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video: move position buffer filling to UpdateWindowFramebuffer

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Ash 2018-10-01 20:33:24 +10:00 committed by Ash Logan
parent c6ab8408cb
commit 4846a24b0c
1 changed files with 33 additions and 26 deletions
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59
src/video/wiiu/SDL_wiiuvideo.c
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@ -44,6 +44,7 @@
#include <whb/gfx.h>
#include <coreinit/memdefaultheap.h>
#include <string.h>
#include <stdint.h>
#include "texture_shader.h"
@ -59,40 +60,33 @@ static void WIIU_DestroyWindowFramebuffer(_THIS, SDL_Window *window);
#define SCREEN_WIDTH 1280
#define SCREEN_HEIGHT 720
static const float tex_coord_vb[] =
{
0.0f, 1.0f,
1.0f, 1.0f,
1.0f, 0.0f,
0.0f, 0.0f,
};
typedef struct
{
SDL_Surface *surface;
GX2Texture texture;
} WIIU_WindowData;
static const float position_vb[] =
{
-1.0f, -1.0f,
1.0f, -1.0f,
1.0f, 1.0f,
-1.0f, 1.0f,
static GX2RBuffer tex_coord_buffer = {
GX2R_RESOURCE_BIND_VERTEX_BUFFER |
GX2R_RESOURCE_USAGE_CPU_READ |
GX2R_RESOURCE_USAGE_CPU_WRITE |
GX2R_RESOURCE_USAGE_GPU_READ,
2 * sizeof(float), 4, NULL
};
static GX2RBuffer position_buffer = {
GX2R_RESOURCE_BIND_VERTEX_BUFFER |
GX2R_RESOURCE_USAGE_CPU_READ |
GX2R_RESOURCE_USAGE_CPU_WRITE |
GX2R_RESOURCE_USAGE_GPU_READ,
2 * 4, 4, NULL
};
static const float tex_coord_vb[] =
{
0.0f, 1.0f,
1.0f, 1.0f,
1.0f, 0.0f,
0.0f, 0.0f,
};
static GX2RBuffer tex_coord_buffer = {
GX2R_RESOURCE_BIND_VERTEX_BUFFER |
GX2R_RESOURCE_USAGE_CPU_READ |
GX2R_RESOURCE_USAGE_CPU_WRITE |
GX2R_RESOURCE_USAGE_GPU_READ,
2 * 4, 4, NULL
2 * sizeof(float), 4, NULL
};
static WHBGfxShaderGroup group = { 0 };
@ -114,14 +108,13 @@ static int WIIU_VideoInit(_THIS)
// setup vertex position attribute
GX2RCreateBuffer(&position_buffer);
buffer = GX2RLockBufferEx(&position_buffer, 0);
memcpy(buffer, position_vb, position_buffer.elemSize * position_buffer.elemCount);
GX2RUnlockBufferEx(&position_buffer, 0);
// setup vertex texture coordinates attribute
GX2RCreateBuffer(&tex_coord_buffer);
buffer = GX2RLockBufferEx(&tex_coord_buffer, 0);
memcpy(buffer, tex_coord_vb, tex_coord_buffer.elemSize * tex_coord_buffer.elemCount);
if (buffer) {
memcpy(buffer, tex_coord_vb, tex_coord_buffer.elemSize * tex_coord_buffer.elemCount);
}
GX2RUnlockBufferEx(&tex_coord_buffer, 0);
// initialize a sampler
@ -210,6 +203,20 @@ static int WIIU_UpdateWindowFramebuffer(_THIS, SDL_Window *window, const SDL_Rec
{
WIIU_WindowData *data = (WIIU_WindowData *) SDL_GetWindowData(window, WIIU_DATA);
float* buffer;
static const float position_vb[] =
{
-1.0f, -1.0f,
1.0f, -1.0f,
1.0f, 1.0f,
-1.0f, 1.0f,
};
buffer = GX2RLockBufferEx(&position_buffer, 0);
if (buffer) {
memcpy(buffer, position_vb, position_buffer.elemSize * position_buffer.elemCount);
}
GX2RUnlockBufferEx(&position_buffer, 0);
GX2Invalidate(GX2_INVALIDATE_MODE_CPU_TEXTURE, data->texture.surface.image, data->texture.surface.imageSize);
WHBGfxBeginRender();