to bind each particular light each frame, so if
// we bind a given light multiple times, we only have to compute its data
// once.
typedef pmap<NodePath, D3DLIGHT9> DirectionalLights;
DirectionalLights _dlights;
#define MAXIMUM_TEXTURES 16
// from D3DRENDERSTATETYPE + pad
#define MAXIMUM_RENDER_STATES 256
// from D3DTEXTURESTAGESTATETYPE + pad
#define MAXIMUM_TEXTURE_STAGE_STATES 40
typedef struct {
DWORD state_array [MAXIMUM_TEXTURE_STAGE_STATES];
}
TextureStageStates;
// from D3DSAMPLERSTATETYPE + pad
#define MAXIMUM_TEXTURE_RENDER_STATES 16
typedef struct {
DWORD state_array [MAXIMUM_TEXTURE_RENDER_STATES];
}
TextureRenderStates;
// from D3DRENDERSTATETYPE
DWORD _render_state_array [MAXIMUM_RENDER_STATES];
TextureStageStates _texture_stage_states_array [D3D_MAXTEXTURESTAGES];
TextureRenderStates _texture_render_states_array [MAXIMUM_TEXTURES];
int _num_active_texture_stages;
int _vertex_shader_version_major;
int _vertex_shader_version_minor;
int _pixel_shader_version_major;
int _pixel_shader_version_minor;
char *_vertex_shader_profile;
char *_pixel_shader_profile;
int _vertex_shader_maximum_constants;
bool _supports_stream_offset;
std::list <wdxGraphicsBuffer9 **> _graphics_buffer_list;
int _supports_gamma_calibration;
#ifdef HAVE_CG
CGcontext _cg_context;
static LPDIRECT3DDEVICE9 _cg_device;
#endif
public:
virtual TypeHandle get_type() const {
return get_class_type();
}
virtual TypeHandle force_init_type() {init_type(); return get_class_type();}
static TypeHandle get_class_type() {
return _type_handle;
}
public:
static void init_type() {
GraphicsStateGuardian::init_type();
register_type(_type_handle, "DXGraphicsStateGuardian9",
GraphicsStateGuardian::get_class_type());
}
private:
static TypeHandle _type_handle;
friend class wdxGraphicsWindow9;
friend class wdxGraphicsPipe9;
friend class wdxGraphicsWindowGroup9;
friend class DXTextureContext9;
friend class wdxGraphicsBuffer9;
friend class DXVertexBufferContext9;
friend class DXIndexBufferContext9;
friend class DXShaderContext9;
};
#include "dxGraphicsStateGuardian9.I"
#endif