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xgraphics.h
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xgraphics.h
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/**
* This file belongs to the 'xlib' (now 'xlab') game engine.
* Copyright 2009 xfacter
* Copyright 2016 wickles
* This work is licensed under the LGPLv3
* subject to all terms as reproduced in the included LICENSE file.
*/
#ifndef __X_GRAPHICS_H__
#define __X_GRAPHICS_H__
#ifdef __cplusplus
extern "C" {
#endif
/* Macros */
#define X_PIXEL_BYTES (4)
#define X_BUFFER_WIDTH (512)
#define X_SCREEN_WIDTH (480)
#define X_SCREEN_HEIGHT (272)
#define X_FRAME_BUFFER_SIZE (X_PIXEL_BYTES*X_BUFFER_WIDTH*X_SCREEN_HEIGHT)
#define X_ALPHA_TEST (1 << GU_ALPHA_TEST)
#define X_DEPTH_TEST (1 << GU_DEPTH_TEST)
#define X_SCISSOR_TEST (1 << GU_SCISSOR_TEST)
#define X_STENCIL_TEST (1 << GU_STENCIL_TEST)
#define X_BLEND (1 << GU_BLEND)
#define X_CULL_FACE (1 << GU_CULL_FACE)
#define X_DITHER (1 << GU_DITHER)
#define X_FOG (1 << GU_FOG)
#define X_CLIP_PLANES (1 << GU_CLIP_PLANES)
#define X_TEXTURE_2D (1 << GU_TEXTURE_2D)
#define X_LIGHTING (1 << GU_LIGHTING)
#define X_LIGHT0 (1 << GU_LIGHT0)
#define X_LIGHT1 (1 << GU_LIGHT1)
#define X_LIGHT2 (1 << GU_LIGHT2)
#define X_LIGHT3 (1 << GU_LIGHT3)
#define X_LINE_SMOOTH (1 << GU_LINE_SMOOTH)
#define X_PATCH_CULL_FACE (1 << GU_PATCH_CULL_FACE)
#define X_COLOR_TEST (1 << GU_COLOR_TEST)
#define X_COLOR_LOGIC_OP (1 << GU_COLOR_LOGIC_OP)
#define X_FACE_NORMAL_REVERSE (1 << GU_FACE_NORMAL_REVERSE)
#define X_PATCH_FACE (1 << GU_PATCH_FACE)
#define X_FRAGMENT_2X (1 << GU_FRAGMENT_2X)
void xGuInit(unsigned int list_size, int states, unsigned int bgcolor);
void xGuEnd();
void xGuFrameStart();
void xGuFrameEnd();
void xGuSaveStates();
void xGuLoadStates();
int xGuGetStatus(int states);
void xGuEnableStates(int states);
void xGuDisableStates(int states);
void xGuBlendDefault();
void xGuTexFilter(int aa);
void xGuPerspective(float fovy, float near, float far);
void xGuSwapBuffers(int wait_vblank);
void xGuPseudoAntiAliase(float fov_change, int dither);
unsigned int xGuPixelColor(int x, int y);
void xGumCallList(const void* list);
void xGumMove(float x, float y, float z);
void xGumSetPos(float x, float y, float z);
void xGumScaleMulti(float x, float y, float z);
void xGumScaleSingle(float scale);
void xGumSetCameraPos(float x, float y, float z);
void xGumFrustumCullStart(float x_low, float y_low, float z_low, float x_high, float y_high, float z_high);
void xGumFrustumCullEnd();
typedef struct {
float x, y, z;
} VertexF;
#define VertexF_vtype (GU_VERTEX_32BITF)
typedef struct {
float u, v;
float x, y, z;
} TVertexF;
#define TVertexF_vtype (GU_TEXTURE_32BITF|GU_VERTEX_32BITF)
typedef struct {
unsigned int color;
float x, y, z;
} CVertexF;
#define CVertexF_vtype (GU_COLOR_8888|GU_VERTEX_32BITF)
typedef struct {
float nx, ny, nz;
float x, y, z;
} NVertexF;
#define NVertexF_vtype (GU_NORMAL_32BITF|GU_VERTEX_32BITF)
typedef struct {
float u, v;
float nx, ny, nz;
float x, y, z;
} TNVertexF;
#define TNVertexF_vtype (GU_COLOR_8888|GU_NORMAL_32BITF|GU_VERTEX_32BITF)
typedef struct {
float u, v;
unsigned int color;
float x, y, z;
} TCVertexF;
#define TCVertexF_vtype (GU_TEXTURE_32BITF|GU_COLOR_8888|GU_VERTEX_32BITF)
typedef struct {
unsigned int color;
float nx, ny, nz;
float x, y, z;
} CNVertexF;
#define CNVertexF_vtype (GU_COLOR_8888|GU_NORMAL_32BITF|GU_VERTEX_32BITF)
typedef struct {
s16 x, y, z;
} Vertex2D;
#define Vertex2D_vtype (GU_VERTEX_16BIT)
typedef struct {
unsigned int color;
s16 x, y, z;
} CVertex2D;
#define CVertex2D_vtype (GU_COLOR_8888|GU_VERTEX_16BIT)
typedef struct {
s16 u, v;
s16 x, y, z;
} TVertex2D;
#define TVertex2D_vtype (GU_TEXTURE_16BIT|GU_VERTEX_16BIT)
typedef struct {
s16 u, v;
unsigned int color;
s16 x, y, z;
} TCVertex2D;
#define TCVertex2D_vtype (GU_TEXTURE_16BIT|GU_COLOR_8888|GU_VERTEX_16BIT)
typedef struct {
s8 u, v;
float x, y, z;
} GenVert;
#define xGenericVert_vtype (GU_TEXTURE_8BIT|GU_VERTEX_32BITF)
#define xGenericVert_prim (GU_TRIANGLE_FAN)
#define xGenericVert_count (4)
extern GenVert xGenericVert[4];
#ifdef __cplusplus
}
#endif
#endif