mirror of https://github.com/encounter/SDL.git
More efficient calculation of render_count
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@ -2832,7 +2832,7 @@ static int plotLineLow(SDL_Renderer *renderer, float x0, float y0, float x1, flo
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D = (2 * dy) - dx;
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y = y0;
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for (render_count = 0, x = x0; x <= x1; ++x, ++render_count) {
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for (x = x0; x <= x1; ++x) {
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tmp->x = x;
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tmp->y = y;
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tmp++;
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@ -2843,6 +2843,7 @@ static int plotLineLow(SDL_Renderer *renderer, float x0, float y0, float x1, flo
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D += 2*dy;
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}
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}
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render_count = (tmp - points);
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if (!draw_last) {
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--render_count;
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@ -2889,7 +2890,7 @@ static int plotLineHigh(SDL_Renderer *renderer, float x0, float y0, float x1, fl
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D = (2 * dx) - dy;
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x = x0;
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for (render_count = 0, y = y0; y <= y1; ++y, ++render_count) {
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for (y = y0; y <= y1; ++y) {
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tmp->x = x;
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tmp->y = y;
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tmp++;
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@ -2900,6 +2901,7 @@ static int plotLineHigh(SDL_Renderer *renderer, float x0, float y0, float x1, fl
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D += 2*dx;
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}
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}
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render_count = (tmp - points);
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if (!draw_last) {
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--render_count;
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