float WI_Number::DrawPercent(float x, float y, int n)
{
if (n < 0)
return x;
pcent->Draw(x, y, FB);
return Draw(x, y, n, -1);
}
void Sprite_Draw(SpriteObj* sprite, const Sprite::DrawParams* params)
{
if (!SpriteResource_CheckCreated(sprite->resource))
return;
// Get animation instance
SpriteObj::AnimationInstance* animationInstance = NULL;
for (std::vector<SpriteObj::AnimationInstance>::iterator it = sprite->animationInstances.begin(); it != sprite->animationInstances.end(); ++it)
if (it->mode != Sprite::AnimationMode_OnceWhenDone && it->mode != Sprite::AnimationMode_LoopWhenDone && (!animationInstance || it->weight > animationInstance->weight))
animationInstance = &(*it);
Assert(animationInstance);
// Determine textures to draw
Texture* texture0 = NULL;
Texture* texture1 = NULL;
Shape::DrawParams texParams;
float lerp = 0.0f;
float uv[8] =
{
0, 0,
1, 0,
1, 1,
0, 1
};
if (params->texCoordRect)
{
uv[0] = params->texCoordRect->left; uv[1] = params->texCoordRect->top;
uv[2] = params->texCoordRect->Right(); uv[3] = params->texCoordRect->top;
uv[4] = params->texCoordRect->Right(); uv[5] = params->texCoordRect->Bottom();
uv[6] = params->texCoordRect->left; uv[7] = params->texCoordRect->Bottom();
}
if (params->flipX)
for (int i = 0; i < 8; i += 2)
uv[i] = 1.0f - uv[i];
if (params->flipY)
for (int i = 1; i < 8; i += 2)
uv[i] = 1.0f - uv[i];
SpriteResource::Animation* animation = animationInstance->animation;
if (animation->frames.size() == 1)
{
texture0 = &animation->frames[0].texture;
texParams.color = params->color;
texParams.SetNumVerts(4);
texParams.SetTexCoord(uv);
}
else
{
const float numFramesF = (float) animation->frames.size();
const float frameIndexF = numFramesF * (animationInstance->time / animation->totalTime);
const float firstFrameIndexF = floorf(frameIndexF);
const int firstFrameIndex = clamp((int) firstFrameIndexF, (int) 0, (int) animation->frames.size() - 1);
const int nextFrameIndex = (firstFrameIndex + 1) % animation->frames.size();
SpriteResource::Frame& firstFrame = animation->frames[firstFrameIndex];
SpriteResource::Frame& nextFrame = animation->frames[nextFrameIndex];
texture0 = &firstFrame.texture;
texture1 = &nextFrame.texture;
texParams.SetNumVerts(4);
texParams.SetTexCoord(uv, 0);
texParams.SetTexCoord(uv, 1);
lerp = frameIndexF - firstFrameIndexF;
}
float xy[8] =
{
params->position.x, params->position.y,
params->position.x + sprite->resource->width * params->scale, params->position.y,
params->position.x + sprite->resource->width * params->scale, params->position.y + sprite->resource->height * params->scale,
params->position.x, params->position.y + sprite->resource->height * params->scale
};
if (params->rect)
{
xy[0] = params->rect->left; xy[1] = params->rect->top;
xy[2] = params->rect->Right(); xy[3] = params->rect->top;
xy[4] = params->rect->Right(); xy[5] = params->rect->Bottom();
xy[6] = params->rect->left; xy[7] = params->rect->Bottom();
}
if (params->rotation != 0)
{
const float centerX = (xy[0] + xy[2]) * 0.5f;
const float centerY = (xy[1] + xy[5]) * 0.5f;
const float rotationSin = sinf(params->rotation);
const float rotationCos = cosf(params->rotation);
float* xyPtr = xy;
for (int i = 0; i < 4; i++, xyPtr += 2)
Vertex_Rotate(xyPtr[0], xyPtr[1], centerX, centerY, rotationSin, rotationCos);
}
texParams.SetPosition(xy);
// Draw
#if 0
if (texture1)
Texture_DrawBlended(texture0, texture1, &texParams, lerp);
else
Texture_Draw(texture0, &texParams);
#else
Material* material = &sprite->resource->material;
if (!material->IsValid())
material = &App::GetDefaultMaterial();
material->SetFloatParameter("Color", (const float*) &texParams.color, 4);
if (texture1)
{
material->SetTechnique("tex_lerp_col");
material->SetTextureParameter("ColorMap0", *texture0);
material->SetTextureParameter("ColorMap1", *texture1);
material->SetFloatParameter("Scale", &lerp);
material->Draw(&texParams);
}
else
{
material->SetTechnique("tex_col");
material->SetTextureParameter("ColorMap", *texture0);
material->Draw(&texParams);
}
#endif
}
