diff options
| -rw-r--r-- | src/intel/vulkan/gen7_cmd_buffer.c | 34 |
1 files changed, 29 insertions, 5 deletions
diff --git a/src/intel/vulkan/gen7_cmd_buffer.c b/src/intel/vulkan/gen7_cmd_buffer.c index 352892aee33..380283bdd56 100644 --- a/src/intel/vulkan/gen7_cmd_buffer.c +++ b/src/intel/vulkan/gen7_cmd_buffer.c @@ -70,12 +70,36 @@ gen7_cmd_buffer_emit_scissor(struct anv_cmd_buffer *cmd_buffer) }; const int max = 0xffff; + + uint32_t y_min = s->offset.y; + uint32_t x_min = s->offset.x; + uint32_t y_max = s->offset.y + s->extent.height - 1; + uint32_t x_max = s->offset.x + s->extent.width - 1; + + /* Do this math using int64_t so overflow gets clamped correctly. */ + if (cmd_buffer->level == VK_COMMAND_BUFFER_LEVEL_PRIMARY) { + y_min = clamp_int64((uint64_t) y_min, + cmd_buffer->state.render_area.offset.y, max); + x_min = clamp_int64((uint64_t) x_min, + cmd_buffer->state.render_area.offset.x, max); + y_max = clamp_int64((uint64_t) y_max, 0, + cmd_buffer->state.render_area.offset.y + + cmd_buffer->state.render_area.extent.height - 1); + x_max = clamp_int64((uint64_t) x_max, 0, + cmd_buffer->state.render_area.offset.x + + cmd_buffer->state.render_area.extent.width - 1); + } else if (fb) { + y_min = clamp_int64((uint64_t) y_min, 0, max); + x_min = clamp_int64((uint64_t) x_min, 0, max); + y_max = clamp_int64((uint64_t) y_max, 0, fb->height - 1); + x_max = clamp_int64((uint64_t) x_max, 0, fb->width - 1); + } + struct GEN7_SCISSOR_RECT scissor = { - /* Do this math using int64_t so overflow gets clamped correctly. */ - .ScissorRectangleYMin = clamp_int64(s->offset.y, 0, max), - .ScissorRectangleXMin = clamp_int64(s->offset.x, 0, max), - .ScissorRectangleYMax = clamp_int64((uint64_t) s->offset.y + s->extent.height - 1, 0, fb->height - 1), - .ScissorRectangleXMax = clamp_int64((uint64_t) s->offset.x + s->extent.width - 1, 0, fb->width - 1) + .ScissorRectangleYMin = y_min, + .ScissorRectangleXMin = x_min, + .ScissorRectangleYMax = y_max, + .ScissorRectangleXMax = x_max }; if (s->extent.width <= 0 || s->extent.height <= 0) { |