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3DS - Save some RAM

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This commit is contained in:
Clownacy 2020-10-15 13:46:56 +01:00
parent cf92263fba
commit cbef077ff7
1 changed files with 14 additions and 9 deletions
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23
src/Backends/Rendering/3DS.cpp
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@ -29,8 +29,6 @@ typedef struct RenderBackend_Surface
{ {
C3D_Tex texture; C3D_Tex texture;
C3D_RenderTarget *render_target; C3D_RenderTarget *render_target;
size_t width;
size_t height;
} RenderBackend_Surface; } RenderBackend_Surface;
typedef struct RenderBackend_GlyphAtlas typedef struct RenderBackend_GlyphAtlas
@ -45,6 +43,8 @@ static C2D_ImageTint glyph_tint;
static C3D_RenderTarget *screen_render_target; static C3D_RenderTarget *screen_render_target;
static RenderBackend_Surface *framebuffer_surface; static RenderBackend_Surface *framebuffer_surface;
static size_t framebuffer_surface_width;
static size_t framebuffer_surface_height;
static bool frame_started; static bool frame_started;
@ -123,9 +123,16 @@ RenderBackend_Surface* RenderBackend_Init(const char *window_title, size_t scree
framebuffer_surface = RenderBackend_CreateSurface(screen_width, screen_height, true); framebuffer_surface = RenderBackend_CreateSurface(screen_width, screen_height, true);
if (framebuffer_surface != NULL) if (framebuffer_surface != NULL)
{
framebuffer_surface_width = screen_width;
framebuffer_surface_height = screen_height;
return framebuffer_surface; return framebuffer_surface;
}
else else
{
Backend_PrintError("RenderBackend_CreateSurface failed in RenderBackend_Init"); Backend_PrintError("RenderBackend_CreateSurface failed in RenderBackend_Init");
}
C3D_RenderTargetDelete(screen_render_target); C3D_RenderTargetDelete(screen_render_target);
} }
@ -161,12 +168,12 @@ void RenderBackend_DrawScreen(void)
const float texture_left = 0.0f; const float texture_left = 0.0f;
const float texture_top = 0.0f; const float texture_top = 0.0f;
const float texture_right = (float)framebuffer_surface->width / framebuffer_surface->texture.width; const float texture_right = (float)framebuffer_surface_width / framebuffer_surface->texture.width;
const float texture_bottom = (float)framebuffer_surface->height / framebuffer_surface->texture.height; const float texture_bottom = (float)framebuffer_surface_height / framebuffer_surface->texture.height;
Tex3DS_SubTexture subtexture; Tex3DS_SubTexture subtexture;
subtexture.width = framebuffer_surface->width; subtexture.width = framebuffer_surface_width;
subtexture.height = framebuffer_surface->height; subtexture.height = framebuffer_surface_height;
subtexture.left = texture_left; subtexture.left = texture_left;
subtexture.top = 1.0f - texture_top; subtexture.top = 1.0f - texture_top;
subtexture.right = texture_right; subtexture.right = texture_right;
@ -180,7 +187,7 @@ void RenderBackend_DrawScreen(void)
SelectRenderTarget(screen_render_target); SelectRenderTarget(screen_render_target);
C2D_DrawImageAt(image, (400 - framebuffer_surface->width) / 2, (240 - framebuffer_surface->height) / 2, 0.0f); C2D_DrawImageAt(image, (400 - framebuffer_surface_width) / 2, (240 - framebuffer_surface_height) / 2, 0.0f);
EndRendering(); EndRendering();
} }
@ -194,8 +201,6 @@ RenderBackend_Surface* RenderBackend_CreateSurface(size_t width, size_t height,
if (surface != NULL) if (surface != NULL)
{ {
surface->width = width;
surface->height = height;
surface->render_target = NULL; surface->render_target = NULL;
memset(&surface->texture, 0, sizeof(surface->texture)); memset(&surface->texture, 0, sizeof(surface->texture));