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102 lines
3.1 KiB
C
102 lines
3.1 KiB
C
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///////////////////////////////////////////////////////////////////////////////////
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// NxLight.H - Neversoft Engine, Rendering portion, Platform independent interface
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#ifndef __GFX_NX_LIGHT_H__
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#define __GFX_NX_LIGHT_H__
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#ifndef __CORE_DEFINES_H
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#include <core/defines.h>
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#endif
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#include <core/math.h>
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#include <gfx/image/imagebasic.h>
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#include <gfx/nxlightman.h>
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namespace Nx
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{
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///////////////////////////////////////////////////////////////////////////////////
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// Nx::CModelLights
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class CModelLights
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{
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public:
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CModelLights();
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virtual ~CModelLights();
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// lights
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bool SetLightAmbientColor(const Image::RGBA &rgba);
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Image::RGBA GetLightAmbientColor();
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bool SetLightDirection(int light_index, const Mth::Vector &direction);
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const Mth::Vector & GetLightDirection(int light_index);
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bool SetLightDiffuseColor(int light_index, const Image::RGBA &rgba);
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Image::RGBA GetLightDiffuseColor(int light_index);
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// Upload values to engine (where applicable)
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void UpdateEngine( Mth::Vector & pos, bool add_scene_light = false );
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// Enable lights
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void EnableAmbientLight(bool enable);
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void EnableDiffuseLight(int light_index, bool enable);
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bool IsAmbientLightEnabled() const;
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bool IsDiffuseLightEnabled(int light_index) const;
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// Sets the modulation brightness
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bool SetBrightness(float brightness);
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float GetBrightness() const;
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void UpdateBrightness();
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// Position pointer
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bool SetPositionPointer(Mth::Vector *p_pos);
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Mth::Vector * GetPositionPointer();
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protected:
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// Internal flags.
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enum {
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mUSE_MODEL_AMBIENT = 0x0001, // Use ambient light
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mUSE_MODEL_DIFFUSE_0 = 0x0002, // Use diffuse light 0
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mUSE_MODEL_DIFFUSE_1 = 0x0004, // rest of diffuse must follow 0
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};
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//Image::RGBA m_light_ambient_rgba;
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//Mth::Vector m_light_direction[CLightManager::MAX_LIGHTS];
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//Image::RGBA m_light_diffuse_rgba[CLightManager::MAX_LIGHTS];
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// Modulation brightness
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float m_brightness;
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float m_brightness_target;
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float m_ambient_brightness;
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float m_diffuse_brightness[CLightManager::MAX_LIGHTS];
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// Position pointer (for scene lights)
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Mth::Vector * mp_pos;
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private:
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// Platform-specific calls
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virtual bool plat_set_light_ambient_color(const Image::RGBA &rgba);
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virtual bool plat_set_light_direction(int light_index, const Mth::Vector &direction);
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virtual bool plat_set_light_diffuse_color(int light_index, const Image::RGBA &rgba);
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virtual Image::RGBA plat_get_light_ambient_color() const;
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virtual const Mth::Vector & plat_get_light_direction(int light_index) const;
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virtual Image::RGBA plat_get_light_diffuse_color(int light_index) const;
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virtual void plat_update_engine( Mth::Vector & pos, bool add_scene_light );
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virtual void plat_update_brightness();
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virtual void plat_enable_ambient_light(bool enable);
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virtual void plat_enable_diffuse_light(int light_index, bool enable);
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virtual bool plat_is_ambient_light_enabled() const;
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virtual bool plat_is_diffuse_light_enabled(int light_index) const;
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};
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}
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#endif
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