2018-07-07 23:54:07 +00:00
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#include "graphics/gpu.h"
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2018-02-15 08:37:02 +00:00
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#include "graphics/canvas.h"
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2017-02-03 23:16:30 +00:00
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#include "graphics/font.h"
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2017-10-21 21:32:41 +00:00
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#include "graphics/material.h"
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2017-12-10 04:07:32 +00:00
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#include "graphics/mesh.h"
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2016-11-19 09:28:01 +00:00
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#include "graphics/shader.h"
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2016-11-27 02:58:58 +00:00
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#include "graphics/texture.h"
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2017-01-21 03:55:54 +00:00
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#include "math/math.h"
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2018-07-04 20:51:35 +00:00
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#include "util.h"
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2017-04-13 02:48:17 +00:00
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#include "lib/glfw.h"
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2017-10-31 08:14:09 +00:00
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#include <stdbool.h>
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2016-09-21 07:55:53 +00:00
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2017-01-26 10:20:30 +00:00
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#pragma once
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2016-09-27 06:48:09 +00:00
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2018-03-05 05:51:53 +00:00
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#define MAX_LAYERS 4
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#define MAX_TRANSFORMS 60
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#define INTERNAL_TRANSFORMS 4
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#define DEFAULT_SHADER_COUNT 5
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#define MAX_TEXTURES 16
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typedef void (*StencilCallback)(void* userdata);
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2017-03-12 11:03:36 +00:00
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typedef enum {
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BLEND_ALPHA,
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BLEND_ADD,
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BLEND_SUBTRACT,
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BLEND_MULTIPLY,
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BLEND_LIGHTEN,
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BLEND_DARKEN,
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BLEND_SCREEN,
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BLEND_REPLACE
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} BlendMode;
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typedef enum {
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BLEND_ALPHA_MULTIPLY,
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BLEND_PREMULTIPLIED
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} BlendAlphaMode;
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2016-09-30 02:39:25 +00:00
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typedef enum {
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DRAW_MODE_FILL,
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DRAW_MODE_LINE
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} DrawMode;
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2017-11-22 19:32:30 +00:00
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typedef enum {
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ARC_MODE_PIE,
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ARC_MODE_OPEN,
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ARC_MODE_CLOSED
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} ArcMode;
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typedef enum {
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WINDING_CLOCKWISE,
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WINDING_COUNTERCLOCKWISE
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} Winding;
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typedef enum {
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COMPARE_NONE,
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COMPARE_EQUAL,
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COMPARE_NEQUAL,
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COMPARE_LESS,
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COMPARE_LEQUAL,
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COMPARE_GREATER,
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COMPARE_GEQUAL
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} CompareMode;
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typedef enum {
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STENCIL_REPLACE,
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STENCIL_INCREMENT,
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STENCIL_DECREMENT,
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STENCIL_INCREMENT_WRAP,
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STENCIL_DECREMENT_WRAP,
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STENCIL_INVERT
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} StencilAction;
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typedef struct {
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bool initialized;
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float pointSizes[2];
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int textureSize;
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int textureMSAA;
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float textureAnisotropy;
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} GraphicsLimits;
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typedef struct {
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bool initialized;
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GLFWwindow* window;
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Shader* defaultShaders[DEFAULT_SHADER_COUNT];
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Material* defaultMaterial;
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Font* defaultFont;
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float transforms[MAX_TRANSFORMS + INTERNAL_TRANSFORMS][16];
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int transform;
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Layer layers[MAX_LAYERS];
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int layer;
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Color backgroundColor;
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BlendMode blendMode;
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BlendAlphaMode blendAlphaMode;
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Color color;
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bool culling;
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TextureFilter defaultFilter;
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CompareMode depthTest;
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bool depthWrite;
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Font* font;
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bool gammaCorrect;
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GraphicsLimits limits;
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float lineWidth;
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float pointSize;
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Shader* shader;
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CompareMode stencilMode;
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int stencilValue;
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Winding winding;
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bool wireframe;
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Mesh* mesh;
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bool stencilEnabled;
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bool stencilWriting;
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} GraphicsState;
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2016-11-23 05:16:13 +00:00
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// Base
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void lovrGraphicsInit();
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void lovrGraphicsDestroy();
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void lovrGraphicsReset();
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void lovrGraphicsClear(bool clearColor, bool clearDepth, bool clearStencil, Color color, float depth, int stencil);
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void lovrGraphicsPresent();
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void lovrGraphicsCreateWindow(int w, int h, bool fullscreen, int msaa, const char* title, const char* icon);
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int lovrGraphicsGetWidth();
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int lovrGraphicsGetHeight();
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GpuStats lovrGraphicsGetStats();
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2016-11-23 05:16:13 +00:00
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// State
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Color lovrGraphicsGetBackgroundColor();
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void lovrGraphicsSetBackgroundColor(Color color);
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void lovrGraphicsGetBlendMode(BlendMode* mode, BlendAlphaMode* alphaMode);
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void lovrGraphicsSetBlendMode(BlendMode mode, BlendAlphaMode alphaMode);
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void lovrGraphicsGetCanvas(Canvas** canvas, int* count);
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void lovrGraphicsSetCanvas(Canvas** canvas, int count);
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Color lovrGraphicsGetColor();
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void lovrGraphicsSetColor(Color color);
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bool lovrGraphicsIsCullingEnabled();
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void lovrGraphicsSetCullingEnabled(bool culling);
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TextureFilter lovrGraphicsGetDefaultFilter();
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void lovrGraphicsSetDefaultFilter(TextureFilter filter);
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2018-02-09 05:50:47 +00:00
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void lovrGraphicsGetDepthTest(CompareMode* mode, bool* write);
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void lovrGraphicsSetDepthTest(CompareMode depthTest, bool write);
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2017-08-08 08:36:29 +00:00
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Font* lovrGraphicsGetFont();
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void lovrGraphicsSetFont(Font* font);
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2017-11-23 04:26:01 +00:00
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bool lovrGraphicsIsGammaCorrect();
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void lovrGraphicsSetGammaCorrect(bool gammaCorrect);
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2017-08-02 07:54:33 +00:00
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GraphicsLimits lovrGraphicsGetLimits();
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float lovrGraphicsGetLineWidth();
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void lovrGraphicsSetLineWidth(float width);
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float lovrGraphicsGetPointSize();
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void lovrGraphicsSetPointSize(float size);
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2017-08-08 08:36:29 +00:00
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Shader* lovrGraphicsGetShader();
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void lovrGraphicsSetShader(Shader* shader);
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void lovrGraphicsGetStencilTest(CompareMode* mode, int* value);
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void lovrGraphicsSetStencilTest(CompareMode mode, int value);
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2017-08-02 07:54:33 +00:00
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Winding lovrGraphicsGetWinding();
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void lovrGraphicsSetWinding(Winding winding);
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bool lovrGraphicsIsWireframe();
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void lovrGraphicsSetWireframe(bool wireframe);
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2016-11-23 05:16:13 +00:00
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// Transforms
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void lovrGraphicsPush();
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void lovrGraphicsPop();
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2016-09-21 22:26:05 +00:00
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void lovrGraphicsOrigin();
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2018-03-05 07:06:34 +00:00
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void lovrGraphicsTranslate(float x, float y, float z);
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void lovrGraphicsRotate(float angle, float ax, float ay, float az);
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void lovrGraphicsScale(float x, float y, float z);
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void lovrGraphicsMatrixTransform(mat4 transform);
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2016-11-23 05:16:13 +00:00
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// Primitives
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2018-03-22 05:03:03 +00:00
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void lovrGraphicsPoints(uint32_t count);
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void lovrGraphicsLine(uint32_t count);
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void lovrGraphicsTriangle(DrawMode mode, Material* material, float points[9]);
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2017-11-26 03:02:28 +00:00
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void lovrGraphicsPlane(DrawMode mode, Material* material, mat4 transform);
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void lovrGraphicsBox(DrawMode mode, Material* material, mat4 transform);
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void lovrGraphicsArc(DrawMode mode, ArcMode, Material* material, mat4 transform, float theta1, float theta2, int segments);
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void lovrGraphicsCircle(DrawMode mode, Material* material, mat4 transform, int segments);
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void lovrGraphicsCylinder(Material* material, float x1, float y1, float z1, float x2, float y2, float z2, float r1, float r2, bool capped, int segments);
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void lovrGraphicsSphere(Material* material, mat4 transform, int segments);
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2017-10-15 23:56:00 +00:00
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void lovrGraphicsSkybox(Texture* texture, float angle, float ax, float ay, float az);
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2017-08-02 02:58:24 +00:00
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void lovrGraphicsPrint(const char* str, mat4 transform, float wrap, HorizontalAlign halign, VerticalAlign valign);
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2017-12-19 03:48:28 +00:00
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void lovrGraphicsStencil(StencilAction action, int replaceValue, StencilCallback callback, void* userdata);
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2018-03-19 19:12:34 +00:00
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void lovrGraphicsFill(Texture* texture);
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2017-08-08 09:13:07 +00:00
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2018-03-22 15:45:05 +00:00
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// Internal
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2018-07-13 20:53:55 +00:00
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void lovrGraphicsDraw(Mesh* mesh, DefaultShader shader, int instances);
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2018-03-22 05:03:03 +00:00
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VertexPointer lovrGraphicsGetVertexPointer(uint32_t capacity);
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2018-07-13 20:53:55 +00:00
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void lovrGraphicsPushLayer(Canvas** canvas, int count, bool user);
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2018-03-05 05:51:53 +00:00
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void lovrGraphicsPopLayer();
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2018-06-04 00:18:42 +00:00
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void lovrGraphicsSetCamera(mat4 projection, mat4 view);
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void lovrGraphicsSetViewport(uint32_t x, uint32_t y, uint32_t width, uint32_t height);
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2017-11-26 03:02:28 +00:00
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Material* lovrGraphicsGetDefaultMaterial();
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