draw functions

submit_rewrite
cosmonaut 2020-12-15 18:29:26 -08:00
parent de3b25ab82
commit b43ecacfc4
1 changed files with 139 additions and 3 deletions

View File

@ -24,8 +24,6 @@
* *
*/ */
#include <FNA3D.h>
#ifndef REFRESH_H #ifndef REFRESH_H
#define REFRESH_H #define REFRESH_H
@ -54,6 +52,7 @@ extern "C" {
/* Type Declarations */ /* Type Declarations */
typedef struct REFRESH_Device REFRESH_Device;
typedef struct REFRESH_Texture REFRESH_Texture; typedef struct REFRESH_Texture REFRESH_Texture;
typedef struct REFRESH_Buffer REFRESH_Buffer; typedef struct REFRESH_Buffer REFRESH_Buffer;
typedef struct REFRESH_ColorTarget REFRESH_ColorTarget; typedef struct REFRESH_ColorTarget REFRESH_ColorTarget;
@ -62,6 +61,16 @@ typedef struct REFRESH_Framebuffer REFRESH_Framebuffer;
typedef struct REFRESH_RenderPass REFRESH_RenderPass; typedef struct REFRESH_RenderPass REFRESH_RenderPass;
typedef struct REFRESH_Pipeline REFRESH_Pipeline; typedef struct REFRESH_Pipeline REFRESH_Pipeline;
typedef enum REFRESH_PrimitiveType
{
REFRESH_PRIMITIVETYPE_POINTLIST,
REFRESH_PRIMITIVETYPE_LINELIST,
REFRESH_PRIMITIVETYPE_LINESTRIP,
REFRESH_PRIMITIVETYPE_TRIANGLELIST,
REFRESH_PRIMITIVETYPE_TRIANGLESTRIP,
REFRESH_PRIMITIVETYPE_TRIANGLEFAN
} REFRESH_PrimitiveType;
typedef enum REFRESH_LoadOp typedef enum REFRESH_LoadOp
{ {
REFRESH_LOADOP_LOAD, REFRESH_LOADOP_LOAD,
@ -136,10 +145,60 @@ typedef enum REFRESH_BufferUsage
/* Structures */ /* Structures */
typedef struct REFRESH_Color
{
uint8_t r;
uint8_t g;
uint8_t b;
uint8_t a;
} REFRESH_Color;
typedef struct REFRESH_Rect
{
int32_t x;
int32_t y;
int32_t w;
int32_t h;
} REFRESH_Rect;
typedef struct REFRESH_Vec4
{
float x;
float y;
float z;
float w;
} REFRESH_Vec4;
typedef struct REFRESH_Viewport
{
int32_t x;
int32_t y;
int32_t w;
int32_t h;
float minDepth;
float maxDepth;
} REFRESH_Viewport;
typedef enum REFRESH_VertexElementFormat
{
REFRESH_VERTEXELEMENTFORMAT_SINGLE,
REFRESH_VERTEXELEMENTFORMAT_VECTOR2,
REFRESH_VERTEXELEMENTFORMAT_VECTOR3,
REFRESH_VERTEXELEMENTFORMAT_VECTOR4,
REFRESH_VERTEXELEMENTFORMAT_COLOR,
REFRESH_VERTEXELEMENTFORMAT_BYTE4,
REFRESH_VERTEXELEMENTFORMAT_SHORT2,
REFRESH_VERTEXELEMENTFORMAT_SHORT4,
REFRESH_VERTEXELEMENTFORMAT_NORMALIZEDSHORT2,
REFRESH_VERTEXELEMENTFORMAT_NORMALIZEDSHORT4,
REFRESH_VERTEXELEMENTFORMAT_HALFVECTOR2,
REFRESH_VERTEXELEMENTFORMAT_HALFVECTOR4
} REFRESH_VertexElementFormat;
typedef struct REFRESH_VertexElement typedef struct REFRESH_VertexElement
{ {
int32_t offset; int32_t offset;
FNA3D_VertexElementFormat vertexElementFormat; REFRESH_VertexElementFormat vertexElementFormat;
int32_t usageIndex; int32_t usageIndex;
} REFRESH_VertexElement; } REFRESH_VertexElement;
@ -176,6 +235,83 @@ REFRESHAPI uint32_t REFRESH_LinkedVersion(void);
/* Functions */ /* Functions */
/* Drawing */
/* Clears the active draw buffers of any previous contents.
*
* options: Bitflags to specify color/depth/stencil buffers for clearing.
* color: The new value of the cleared color buffer.
* depth: The new value of the cleared depth buffer.
* stencil: The new value of the cleared stencil buffer.
*/
REFRESHAPI void REFRESH_Clear(
REFRESH_Device *device,
REFRESH_Vec4 **colors,
uint32_t colorCount,
float depth,
int32_t stencil
);
/* Draws data from vertex/index buffers.
*
* primitiveType: The primitive topology of the vertex data.
* baseVertex: The starting offset to read from the vertex buffer.
* minVertexIndex: The lowest index value expected from the index buffer.
* numVertices: The highest offset expected from the index buffer.
* startIndex: The starting offset to read from the index buffer.
* primitiveCount: The number of primitives to draw.
* indices: The index buffer to bind for this draw call.
* indexElementSize: The size of the index type for this index buffer.
*/
REFRESHAPI void REFRESH_DrawIndexedPrimitives(
REFRESH_Device *device,
REFRESH_PrimitiveType primitiveType,
int32_t baseVertex,
int32_t minVertexIndex,
int32_t numVertices,
int32_t startIndex,
int32_t primitiveCount,
REFRESH_Buffer *indices,
REFRESH_IndexElementSize indexElementSize
);
/* Draws data from vertex/index buffers with instancing enabled.
*
* primitiveType: The primitive topology of the vertex data.
* baseVertex: The starting offset to read from the vertex buffer.
* minVertexIndex: The lowest index value expected from the index buffer.
* numVertices: The highest offset expected from the index buffer.
* startIndex: The starting offset to read from the index buffer.
* primitiveCount: The number of primitives to draw.
* instanceCount: The number of instances that will be drawn.
* indices: The index buffer to bind for this draw call.
* indexElementSize: The size of the index type for this index buffer.
*/
REFRESHAPI void REFRESH_DrawInstancedPrimitives(
REFRESH_Device *device,
REFRESH_PrimitiveType primitiveType,
int32_t baseVertex,
int32_t minVertexIndex,
int32_t numVertices,
int32_t startIndex,
int32_t primitiveCount,
int32_t instanceCount,
REFRESH_Buffer *indices,
REFRESH_IndexElementSize indexElementSize
);
/* Draws data from vertex buffers.
* primitiveType: The primitive topology of the vertex data.
* vertexStart: The starting offset to read from the vertex buffer.
* primitiveCount: The number of primitives to draw.
*/
REFRESHAPI void REFRESH_DrawPrimitives(
REFRESH_Device *device,
REFRESH_PrimitiveType primitiveType,
int32_t vertexStart,
int32_t primitiveCount
);
#ifdef __cplusplus #ifdef __cplusplus
} }
#endif /* __cplusplus */ #endif /* __cplusplus */